Ductile Iron Grades Composition

The normal. INTRODUCTION Austempered Ductile Iron castings or commonly called ADI castings, is produced by heat treating ductile iron to a temperature to produce austenite. Ductile Iron is also known as nodular cast iron, spheroidal graphite cast iron and ductile cast iron and this is for the simple reason that ductile iron is essentially a kind of cast iron. Heat treated using a proprietary process. 3wt% with mechanical properties markedly plunging at this point, necessitating the need to investigate alternative strengthening measures aside expensive heat treatments, hence thesis objective to research methods to develop high strength SSF ductile irons as-cast. This month we will examine what makes the difference and what you can do to about it. Mechanical properties of SG-iron with different matrix structure. Ductile (nodular) iron, meeting or exceeding ASTM A 536. 500" in 3/32 and 1/8" wall, all in generous lengths to accommodate all styles of gasoline an. 3D Cast Iron is a ductile iron that has a stock grade of 3D and is otherwise known as spheroidal graphite or nodular iron. Both steels as well as cast irons are mainly iron with carbon (C) as the prime alloying element. 0% carbon, 1–3% silicon, and the remainder iron. The lower value could be related to the initial composition of the ductile iron raw material. Ductile iron is an iron alloy of itself, meaning the base iron has to be properly prepared and of the proper chemical composition to make ductile iron, by either the addition of magnesium or cerium. Composition. Treatment 1: Continuous Additions, Daily Maintenance. Where strength requirements need to surpass that of aluminium and grey iron, but where steel is not suitable, ductile iron finds a. Ductile Iron Grade Chart. The difference between the various grades of ductile iron is in the microstructure of the metal around the. Gray Iron FC 100 20 G 1800 GG 10 EN-GJL-100 G 1800 G 10 FC 200 30 G 2500 GG 20 EN-GJL-200 G 2500 G 20 FC 250 35 G 3000 GG 25 EN-GJL-250 G 3000 G 25 FC 300 40 G 3500 GG 30 EN-GJL-300 G 3500 G 35 Versa-Bar® grades compared to other standards (*) Versa-Bar® Grade ASTM DIN SAE UNI A 536 1693 EN 1563 J 434 4544 Ductile Iron. So, this cast iron gra. What is in Ductile Iron? (Composition) If you were to do a chemical analysis of ductile iron, this is what you would normally find: Iron ~94% Carbon 3. Ductile iron is not a single material but part of a group of materials which can be produced with a wide range of properties through control of their microstructure. 65-45-12 is the ASTM designation for this material. Suggested Citation:"2 Ductile Iron and Corrosion. 50 Ductile (Nodular) Iron SAE J434 Grade D4512. This month we will examine what makes the difference and what you can do to about it. Ductile iron grades are identified by their mechanical properties: tensile and yield strengths in thousands of pounds per square inch (psi) and elongation in percent. Ductile iron is an iron alloy of itself, meaning the base iron has to be properly prepared and of the proper chemical composition to make ductile iron, by either the addition of magnesium or cerium. Cerium is an optional constituent in ductile iron. Grey Cast Iron Grade SCH25 The classification, chemical composition, mechanical properties, hardness, technological properties,physical properties,Equivalent steels, specification of grey cast iron grade SCH25, СЧ25. The austempering heat treatment converts ductile iron to austempered ductile iron (ADI), which includes excellent strength, toughness and fatigue characteristics. The attractive properties of ADI return to its distinct and unique microstructure, which consists of fine acicular ferrite within C-enriched stabilized austenite. The latter is produced by adding magnesium just prior to casting, which crystallizes as graphite nodules before evaporating. It is a form of steel pipe, but made from more malleable products. Properties of Ductile Iron 1. Matrix control, obtained in conventional Ductile Iron either "as-cast" through a combination of composition and process control, or through heat treatment, gives the designer the option of selecting the grade of Ductile Iron which provides the. 3110): EN 1563-2011 Si content may be lower due to other alloying elements With lower Mn content (e. The principal factor in determining the different grades of ductile iron in the specifications is the matrix structure. These ferroalloy and casting standards are helpful in guiding. BS2789 Grade 700-2 SG Iron BS2789 Grade 700-2 SG Iron suppliers and stockholders, delivering to the whole of the UK. Gray Iron typically runs 3. PRASANNA 1, DR M. ASTM A536 Ductile Iron Castings Tensile Requirements NO. The material