螺丝攻牙钻孔径和滚造径对照表(公制迫牙丝攻钻孔径及美制迫牙丝攻钻孔径) 2022-12-12 作者: 来源: 公制迫牙丝攻钻孔径 美制迫牙丝攻钻孔径 规格 精度等级 规格 精度等级 G4-G6 G7-G8 G9 G4-G6 G7-G8 G9 M1.0×0.25 0.86 0.88 - NO.2-56UNC 1.94 - - M1.1×0.25 0.96 0.98 - NO.3-48 2.23 - - M1.2×0.25 1.06 1.08 - NO.4-40 2.50 - - M1.4×0.3 1.24 1.25 - NO.5-40 2.83 - - M1.6×0.35 1.41 1.43 - NO.6-32 3.07 - - M1.7×0.35 1.51 1.53 - NO.8-32 3.73 3.77 - M1.8×0.35 1.61 1.63 - NO.10-24 4.24 4.3 - M2.0×0.4 1.78 1.80 - NO.12-24 4.90 4.96 - M2.2×0.45 1.95 1.98 - 1/4-20 - 5.72 - M2.3×0.4 2.08 2.10 - 5/16-18 - 7.24 - M2.5×0.45 2.25 2.28 - 3/8-16 - 8.74 8.81 M2.6×0.45 2.35 2.38 - 7/16-14 - 10.20 10.30 M3.0×0.5 2.73 2.75 - 1/2-13 - 11.27 11.82 M3.5×0.6 3.17 3.20 - NO.2-64UNF 1.97 - - M4.0×0.7 3.62 3.65 3.69 NO.3-56 2.27 - - M5.0×0.8 4.56 4.60 4.64 NO.4-48 2.56 - - M6.0×1.0 5.45 5.50 5.55 NO.5-44 2.86 - - M7.0×1.0 6.45 6.50 6.55 NO.6-40 3.16 - - M8.0×1.25 7.31 7.38 7.44 NO.8-36 3.78 - - M10×1.5 9.18 9.25 9.32 NO.10-32 4.39 4.43 - M10×1.25 9.31 9.38 9.44 NO.12-28 4.99 5.04 - M12×1.75 11.04 11.12 11.21 1/4-28 5.85 5.90 - M12×1.25 11.31 11.38 11.44 5/16-24 7.36 7.41 - 3/8-24 - 9.00 - 7/16-20 - 10.48 10.54 1/2-20 - 12.07 12.13 阅读:43 评论:0 上一条 螺丝攻牙钻孔径和滚造径对照表(公制细螺纹及美制细螺纹) 下一条 螺丝攻牙钻孔径和滚造径对照表(美制特细螺纹及英制电器螺纹)