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SAE AS5270A

Действует
Bolts, Screws and Studs, Nickel Alloy, UNS N07718 Work-Strengthened, Tensile Strength 220 ksi Procurement Specification
This procurement specification covers bolts, screws, and studs made from a work-strengthened corrosion and heat resistant, age hardenable nickel base alloy of the type identified under the Unified Numbering System as UNS N07718. The following properties are covered:
  1. 220 ksi minimum ultimate tensile strength at room temperature
  2. 180 ksi minimum ultimate tensile strength at 900 °F
  3. 114 ksi tension to 11.4 ksi tension fatigue at room temperature