is high strength, ductile and more readily machined than other styles of cast iron. ASTM A 536 is the most frequently used, covering the general engineering grades of Ductile Iron. , Northwest Pipe Chief Engineer and Carl Perry, Northwest Pipe Special Projects Manager Introduction Steel and ductile-iron are the two primary water transmission pipeline materials presently in use throughout the United States for pipe diameters 24" and larger. Grey cast iron has less tensile strength and shock resistance than steel, but its compressive strength is comparable to low- and medium-carbon steel. An inoculant is a ferro-silicon based alloy added to the molten metal either just before or during the pouring of the liquid iron into the mould. lead, antimony and titanium are usually kept as. West Yorkshire Steel are suppliers of 700-2 SG iron bar in diameters and a limited range of flat sections. Industries. Castings are classified by grades based on mechanical property requirements. Cerium is an optional constituent in ductile iron. Tensile and yield strength values are twice those of standard ductile iron. These Ni Resist alloy grades are austenitic gray cast iron casting grades that provide good hardness, dampening, and some corrosion resistance. ADI (Austempered Ductile Iron) Structure. Steel: Iron with a bit of carbon in it— generally less than 1%. A total of 53 samples were subjected to hardness and mechanical testing, and 26 samples were subjected to further testing for composition, microstructure, and strain hardness behavior. Related Specifications: 3D-500-7C, EN16482, EN-GJS-500-7C: A spheroidal graphite cast iron that possesses high elasticity and resistance to impact. The inoculation of grey and ductile iron is realized by the addition of small amounts of materials known as inoculants. History of Ductile Iron 1. Also backed by economic and technical potentials, it is imperative. This new Darton sleeve line is available in bore sizes ranging from 3. The chemical compositions are the key to producing high quality ductile iron castings, and also associated with the creation of heat treatment plan, therefore is an essential factor to make. fatigue performance than regular ductile iron or austempered ductile iron, better machinability than regular austempered ductile iron and similar machinablity to as cast ductile iron. Iron and Residuals% 94. Sometimes called the “space age metal”, it has a low density and is a strong, lustrous, corrosion-resistant (including to sea water and chlorine) transition metal with a silver colour. Titanium is a chemical element with the symbol Ti and atomic number 22. As ductile iron can be bent, it can be made into different shapes and forms. Gray Iron FC 100 20 G 1800 GG 10 EN-GJL-100 G 1800 G 10 FC 200 30 G 2500 GG 20 EN-GJL-200 G 2500 G 20 FC 250 35 G 3000 GG 25 EN-GJL-250 G 3000 G 25 FC 300 40 G 3500 GG 30 EN-GJL-300 G 3500 G 35 Versa-Bar® grades compared to other standards (*) Versa-Bar® Grade ASTM DIN SAE UNI A 536 1693 EN 1563 J 434 4544 Ductile Iron. Properties of Ductile Iron 1. 700-2 is the ISO numeric designation. Most ductile irons are specified based on mechanical properties and have loosely defined. Upon dilution with the base metal, the composition of the weld metal approaches 30% Ni and 70% Fe which has the lowest thermal expansion of all nickel-iron alloys, contributing to the reduction of shrinkage stresses. Composition (Weight Percent) In most applications Alloy 316/316L has superior corrosion resistance to Alloy 304/304L. Ni Resist Alloy Properties. Chemistry requirements are not specified in the ASTM A536 standard. How to tell the difference between cast iron and ductile iron pipe, pipes made from ductile iron are more durable, they are stronger and they are lighter than pipes. The difference between the various grades of ductile iron is in the microstructure of the metal around the. If you are machining different types of. Matrix control, obtained in conventional Ductile Iron either "as-cast" through a combination of composition and process control, or through heat treatment, gives the designer the option of selecting the grade of Ductile Iron which provides the. The youngest but most successful member of a truly ancient family, Ductile Iron has suffered from an abundance of myths and a lack. Ductile Iron has a mix of added alloy resulting in an iron well suited to high wear environment. Ductile cast iron (also called as spheroidal graphite cast iron or nodular cast iron) has been widely used as a main industrial material in place of high-grade cast iron. Ductile iron pipe shall be designed in accordance with ANSI A21. A ductile cast iron with high strength, excellent shock and fatigue resistance, plus excellent machinability. 