BS 3HR 503. Specification for nickel-chromium-cobalt-titanium-aluminium heat-resisting alloy wire for thread inserts (Nickel base, Cr 19.5, Co 18.0, Ti 2.5, Al 1.5) (0.45 mm to 2 mm diameter)
BS 3HR 503 螺纹嵌件用镍铬钴钛铝耐热合金丝规范(镍基 Cr 19.5 Co 18.0 Ti 2.5 Al 1.5)(直径0.45 mm至2 mm)