螺纹孔砂孔控制标准
M2标准0.401.60 细牙0.251.75 M2.5标准0.452.10 细牙0.352.20 M2.6标准0.452.20 细牙0.352.25 M3标准0.502.60 细牙0.352.70 M3.5标准0.603.00 细牙0.353.20 M4标准0.703.40 细牙0.503.60 M5标准0.804.20 细牙0.504.60 M6标准1.005.10 细牙0.755.30 M8标准1.256.80 细牙11.007.10 细牙20.757.30 M10标准1.508.60 细牙11.258.90
细牙21.009.10 细牙30.759.30 M12标准1.7510.40 细牙11.5010.60 细牙21.2510.90 细牙31.0011.10 M14标准2.0012.20 细牙11.5012.60 细牙21.0013.10 M16标准2.0014.20 细牙11.5014.60 细牙21.0015.10 M18标准2.5015.70 细牙12.0016.20 细牙21.5016.60 细牙31.0017.10