7 to 5% C Below 1. When used in place of grey iron, the design of the casting is lighter. Cast Irons types and composition. If castings are heat-treated, prior approval from the customer is required. 0 safety factor that is applied to the working pressure plus a surge pressure of 100 psi. Comparison of Mechanical Properties of Cast Iron with Steel Castings The following table has been compiled to assist with the selection of the ideal grade of cast iron for your castings. org 19 | Page Fig. Because of this, it is an excellent replacement for 1010, 1018, 1020, 12L14, 1212, and 1215 grades of steel. This is a ductile iron ASTM A536 grade 60-40-18 data sheet. Ductile Iron Castings Advantages. Ductile Iron. It is also. Adding up to 0. Grade 450-10 SG iron, EN-GJS-450-10. It contains 1. 450-10 is the ISO numeric designation. It is based on the ANSI/AWWA C150/A21. ASTM A536 100-70-03, EN-GJS-700-2, GGG70, Ductile Iron, SG Iron Chemical Composition, Mechanical and Physical Properties ASTM A536 100-70-03 (EN-GJS-700-2, GGG70) is a type of high tensile strength ductile cast iron (SG cast iron, n material grade. 2% Molybdenum. Summary - Ductile Iron vs Cast Iron. 50 Ductile (Nodular) Iron SAE J434 Grade D4512. This specification covers standard requirements for ductile iron castings for pressure-retaining parts for use at elevated temperatures. Ductile iron, like cast iron, is used for sewage service. Its most well-known feature, however, is ductility. At SG Castings we mostly cast in grade 450/10 ductile cast iron but have the facilities to cast in a range of SG and grey iron grades. ASTM A536 80-55-06 Ductile Iron, SG Iron Chemical Composition, Mechanical and Physical Properties. Austempered Ductile Iron (ADI) is a form of ductile iron that enjoys high strength and ductility as a result of its microstructure controlled through heat treatment. Family of Ductile Iron 1. A sand mould of cavity shaped as block of. These ferroalloy and casting standards are helpful in guiding metallurgical laboratories and refineries, product manufacturers, and other end-users of cast iron and its alloys in their proper processing and application procedures to ensure their quality towards safe use. Home Grades of Austempered Ductile Iron ADI Iron austempered ductile iron (ADI) belongs to structural materials with continuously increasing level of production. resistance of ductile iron can be increased through proper heat treatment of ductile irons. Chemical Analysis. Started in 1999, Magsen Foundry is a Chinese company devoting in serving OEM clients throughout North America, we work with our customers to manufacture metal components for their world-class products, our alloys fully meet the ASTM standards. Ductile cast iron This is commonly used in steam, water, gas and oil pipeline systems because of its wide range of working temperatures and pressures. he excellent performance of austempered ductile iron (ADI) comes from high quality ductile iron raw casting and the properly selected heat treatment. Moreover, the compressive strength is much higher than that of the latter. 4" " Inadditiontothehighcarboncon tent,a1M3%weight'siliconadded'to'theiron' increases'the'potential'for'graphite'formation,'or'graphitization. The term cast iron is used to describe an entire family of metals with a broad range of properties. Abstract Carbide Austempered Ductile Iron (CADI) is the family of ductile iron containing wear resistance alloy carbides in the ausferrite matrix. Castings are classified by grades based on mechanical property requirements. Sometimes referenced as a ductile iron BS2789 Grade 700-2 is a spheroidal graphite iron that offers better strength, wear. A ductile cast iron with high strength, excellent shock and fatigue resistance, plus excellent machinability. Our most popular Dura-Bar grade, 65-45-12 ductile iron has excellent machinability with good surface finishes, optimal impact strengths, fatigue properties, electrical conductivity and high magnetic permeability. 5 feet or more. Ductile iron provides a designer with an exceptional combination of toughness, low cost manufacturing, and reliability. Oluwasegun Abstract—Ductile cast irons are materials having strength, impact toughness and ductility comparable to those of many grades of steel while exceeding by far those of standard gray irons. Industries. The followings are its other equivalent grades, chemical composition, mechanical properties and iron castings. Citizen Metals is an international supplier of Ductile Iron Pipes in Kuwait, Price List Of Di Pipes In India, Ductile Iron Pipe Manufacturers In Kolkata, Di Pipes Manufacturers In India, Ductile Iron Pipe Manufacturers In Gujarat, Di K7 Pipes Manufacturer, Ductile