BS 3HR 504:2011
耐热镍铬钛合金棒和合金丝的铆钉规格(最大直径或较小界面尺寸规格20 mm)(镍基Cr19.5-Ti0.4)
Specification for nickel-chromium-titanium heat-resisting alloy bar and wire for rivets and rivets (Maximum diameter or minor sectional dimension 20 mm) (Nickel base, Cr 19.5, Ti 0.4)