鏜光無縫不銹鋼鋼管

容許公差等級 直徑 mm Φ H H7 H8 H9 H10 3mm +0.010 0 +0.014 0 +0.025 0 +0.040 0 3mm-6mm +0.012 0 +0.018 0 +0.030 0 +0.048 0 6mm-10mm +0.015 0 +0.022 0 +0.036 0 +0.058 0 10mm-18mm +0.018 0 +0.027 0 +0.043 0 +0.070 0 18mm-30mm +0.021 0

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