Iron Pipe Manufacturing Process, K7 Di Pipe Manufacturer, K7 Di Pipe Supplier, K9. In this standard SI units are primary and in-lb units are derived. com) specializes in ADI sand castings weighing 1# to 500# in flask sizes up to 48"x48". As the name Ductile Iron suggests this grade of Cast Iron has a degree of ductility. Gray Iron typically runs 3. For design purposes, the Appendix provides general information on the application of high temperature ductile iron castings, their processing conditions, chemical composition, mechanical properties and microstructure. Our EN-GJS-450-10 SG iron (ductile iron) is supplied conforming to BS EN 1563 and can be delivered throughout the UK. Ductile iron is an iron alloy of itself, meaning the base iron has to be properly prepared and of the proper chemical composition to make ductile iron, by either the addition of magnesium or cerium. 4" " Inadditiontothehighcarboncon tent,a1M3%weight'siliconadded'to'theiron' increases'the'potential'for'graphite'formation,'or'graphitization. there is no composition for this concrete it is derived through experiments. Specifying Body Spec. Castings may be specified in the as-cast or heat-treated condition. Ductile iron, like cast iron, is used for sewage service. Interphase Boundaries in Ductile Iron Overview: Grain boundary embrittlement and high temperature grain boundary instability are important factors in the quest for higher performance metals for many industrial applications. ASTM A536 100-70-03, EN-GJS-700-2, GGG70, Ductile Iron, SG Iron Chemical Composition, Mechanical and Physical Properties ASTM A536 100-70-03 (EN-GJS-700-2, GGG70) is a type of high tensile strength ductile cast iron (SG cast iron, n material grade. 6 Manganese% 0. The classification, chemical composition, mechanical properties, hardness, technological properties,physical properties,Equivalent steels, specification of grey cast iron grade SCH25, СЧ25. The ADI specimens produced in this study, have their hardness in the range of 198-213BHN. The real life expectancy of cast iron pipe is unknown, but is usually estimated at 100 years or more. Chapter 6 Ductile iron Production of ductile iron Ductile iron, also known as spheroidal graphite (s. Find trusted Chinese Iron Ore Buyers. Family of Ductile Iron 1. Composition. Gray iron, ductile iron & malleable iron castings Bunty LLC is an expert at delivering quality iron castings to the automotive and other industrial sectors where the application of heavy wall components is required. The microstructure as cast is ferritic. This is a ductile iron ASTM A536 grade 60-40-18 data sheet. The 100-70-02 ductile iron grade's matrix is predominately pearlitic, with only about 5% ferrite in the microstructure. Chemical composition % of cast iron EN-GJS-600-10 (5. Production facil-. The extent of the embrittlement does not show marked dependence upon potential or the species present in water, and only the latter appears to be the critical substance for embrittlement. Adding up to 0. The distinctive metallurgic composition of V-3 65-45-12 iron makes it the easiest to machine out of the three grades of continuously cast metal. Grinding of Austempered Ductile Iron Grade 3 as Function of the Microcrystalline Al 2 O 3 Grinding Wheels Composition p. fatigue performance than regular ductile iron or austempered ductile iron, better machinability than regular austempered ductile iron and similar machinablity to as cast ductile iron. However, the content of any element may be specified by mutual agreement. The latter is produced by adding magnesium just prior to casting, which crystallizes as graphite nodules before evaporating. The large investments in gray iron foundries during the past few years is an indication that gray iron will be considered a valuable engineering material for some time to come. [row] [col span__sm="12"] [/col] [/row] [accordion] [accordion-item title="Request a call"] To request a call back regarding this product please complete the form below. Castings may be specified in the as-cast or heat treated condition. Features of Ductile Iron Manhole Cover C250 : 1. The 100-70-02 ductile iron grade's matrix is predominately pearlitic, with only about 5% ferrite in the microstructure. Ductile iron is a form of cast iron having improved properties. 2% YS (MPa) Minimum nodularity Nodularity (%) UTS F : A plot representing UTS and YS, showing a drop in the propertyasthenodularityisreduced[ ]. Out diameter:DN80-DN800Wall thickness:0. The molten metal was poured in the mould cavity as shown in the Figure 3. This specification covers standard requirements for ductile iron castings for pressure-retaining parts for use at elevated temperatures. The followings are its other equivalent grades, chemical composition, mechanical properties and iron castings. ADI is stronger per unit of weight than aluminum and as wear resistant as steel. Experimental procedure The commercial EN-GJS-500-7 grade ductile iron was selected for the study. Cast irons are primarily alloys of iron that contain more than 2% carbon and 1% or more of silicon. 