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  • 公制螺纹环规的标准

    时间:2010-04-15 10:40 作者:bthongqi 点击:
    公制螺纹环规是以M打头的,M代表国家标准.
    公制螺纹环规是以M打头的,M代表国家标准,ISO965-1973通用公制螺纹标准(以下简1.精度等级称u 螺纹)于一九七三年由国际标准化组织 ,公制螺纹环规是检测外螺纹件的,内螺纹内径DI和中径D。各有4、5、6、7、的三十一个成员国通过,作为正式标准颁发。该8五个精度等级;外螺纹外径d有4、6、8三标准吸收了英、美、苏等国螺纹标准的优点,同 个精度等级;
    公制螺纹的规格有:M1*0.20          0.8           0.821            0.783
                                          M1.1*0.20       0.9           0.921            0.883
                                          M1.2*0.20       1              1.021            0.983
                                          M1.4*0.20       1.2           1.221            1.183
                                          M1.6*0.20       1.4           1.421            1.383
                                          M1.7*0.20       1.45         1.5                1.46
                                          M1.8*0.20       1.6           1.621            1.583
                                          M2*0.25          1.75         1.785            1.729
                                          M2.2*0.25       1.95         1.985            1.929
                                          M2.3*0.25       2.05         2.016           2.001
                                          M2.5*0.35       2.121       2.221           2.121
                                          M2.6*0.35       2.2           2.246           2.186
                                          M3*0.35          2.7           2.721           2.621
                                          M3.5*0.35       3.2           3.221           3.121
                                          M4*0.50          3.5           3.599           3.459
                                          M4.5*0.50       4              4.099           3.959
                                          M5*0.50         4.5           4.599           4.459
                                          M5.5*0.50      5              5.099           4.959
                                          M6*0.75         5.3            5.378          5.188
                                          M6*0.5           5.5            5.55            5.4
                                          M7*0.75         6.3            6.378          6.188
                                          M7*0.50         6.5            6.55            6.4
                                         M8*1.0            7               7.153          6.917
                                         M8*0.75          7.3            7.378          7.188
                                         M8*0.50          7.5            7.52            7.4
                                         M9*1.0            8                8.153         7.917
                                         M9*0.75          8.3             8.378          8.188
                                         M10*1.25        8.8             8.912          8.647
     
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