Forged 

Casting 

Wrought or Fabricated

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American National Standards Institute (ANSI) 

American Petroleum Institute (API) 

American Society of Mechanical Engineers (ASME) 

American Society Non-Destructive Test (ASNT) 

National Association of Corrosion Engineers (NACE) 

British Standards Institute (BS) 

Canadian Standards Association 

International Organization for Standardization (ISO) 

Manufacturers Standardization Society (SP) 

American Water Works Association (AWWA) 

American Iron and Steel Institute (AISI)

Carbon Steel 

Cast Iron 

Chrome Molybdenum 

Stainless Steel 

(Special Alloys such as Hastelloy B and C, Monel, Nickel and Titanium) 

Duplex Steel 

Aluminum 

Bronze/Brass 

Copper 

Ductile Iron 

Gray Cast Iron 

Nodular Graphite Cast Iron

Material Standards

American Society for Testing and Materials (ASTM)