1 Scope
This British Standard specifies requirements for nickel-chromium-titanium heat-resisting alloy supplied in the following forms, and as parts.
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a) Bars and extruded sections for machining: annealed, designation HR 5A.
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b) Extruded sections for subsequent forming: softened, designation HR 5B.
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c) Billets and bars for forging: hot or cold worked and subsequently machined or ground, designation HR 5C.
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d) Forgings: annealed, designation HR 5D.