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ASTM Specification for Bolt Fasteners

nut The American Society for Testing and Materials has developed different standard & speficiation for Bolt fasteners for variety of uses.

A193	- Alloy steel and stainless steel bolting materials for high temperature or high pressure service.
A307	- Carbon steel bolts and studs, 60,000 psi tensile strength.
A320	- Alloy steel and stainless steel bolting materials for low temperature service.
A325	- Structural bolts, steel, heat treated, 120/105 ksi minimum tensile strength.
A354	- Quenched and tempered alloy bolts, studs, and other externally threaded fasteners.
A449	- Quenched and tempered steel bolts and studs for general use.
A490	- Structural bolts, alloy steel, heat treated, 150 ksi minimum tensile strength.
F593	- Stainless steel bolts, hex cap screws, and studs.
F1554	- Anchor bolts designed to anchor structural supports to concrete foundations.