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交货状态规定厚度(mm)的碳当量CEV/%规定厚度(mm)的焊接裂纹敏感性指数Pcm/%≤50b>50~100>100~150>150~200≤50b>50~100>100~150>150~200
≤
Q235GJWAR、WCR、N0.310.360.38-0.240.260.27-