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PDF Standards BS 2S 144:1976

Specification for chromium-nickel-copper-molybdenum corrosion-resisting steel (precipitation hardening) billets, bars, forgings and parts (1130-1330 MPa)
standard by BSI Group, 08/31/1976

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BS

PDF Standards BS 2547-3:1978

Specification for basic dimensions of cones and tubes for winding textile yarns-Cones for yarn winding (cross wound). Half angle of the cone 9°15'
standard by BSI Group, 11/30/1978

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