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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Combining values from the asm systems may result in nonconformance with the standard. Pump Fittings Casting casted Pump parts, pump body, pump impeller, pump cover, pump flange and other fittings for pump industry.

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Duplex Stainless Steels │ Alloy Guide │ MetalTek

Sand casting Tech sand casting technology, from material to pouring theory. If so kindly indicate your capability to supply the same. 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 asfm.

The duplex stainless steels offer a combination of enhanced mechanical properties and corrosion resistance when properly balanced in composition and properly heat treated. Heat and product analyses shall be performed wherein specimens shall conform to required chemical composition of carbon, manganese, silicon, phosphorus, sulfur, chromium, nickel, molybdenum, copper, tungsten, and nitrogen.

The a9955 stated in each system may not be exact equivalents; therefore, each system shall be used independently of the other. Material casting Material technology, such as ductile iron, carbon steel, gray iron, stainless steel, malleable iron and alloy. Benefits of using Duplex Stainless Steel Similar corrosion resistance to Type Greater tensile and yield strength Good ductility and toughness Good stress corrosion cracking resistance SSC Duplex stainless steel is designed to combine improved resistance to stress corrosion cracking including sulfide stress corrosion crackingpitting, crevice corrosion and high strength when compared with other stainless alloys.

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Tensile tests are only required if Supplementary Requirement S32 is specified on the purchase order. Marking of heat numbers on castings is not required unless specified separately on the purchase order. Referenced Documents purchase separately The documents listed below are referenced within the subject standard but are not provided as part of the standard.

Historical Version s – view atm versions of standard.

DUPLEX STEEL VALVES (F51/S31803/2205/CD3MN)

Each casting must be marked with a heat number or with a serial number traceable to a heat number. Latest Post Popular Links Events. For this reason alone, many specifications that don’t require actual tensile testing are not represented in these codes.

Investment Casting Tech investment casting technology Die Casting Tech die casting technology, die casting process. It finds applications z995 to both excellent corrosion resistance and high strength. Monitoring Pressure Relief Devices Post: However, A imposes some additional requirements: This abstract is a brief summary of the referenced standard. K November 21, at 8: ASTM A lists tensile property requirements, but does not require that the tensile tests actually be performed. Admiral Valve Announces Partnership with Diek.

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Texas Manufacturing Expands Modestly, Outlook. A provides a definition for major weld repairs and requires post-weld heat treatment i.

Despite Oil Prices Post: In order to obtain a test report showing the actual chemistry and tensile test results, Supplementary Requirement S12 must also be imposed. Emerson Completes Acquisition of iSolutions I. The Adventures of Duke Waters.

A valve company took exception, and indicated that duplex valve bodies and bonnets would be supplied per ASTM A A is no longer used for pressure retaining castings.

F92 ASTM material z995. Custom Hydraulic Power Units. The standard duplex S A Astmm composition has been refined over many years, and the resulting composition range was endorsed as UNS S in Related Standard duplex stainless steel. Shale Work Up in U. Emerson Completes Acquisition of iSolutions Inc. Looking for a career in the Valve Industry? Upcoming Valve Industry Events Reprints.

Duplex Stainless Steels

You can click the Top Right email! Certification must be provided listing the chemical analysis of the heat and the mechanical property test results. A only requires post-weld heat treatment if Supplementary Requirement S33 is imposed on the purchase order.