71%, respectively. applications. Grey Cast Iron Grade SCH25 The classification, chemical composition, mechanical properties, hardness, technological properties,physical properties,Equivalent steels, specification of grey cast iron grade SCH25, СЧ25. The ADI specimens produced in this study, have their hardness in the range of 198-213BHN. The dissolution of the primary iron carbides into the ausferritic matrix during the austempering process is prevented or lessened by altering the chemical composition of the ductile iron, employing a stabilizing agent, by altering the processing parameters of the austempering process, or any combination thereof. Ductile iron 60-40-18 is one grade in a family of many. The selection of the composition is dictated by the casting section size and by the. Radzikowska, The Foundry Research Institute, Krako´w, Poland CAST IRON is an iron-carbon cast alloy with other elements that is made by remelting pig iron, scrap, and other additions. Grade 700-2 SG Iron - EN-GJS-700-2. Treatment 1: Continuous Additions, Daily Maintenance. 5 feet, and provides tables for shallow depths of cover (1 ft. Global supplier of industrial precision casting. Mechanical properties of SG-iron with different matrix structure. Austempering,-A-Technology-for-Substitution ADI$DAYS$$2016$$ 6th$$–7 th October $$$$$Minerbe 1 THE$DUCTILE$IRON$(XDIS)$COMPETITION$IN$THE$RP0. The chemical composition of ductile iron and the cooling rate of the casting have a direct effect on its tensile properties by influencing the type of matrix structure that is formed. All grades of ductile iron bar stock respond very well to conventional heat-treating methods. Light Duty ASTM Class 25 Gray Iron Composition Typical Base Composition % Carbon 3. Applications. Hardness in the core will be less than the hardness on the outside surfaces. Castings are classified by grades based on mechanical property requirements. SPHEROIDAL GRAPHITE CAST IRON 600/3 (BS EN 1563:1997) Spheroidal Graphite Iron, also known as Ductile Cast Iron, is a type of cast iron that has been treated while molten with an element such as Magnesium or Cerium to induce the formation of free Graphite as nodules or spherulites. P235GH is a kind of material for pressure purpose. INTRODUCTION Austempered Ductile Iron castings or commonly called ADI castings, is produced by heat treating ductile iron to a temperature to produce austenite. Many gray, ductile, and alloy-iron components can be machined directly from bar that is continuously cast to near-net. Casting, Ductile Iron Casting, Austempering Ductile Iron Casting manufacturer / supplier in China, offering ASTM897 Adi Austempering Austempered Ductile Iron Casting for Auto and Railway, Foundry Factory Supplier Price of Cast Iron Kg, Brass Bronze Copper Sand Casting Parts and so on. There is a need for a grade of iron between conventional gray iron and nodular iron providing it can be made with the same ease as gray iron. Microstructure of Cast Iron (Grey Iron) Microstructure of Ductile Iron The key yardstick to clasify the grade between Ductile Iron to Grey Cast Iron is by comparing their. The youngest but most successful member of a truly ancient family, Ductile Iron has suffered from an abundance of myths and a lack. 65-45-12 grade ductile iron provides excellent wear resistance and high strength in metal-to-metal applications. Cast ductile iron normally contains over 3 percent carbon; it can be bent, twisted or deformed without fracturing. Adhesives, Chemicals & Lubricants Conduit, Fittings, Raceway & Strut Control & Automation Data & Communication Electric Utility & Outside Plant Products Boxes & Enclosures Fasteners & Hardwares Heat and Ventilation Lighting Office & Packaging Supplies Power Distribution Power Sources & Motors Safety Products Solar Products Wiring Devices & Wallplates Tools & Instruments Welding & Soldering. Automotive Ductile (Nodular) Iron Castings J434_198606 This SAE Standard covers the minimum mechanical properties measured on separately cast test pieces of varying thickness and microstructural requirements for ductile iron castings used in automotive and allied industries. For finishing, Seco's CBN150C is the preferred grade. Send inquiries and quotations to high volume B2B Chinese Iron Ore buyers and connect with purchasing managers. Gray Iron typically runs 3. The pearlite/ferrite