中英制螺纹对照表.doc

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1、切削速度与切削液加工材料切削速度（m/min）切削液直槽丝攻螺旋丝攻先端丝攻钨钢丝攻无屑丝攻高速同步丝攻管用丝攻油性水溶性(乳化液)半干式干式低碳素钢C0.25％以下8~138~1315~25－8~1327~323~6◎○△△中碳素钢C0.25～0.45％7~127~1210~15－7~1027~323~6◎○△△高碳素钢C0.45％以上6~96~98~13－5~822~272~5◎○△△合金钢SCM7~127~1210~15－5~822~272~5◎△△△调质钢25～45HRC3~5(4~8)3~5(4~8)4~6

2、(6~10)－－－2~5◎△－－不锈钢SUS4~75~88~13－5~10－3~6◎○－－不锈钢SUS630SUS6313~53~54~6－－－2~5◎－－－工具钢SKD6~96~97~10－－－2~5◎－－－铸钢SC6~116~1110~15－－17~222~5◎○－－铸铁FC10~15－－10~20－－2~5◎○○○球铸铁FCD7~127~1210~2010~20－－4~8◎○○－铜Cu6~96~117~1210~207~1227~322~5○○－－黄铜‧黄铜铸件Bs‧BsC10~1510~2015~2515~2

3、57~1227~325~10○○○○青铜‧青铜铸件PB‧PBC6~116~1110~2010~207~12－6~11○○－－变形铝合金AL10~2010~2010~25－10~20100~3005~10◎○△－铝合金铸件AC‧ADC10~1510~1515~2010~2010~1580~30010~15◎○△－镁合金MC7~127~1210~1510~20－－10~15◎○○－锌铸件ZDC7~127~1210~1510~207~1227~10010~15◎○△－热硬塑料ThermoSettingPlastic10~2

4、0－－15~25－－5~10－○○○热可塑性塑料ThermoPlastic10~2010~1510~2010~20－27~325~10－○○○◎最适○适用△可使用－不可使用螺纹下孔径表公制粗牙螺纹JISB0209-1982(单位：mm)螺纹尺寸钻头直径崁合度区分：中(注1)2级(注2)下孔径崁合度区分：中(注1)2级(注2)内螺纹小径最小直径最大直径M1×0.250.750.78(80%)0.7290.7851.1×0.250.850.88(80%)0.8290.8851.2×0.250.950.98(80%)0.9

5、290.9851.4×0.31.11.14(80%)1.0751.1421.6×0.351.251.32(75%)1.2211.3211.8×0.351.451.52(75%)1.4211.5212×0.41.61.65(80%)1.5671.6792.2×0.451.751.83(75%)1.7131.8382.5×0.452.12.13(75%)2.0132.1383×0.52.52.59(75%)2.4592.5993.5×0.62.93.01(75%)2.8503.0104×0.73.33.39(80%)3.

6、2423.4224.5×0.753.83.85(80%)3.6883.8785×0.84.24.31(80%)4.1344.3346×155.13(80%)4.9175.1537×166.13(80%)5.9176.1538×1.256.86.85(85%)6.6476.9129×1.257.87.85(85%)7.6477.91210×1.58.58.62(85%)8.3768.67611×1.59.59.62(85%)9.3769.67612×1.7510.310.40(85%)10.10610.44114×21

7、212.2(85%)11.83512.21016×21414.2(85%)13.83514.21018×2.515.515.7(85%)15.29415.74420×2.517.517.7(85%)17.29417.74422×2.519.519.2(85%)19.29419.74424×32121.2(85%)20.75221.25227×32424.2(85%)23.75224.25230×3.526.526.6(90%)26.21126.77133×3.529.529.6(90%)29.21129.77136×

8、43232.1(90%)31.67032.27039×43535.1(90%)34.67035.27042×4.537.537.6(90%)37.12937.79945×4.540.540.6(90%)40.12940.79948×54343.1(90%)42.58743.297注(1)M1.4以下等级：5H、M1.6以上等级：6H(2)基于J