1.2343 Similar Grade: ASTM H11, GB 4Cr5MoSiV Chemical composition (%) :C: 0.36-0.42, Si:0.90-1.20, Mn:0.30-0.50 , P≤0.030, S≤0.030, Cr:4.80-5.80, Mo:1.00-1.40, V:0.25-0.50 Hardness≤235 HB Grain Size: ...
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