structure provides higher wear resistance and strength when compared to a ferrite grade of ductile iron. V-3 (65-45-12) ductile iron has a tensile strength of 65,000 psi with a yield strength of 45,000 psi and 12% elongation. Inomet™ 35 is highly effective inoculant for grey and ductile iron with excellent solubility and enhanced cleanliness, suitable for stream and low temperature applications. Grade CBN200C combines the optimum balance between substrate, coating and edge preparation for successful finish machining of high quality ductile iron components. Hi-Sil Moly Ductile Iron Castings is a Ductile Iron (DI) that stands for High Silicon with Molybdenum Ductile Iron. Ductile iron, like cast iron, is used for sewage service. The material is high strength, ductile and more readily machined than other styles of cast iron. Castings may be specified in the as-cast or heat treated condition. Use Grade Min. In addition, the composition of an iron must be adjusted to suit particular castings. Keywords: A536 Grade Ductile Iron, Austempered Ductile Iron, 316 Austenitic Stainless Steel, Stress Corrosion Cracking, Tensile Strength, Elongation, fracture strength, Metallography 1. ductile_cast_iron_astm_a536. The main application for Ni-Resist is in Gas Turbines and Automotive Exhaust and Turbocharger Systems, where temperature fluctuates between 500 and 1050ºC. Grade CBN200C combines the optimum balance between substrate, coating and edge preparation for successful finish machining of high quality ductile iron components. isothermal quenching influences the mechanical properties and structure of ductile iron. American Iron and Alloys offers two types of high quality ductile iron grades, V-3 and V-4. All grades of ductile iron bar stock respond very well to conventional heat-treating methods. The extent of the embrittlement does not show marked dependence upon potential or the species present in water, and only the latter appears to be the critical substance for embrittlement. The selection of the composition is dictated by the casting section size and by the. Ductile iron grades are identified by their mechanical properties: tensile and yield strengths in thousands of pounds per square inch (psi) and elongation in percent. Dura-Bar 65-45-12 ductile iron contains nodular graphite in a matrix of ferrite with small amounts of pearlite. Ductile Iron ASTM A536 Grade 65-45-12 (Related Standards-SAE J434C D4512; ISO 1083 400-12) ASTM A536 65-45-12 is a nodular Iron with a ferritic and pearlitic microstructure and mechanical properties comparable to low alloy steels. Ductile iron castings have production and machining cost advantages over steel fabrications, forgings and castings within the limitations of the ductility and impact properties and have strength to weight advantages over grey iron castings where breakage is a problem. Ni reduces tensile strength slightly but increase. 700-2 is the ISO numeric designation. parts made with MIP grades should exhibit good machining performances [4]. Annealed cast ductile iron can be bent, twisted or deformed without fracturing. A low Sulphur content helps to maximise the recovery of Magnesium during the nodularisation process. Ductile iron pipe shall be manufactured in accordance with ANSI A21. In the as-cast condition, the matrix will consist of varying proportions of pearlite and ferrite, and as the amount of pearlite increases, the strength and hardness of the iron also increase. Cast irons are based on the Fe-C system, and the solid-state transformations on which cast iron heat treatments are based are similar to those applied to steels. Manufacturer & Exporter of S G Iron Castings. 65-45-12 is the ASTM designation for this material. High -nickel cast irons, becaus e of their austenitic matrix, are the. Most modern homes use PVC pipe, which is cheaper and easier to work with. Contact our sales office and consult our shipping policy for further details. Within the SSF grade, strengthening limit with Silicon is reached at 4. A Grey and Ductile iron Foundry with capability to handle highly intricate castings for specialized applications. Cast Iron is a generic term that identifies a large family of ferrous alloys. 