ADS TS27
Manufacturing Specification for Studs, Bolts & Screws in BS HR601 (Nimonic) Material. 1000 MPa (145,000 lbf/in²) Tensile at Room Temp. (for which Forging is optional & Qualification not a requirement)
Data Sheet by SAE ITC TSC Aerospace Standards (Formerly ADS Group Limited), 12/01/2004