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ASTM International

ASTM Specifications

The American Society for Testing and Materials is an international standards organization that develops and publishes voluntary consensus technical standards for a wide range of materials, products, systems, and services.

Bolt Specifications

Casting / Forging Specifications

Nut Specifications

Plating Specifications

Rebar Specifications

Steel Specifications

Washer Specifications


SAE International

SAE Specifications

SAE International (Society of Automotive Engineers) is a standards development organization with fastener specifications that apply to the aerospace, automotive, and commercial vehicle industries. SAE bolts are also used in machinery, equipment, and OEM applications.

Bolt Specifications

Nut Specifications

CSA Specifications

Canadian Standards Association

Steel Specifications