AS7478A: Bolts and Screws, Steel, UNS S66286 Classification: 130 ksi/1200 °F 1800 °F Solution Heat Treated, Aged After Roll Threaded Procurement Specification For - SAE International
Browse Standards AS7478A
Historical REVISED 1995-06-01

Bolts and Screws, Steel, UNS S66286 Classification: 130 ksi/1200 °F 1800 °F Solution Heat Treated, Aged After Roll Threaded Procurement Specification For AS7478A

This procurement specification covers bolts and screws made from a corrosion and heat resistant age hardenable iron base alloy of the type identified under the Unified Numbering System as UNS S66286.

The following specification designations and their properties are covered: AS7478: 130 ksi minimum ultimate tensile strength at room temperature 65 ksi stress-rupture strength at 1200 degrees F; AS7478-2 130 ksi minimum ultimate tensile strength at room temperature 78 ksi minimum ultimate shear strength at room temperature.

Classification: 130 ksi minimum tensile strength at room temperature 1200 degrees F maximum test temperature of parts.

Primarily for aerospace propulsion system applications where stress-rupture strength and creep resistance are required at elevated temperature.

AS7478D
2017-03-28
Latest
Revised
AS7478C
2016-05-06
Historical
Revised
AS7478B
2006-05-10
Historical
Reaffirmed
AS7478A
1995-06-01
Historical
Revised
AS7478
1991-07-01
Historical
Issued

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