JBT 7384.1-1994 紧固件 对角宽度止端检验模

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1、准标网www.zhunbiao.com免费下载J13JB/T7384.1－1994紧固件对角宽度止端检验模1994-07-26发布1995-07-01实施中华人民共和国机械工业部发布准标网www.zhunbiao.com免费下载中华人民共和国机械行业标准JB/T7384.1－1994紧固件对角宽度止端检验模1主题内容与适用范围本标准规定了检测六角头螺栓、六角螺母对角宽度止端检验模的型式和尺寸。本标准适用于ZBJ13002.1表2第4项。2引用标准GB1957光滑极限量规GB3103.1紧固件公差螺栓、螺钉和螺母ZBJ

2、13002.1紧固件测试方法螺栓、螺钉、螺柱和螺母的尺寸与几何精度3型式和尺寸螺栓对角宽度止端检验模的型式和尺寸按图1及表1的规定；螺母对角宽度止端检验模的型式和尺寸按图2及表2的规定。图1机械工业部1994-07-26批准1995-07-01实施1准标网www.zhunbiao.com免费下载JB/T7384.1－1994图2表1mm螺纹规格M3M4M5M6M8M10M12(M14)M16A级6.017.668.7911.0514.3817.7720.0323.3526.75B、C级5.877.508.6310.8

3、914.2017.5919.8522.7826.17De000极限偏差–0.009–0.011–0.013A级1.31.92.32.73.64.45.166.9B级1.31.82.32.63.54.3566.8tC级——2.22.53.454.24.955.86.5+0.014+0.018+0.022极限偏差000d45679.511.513.515.518D252526283035384245Ht(化整)+6t(化整)+8t(化整)+10B2.95.4112准标网www.zhunbiao.com免费下载JB/T73

4、84.1－1994续表1mm螺纹规格(M18)M20(M22)M24(M27)M30(M33)M36A级30.1433.5337.7239.98————B、C级29.5632.9537.2939.5545.2050.8555.3760.79De00极限偏差–0.016–0.019A级7.98.69.610.3————B级7.88.59.510.211.712.814.415.5tC级7.48.19.29.911.312.41415+0.022+0.027极限偏差00d202224.526.529.5333639D50

5、54565865707580Ht(化整)+10t(化整)+12t(化整)+14B14.525螺纹规格(M39)M42(M45)M48(M52)M56(M60)M64A级————————B、C级66.4471.3076.9582.6088.2593.5699.21104.86De00极限偏差–0.019–0.022A级————————B级17.217.919.320.922.824.226.227.6tC级16.817.518.920.122.223.625.727.1+0.027+0.033极限偏差00d42.545

6、.548.55257616670D859298102108115120125t（化整）Ht(化整)+15t(化整)+18+10B2530353准标网www.zhunbiao.com免费下载JB/T7384.1－1994表2mm螺纹规格M1.6M2M2.5M3M4M5M6M8M10M12A级3.414.325.456.017.668.7911.0514.3817.7720.03B、C级3.284.185.315.877.508.6310.8914.2017.5919.85De0000极限偏差–0.008–0.009–0

7、.011–0.0131型0.81.11.41.72.33.53.95.16.48.32型—————3.844.325.717.159.26+0.014+0.018+0.022极限偏差000t厚——————————极限偏差——————————薄0.60.81.11.241.561.962.322.963.764.56+0.014+0.018极限偏差00D20202225252628303538Ht(化整)+5t(化整)+6t(化整)+8B21.62.95.4螺纹规格(M14)M16(M18)M20(M22)M24(M2

8、7)M30(M33)A级23.3526.75———————B、C级22.7826.1729.5632.9537.2939.5545.2050.8555.37De000极限偏差–0.013–0.016–0.0191型9.711.312.113.514.516.21819.421.92型10.712.6—15.2—18.1—21.8—+0.022+