7 % carbon, solidification produces an austenitic single phase material, with the carbon present in the structure in solid solution. High load rating and strength. The spheroidizing treatment was carried out with FeSiMg alloy using covered ladle method. This specification covers castings made of ductile iron, also known as spheroidal or nodular iron, that is described as cast iron with the graphite substantially spheroidal in shape and essentially free of other forms of graphite, as defined in Terminology A644. Ductile Iron Grade 65-45-12 Farmer's Copper Ltd. SPECIFI CATION C % Si % Mn % S % P % Mg % Cu % 1 3. May also be applied on ductile iron and aluminum materials. What is Grey Cast Iron? Grey cast iron (a. The properties of Grade 65-45-12 ductile iron are as follows;65,000 psi (448 MPa) tensile strength, 45,000 psi (310 MPa) yield strength and 12% elongation. Ductile iron applications. grades of ductile iron can also be made with common grades of constructional steel scrap, pig iron and foundry returns, but certain trace elements e. We are Stockholder & Distributors of Continuous Casting Iron Bars, Dense Iron Bars, Dense Bars, Gray Iron Bar, Grey Iron Bar, Ductile Iron Bar, SG Iron Bar, S. Reliable microstructure, is the key to optimum iron machined castings because cast iron shows vast machining tendencies related to composition and microstructure. CASTINGS The end rings and center rings are cast from ductile (nodular) iron, meeting or exceeding ASTM A 536, Grade 65-45-12. 8%; Manganese 0. The chemical compositions are the key to producing high quality ductile iron castings, and also associated with the creation of heat treatment plan, therefore is an essential factor to make. , MSRIT, Bangalore-54, Email: nd. Alloy additions may be made to ductile iron to assist in controlling the matrix structure as-cast or to provide response to heat treatment. Two ductile iron grades of GJS-500-7 and GJS-500-14 were cast with silicon content of 2. Production facil-. Sometimes referenced as a ductile iron BS2789 Grade 700-2 is a spheroidal graphite iron that offers better strength, wear resistance and hardening capabilities to that of 600-3 SG iron grade. The mechanical properties of as-cast ductile iron strongly depend on the amount and distribution of ferrite in the microstructure. This material is readily machinable with good surface finishes. 0 % nickel may be used to increase hardenability. Dura-Bar 65-45-12 ductile iron contains nodular graphite in a matrix of ferrite with small amounts of pearlite. Looking at cast iron vs ductile iron cost or ductile iron vs cast iron price, as ductile iron has a more complicated chemical makeup than cast iron, it costs more than cast iron. ADI (Austempered Ductile Iron) Structure. Ductile iron grades cannot be distinguished by chemistry because the properties are influenced by the graphite morphology and by the composition of the matrix, which is strongly influenced by other variables. Because pure iron carbide is non-ductile, high levels of carbide in a composition tend to make the composition brittle and difficult to machine. The results of the study were as follows:. What is the composition of Cast Iron ?. 65-45-12 Ductile Iron can be oil quench hardened from 1600° F (885° C) to Rockwell C 50 minimum on the outside of the bar. [email protected] Specifically, what makes grey iron "grey iron," is the graphite flake structure that is created during the cooling process from the carbon that is in the. Moreover, the compressive strength is much higher than that of the latter. All cast irons can be melted in cupolas, electric arc furnaces, or induction furnaces. counterbores. While conventional ductile iron was discovered in 1943 and the austempering process had been around since the 1930s, the combination of the two technologies was not commercialized until the 1970s. Patternmaking is no longer a necessary step in manufacturing cast-iron parts. Steel meets ASTM A 588 composition specifications. may vary from a soft ductile ferritic structure through a hard and higher strength pearlitic structure to a hard higher and comparatively tough martensitic structure. Wrought iron: Iron that contains glassy inclusions. Gray Iron FC 100 20 G 1800 GG 10 EN-GJL-100 G 1800 G 10 FC 200 30 G 2500 GG 20 EN-GJL-200 G 2500 G 20 FC 250 35 G 3000 GG 25 EN-GJL-250 G 3000 G 25 FC 300 40 G 3500 GG 30 EN-GJL-300 G 3500 G 35 Versa-Bar® grades compared to other standards (*) Versa-Bar® Grade ASTM DIN SAE UNI A 536 1693 EN 1563 J 434 4544 Ductile Iron. txt · Last modified: 2012/06/02 by dmitri_kopeliovich Except where otherwise noted, this work is licensed under a Creative Commons Attribution-Noncommercial-Share Alike 3. The objective of this paper is to present the result s of the machining performances of MIP-A and MIP-B compared to those of grades of two ductile iron castings, ASTM A536 DI 65-45-12 and DI 80-55-06, and a powder forged FC-0205 material with 0. Ductile iron – also referred to as spheroidal or nodular iron – is actually a group of irons that exhibit high strength, flexibility, durability and elasticity due to their unique microstructure. Castings may be specified in the as-cast or heat treated condition. Low-carbon steel still has modest ductility and is sensitive to atmospheric elements but can be used in a number of applications. 