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銆€銆€閷� Mn锛�0.50锝�0.80
銆€銆€纭� S 锛氣墹0.030
銆€銆€纾� P 锛氣墹0.030
銆€銆€閴� Cr锛�0.80锝�1.10
銆€銆€閹� Ni锛氣墹0.35
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銆€銆€灞堟湇寮峰害 蟽s (MPa)锛氣墺1127(115)
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