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Yield, Tensile, and Elongation Specifications
Standard Grade/Class Yield Stress (N/mm2) Tensile/Yield Ratio Elongation A5 (%) Elongation Agt (%)
BS 4449: 1997 460A 460 1.05 12 2.5
460B 460 1.08 14 5
BS 4449: 2005 500A 500 1.05 - 2.5
500B 500 1.08 - 5
500C 500 1.15 to 1.35 - 7.5
Source

BSI British Standard documentation


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