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纰� C 锛�0.38锝�0.43

纭� Si锛�0.15锝�0.35

閷� Mn锛�0.60锝�0.80

纭� S 锛氣墹0.040

纾� P 锛氣墹0.035

閴� Cr锛�0.70锝�0.90

閴� Mo锛�0.20锝�0.30

閹� Ni锛�1.65锝�2.00

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鎶楁媺寮峰害 蟽b (MPa)锛氣墺980(100)

灞堟湇寮峰害 蟽s (MPa)锛氣墺835(85)

浼搁暦鐜� 未5 (%)锛氣墺12

鏂烽潰鏀剁府鐜� 蠄 (%)锛氣墺55

娌栨搳鍔� Akv (J)锛氣墺78

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