03 --- --- ----- --- -----:. Use of High Purity Pig Iron for Foundries Producing Ductile Iron Castings High Purity Pig Iron (HPPI) is differentiated from other types of pig iron by its low manga-nese, phosphorus and sulphur contents. The iron castings can be of the ferritic, austenitic, gray, cupola, pearlitic, ductile, or malleable types. 28 percent. bitumen paiting not below 70 micron. Ductile Iron ASTM A536 Grade 65-45-12 (Related Standards-SAE J434C D4512; ISO 1083 400-12) ASTM A536 65-45-12 is a nodular Iron with a ferritic and pearlitic microstructure and mechanical properties comparable to low alloy steels. The mechanical properties of 65-45-12 will be similar to low carbon steels that contain up to 0. this dissertation is to study intercritical heat treatments in ductile iron and steel to opti-mize the production parameters. It is a comprehensive summary of data describing the engineering properties of Ductile Iron. Hydraulic Considerations for Ductile Iron Pipe. Composition: Beyond Technology, Pure Silicon Nitride Ceramic Application: "Best in-class" ceramic for specialized processing, this reliable, trustworthy and versatile grade is (globally) the toughest for turning and milling cast iron applications. Austempered Ductile Iron [ADI] provides a range of high strength irons with higher ductility and toughness. Darton Sleeves announces availability of new line of repair sleeves, manufactured exclusively with the world famous high strength Darton centrifugul cast ductile iron. Ductile iron is an iron alloy of itself, meaning the base iron has to be properly prepared and of the proper chemical composition to make ductile iron, by either the addition of magnesium or cerium. STANDARD COMPOSITION RANGE IN SG IRON GRADE “ S. Grade 700-2 ductile iron (SG) supplied in bars up to 3m in length, stock can be cut to length on request. In addition, the composition of an iron must be adjusted to suit particular castings. The pearlite/ferrite structure provides higher wear resistance and strength when compared to a ferrite grade of ductile iron. nbsp;The base iron is severely restricted in the allowable contents of certain minor elements that can interfere with the graphite spheroid formation. Cast iron, an alloy of iron that contains 2 to 4 percent carbon, along with varying amounts of silicon and manganese and traces of impurities such as sulfur and phosphorus. Global supplier of industrial precision casting. Austempering,-A-Technology-for-Substitution ADI$DAYS$$2016$$ 6th$$–7 th October $$$$$Minerbe 1 THE$DUCTILE$IRON$(XDIS)$COMPETITION$IN$THE$RP0. Cast ductile iron normally contains over 3 percent carbon; it can be bent, twisted or deformed without fracturing. Riposan, M. First, common steels were intercritically austenitized and austempered (intercriti-cally austempered) under a variety conditions. S G Iron is also known as Spheroidal Graphite Iron, Ductile Cast Iron, Nodular Cast Iron, Spherulitic Graphite Cast Iron. Properties of Ductile Iron 1. Ductile Iron What Ductile Iron Is Ductile iron is a family of cast graphitic irons which possess high strength, ductility and resistance to shock. It offers a range of mechanical properties superior to those of other cast irons, and shows excellent economic competitiveness with steels and aluminum alloys. 65-45-12 Ductile Iron can be oil quench hardened from 1600° F (885° C) to Rockwell C 50 minimum on the outside of the bar. Keywords:-chemical element, ductile iron, effect, mechanical properties. F : Ductile iron wind mill components, (a) hubs, (b) sha. Industries. Mechanical properties of SG-iron with different matrix structure. 6m per pcs 3. Ductile Iron offers the castability, machinability, and corrosion resistance of gray iron while adding the high strength, ductility, and hardening ability of steel. Like steel, it is also a generic term that designates a family of metals. Adding up to 0. Upon dilution with the base metal, the composition of the weld metal approaches 30% Ni and 70% Fe which has the lowest thermal expansion of all nickel-iron alloys, contributing to the reduction of shrinkage stresses. Castings are classified by grades based on mechanical property requirements. ASTM Grade 100-70-03 (SAE D7003, ISO 700-2, EN-JS 1070) Ductile Cast Iron ASTM grade 100-70-03 is ductile cast iron in the quenched and tempered condition. West Yorkshire Steel are suppliers of 500-7 SG iron continuous cast bar available in diameters and a limited range of flat sections. However, the content of any element may be specified by mutual agreement. values for these two grades have been stipulated at ambient as well as at subzero temperatures.