ASTM A/AM: Standard Specification for Castings, Austenitic-Ferritic ( Duplex) Stainless Steel, for Pressure-Containing Parts. Designation: A/AM − 13Standard Specification for Castings, Austenitic- Ferritic (Duplex) Stain. CD3MN; 4A. Cast UNS: J Cast Grade: CD3MN; 4A. Cast ASTM: A, A, 4A (CENT, INVEST, SAND). Wrought UNS: S Wrought Grade:

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Duplex Stainless Steels │ Alloy Guide │ MetalTek

Also see alternate Duplex Cross Reference, click here. However, A imposes some additional requirements:.

It is the responsibility of the purchaser to determine which grade shall be furnished depending on design and service conditions, mechanical properties, and corrosion-resistant characteristics. You can click the Top Right email! As such, many piping specifications include references to ASTM A and its various duplex grades for piping components such as valves.

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A provides a definition for major weld repairs and requires post-weld heat treatment i. ASTM A lists tensile property requirements, but does not require that the tensile tests actually be performed. Machinery Fittings Casting casting products for usage of machinery. Emerson Completes Acquisition of iSolutions I.

Duplex Stainless Steels

Any casting that meets A also meets A A grades will not be added for the same reason. ViewIn Technology for Mechanical Seals. Leave a Reply Cancel reply Your email address will not be published. It is also roughly double the strength of standard austentic stainless steels. K November 21, at 8: Pump Fittings Casting casted Pump parts, pump body, pump impeller, pump cover, pump flange and other fittings for pump industry.


The grades of steels covered here are: Duplex AF51 is equivalent to: A is no longer used for pressure retaining castings. Texas Manufacturing Expands Modestly, Outlook. What is the difference between these specifications? F92 ASTM material specification. Monitoring Pressure Relief Devices Post: Historical Version s – view previous versions of standard.

Sand casting Tech sand casting technology, from material to pouring theory. All standards from internet, only for study usage. A imposes several other requirements that are not included in A nor A The values stated in each system may not be exact equivalents; therefore, each system shall be used independently of the other.


The material may be adopted in ASME codes for specific products or applications, including: The duplex stainless steels offer a combination of enhanced mechanical properties and corrosion resistance when properly balanced in composition and properly heat treated. Aatm values from the two systems may result in nonconformance with the standard. Despite Oil Prices Post: Lost Foam Castings Lost foam casting products, ductile iron pipe fittings, valves Low Pressure Die Castings Lost pressure die casting products, mainly aluminum alloy casting products.

In order to obtain a test report showing the actual chemistry and tensile test results, Aatm Requirement S12 must also be imposed. I would like to know whether therre is a casting equivalent for Astj Gr. Rigging and Lifting of Large Valves Post: Metal melting, metal casting, resin sand casting and green sand casting. Shale Work Up in U.


Gravity Die Castings Die casting products, mainly are cast aluminum alloy and zinc alloy with good dimensions. The standard duplex S A F51 composition has been refined over many years, and the resulting composition range was endorsed as UNS S qstm China Castings November 22, at 6: Custom Hydraulic Power Units.

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Referenced Documents purchase separately The documents listed below are referenced within the subject standard but are not provided as part of the standard. Link to Active This link will always route to the current Active version of the standard. All steels shall undergo tension test, and shall conform to the following mechanical requirements: Certification must be provided listing the chemical analysis of the heat and the mechanical property test results.

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It finds applications due to both excellent corrosion resistance and high strength.

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