J BT7384.8-1994-紧固件开槽深度塞规.pdf

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1、J日中华人民共和国机械行业标准JBIT7384.1^7384.18一94紧固件专用检具1994-07-26发布1995-07-01实施中华人民共和国机械工业部发布中华人民共和国机械行业标准JB/T7384.8-94紧固件开槽深度塞规1主题内容与适用范围本标准规定了检测螺钉、木螺钉和自攻螺钉开槽深度塞规的型式和尺寸。本标准适应于ZBJ13002.1表2第19项、ZBJ13002.2表1第4项、ZBJ13002.3表2第4项。2弓1用标准GB1957光滑极限塞规ZBJ13002.1紧固件测试方法螺栓、螺钉、螺柱和螺母的尺寸与几何

2、精度ZBJ13002.2紧Im件测试方法木螺钉的尺寸与IL何精度ZBJ13002.3紧固件测试方法自攻螺钉的尺寸与几何精度型式和尺寸螺钉开槽深度塞规的型式和尺寸按图1及表1的规定;木螺钉开槽深度塞规的型式和尺寸按图及表2的规定;自攻螺钉开槽深度塞规的型式和尺寸按图1及表3的规定。其“.3.20.5义450标记。，5X450图1机械工业部1994-07-26批准1995-07-01实施21JB/T7384.8-94表1mm螺纹规格Ml.2Ml.6M2M2.5荃本尺寸0.400.560.320.640.640.400.800.7

3、20.501.00t,+0.019+0.0245极限偏差十0.011十0.011羞本尺寸0.520.740.50.80.840.601.000.950.751.20t200极限偏差一0.006一0.009基本尺寸0.260.310.460.310.560.460.66d0极限偏差-0.005螺纹规格M3M4M5M6荃本尺寸0.800.601.201.121.101.601.281.102.001.601.202.40t,+0.0245+0.037极限偏差+0.011+0.023墓本尺寸1.050.851.451.421.30

4、1.901.631.402.402.001.602.80t,00极限偏差一0.009一0.014基本尺寸0.460.860.661.260.861.261.061.66d极限偏差一。5一;。一。:-00.，。螺纹规格M8M10M12基本尺寸2.001.803.202.402.003.802.80t,+0.05极限偏差+0.03基本尺寸2.502.303.703.002.604.403.60t.0极限偏差一0.02基本尺寸1.262.601.662.562.06d0极限偏差一0.10JB/T7384.8-94表2mm公称直径1

5、.622.53墓本尺寸0.480.640.580.700.740.640.901.000.791.061.10t,+0.0245+0.037极限偏差+0.0155+0.023荃本尺寸。‘72}。·960.821.101.060.961.301.111.541.50t;0极限偏差-00.09一0.014基本尺寸0.400.500.600.80d极限偏差一。5公称直径3.5455.5基本尺寸0.951,261.361.051.381.461.461.902.001.562.102.20t,+0.037十0.05+0.037极限偏

6、差+0.023+0.03+0.023基本尺寸1.351.741.841.451.981.941:94Z.502.602.042.702.80tz0极限偏差一0.014一。2基本尺寸0.901.001.201.40d0极限偏差一。5一0.10公称直径6(7)810基本尺寸1.712.202.301.952.342.802.202.943.102.903.604.041,+0.037极限偏差+0.023基本尺寸2.192.802.902.553.063.402..803.663.703.504.324.76t,0极限偏差一0.0

7、2基本尺寸1.601.802.002.50d极限偏差一，1023JB/T7384.8一94表3nlm螺纹规格ST2.2ST2.9ST3.5ST4.2基本尺寸0.40.80.61.20.91.41.01.6t,+0.0254极限偏差+0.0155基本尺寸0.61.00.851.451.21.71.31.9t:0极限偏差一0.009基本尺寸0.560.861.061.26d极限偏差-0.。5-0.10螺纹规格ST4.8ST5.5ST6.3ST8ST9.5基本尺寸1.12.01.12.21.22.41.83.22.03.8t,十0

8、.037极限偏差丰:一:;+0.023基本尺寸1.42.41.52.61.62.82.33.72.64.4t.0极限偏差一0.014一。2基本尺寸1.261.662.062.56d0极限偏差一0.1024