JB/T 7384.9-1994 紧固件 开槽螺母c与支承面间的厚度卡规

J13B中华人民共和国机械行业标准JB/T7384.1~7384.18-94紧固件专用检具1994-07-26发布1995-07-01实施华人民共和国机械中华人民共和国机械行业标准JB/T7384.9-94紧固件开槽螺母槽底与支承面问厚度卡规1主题内容与适用范图本标准规定了检测开槽母槽底与支承面间的厚度卡规的型式和尺寸本标准适用于ZBJ13002.1表2中第21项2引用标准GB1957光滑极限量規GB31031紧固件公差螺栓、螺钉和螺母ZBJ3002.1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型式和尺寸开槽螺母槽底与支承面间厚度卡规的型式和尺寸按图1及表1、表2的规4-Rs机械工业部199407-26批准995-07-01实施JB/T73849-94表1螺纹规格M14M1.6M2.5基本尺寸1.101.60200A、B级极限偏差0.01550.02450.0245C缓基本尺寸极限偏差AB级本5.151.35极限偏差0.009+0,014基本尺寸限偏差0405c5c.6螺纹规格AB本尺寸28313.003.50极限偏章-0.02450.03050.0270.0270.0430.043AB级本尺寸2.52753.20极限偏差|+000+0.011+0.009+0.011基本尺寸42C级极限偏差+01+0.016IB/7384.9-94续表1螺纹规格基本尺寸4.006.805.005.308.40A、B级极限偏差0.02350.03050.03650.03050.0365TC身基本尺寸6.80极限偏差-0.05A、B级蔷本尺寸4.206.4极限偏差+0.011+0.013+0.013基本尺寸6.22极限偏差+00240螺纹规格A、B级基本尺寸108012∞0.101280极限偏差0.02750.03950.0305-0.03650.04250.0605c级*尺寸1.8极限偏差-0.0395AB级菇本尺寸10.3711.5713.40极限偏差+001+0013+0.015+0.0130.01s+0.021基本尺寸10.1012.10极限偏差+0+0.021HJB/T7384.9-94续表1m螺纹规格M16AB级盏本尺寸104180160311202030150220极限偏差0.02750.0425-0.0605-0.an1-00435-.031-0.07c级本尺寸14.8极限偏差0.0600.074AB级薔本尺寸.52121.371.013420.8226极限偏差+0,015021+0.015+0.021+0.04+0.015|+0.018+004基本尺寸1430C级极限偏差+0.021+0,021+0.028螺纹规格A、B级基本尺寸31.00极限偏差0.0490.10.0490.135C级基本尺寸31.00极限偏差0.092AB级本尺寸24+0.018+0.04+0.018限偏差0.022基本尺寸24.76C级极限偏差+0.028+0.034JB/T7384.9-94表2螺纹规格MaXIM10X1.25M12X1.25基本尺寸4505.308.409.307.0010.8012.00极限0.0190,02350,02350,0275偏差0.030-0.03550.03650.0425沐本尺寸430642.14508.04|896410371.57极限+0.01+0.013+0.011+0.013偏差70螺坟规格M14X1.5M16X15(M18×1.5)基本尺寸61012814101040181640161580160极限0.0275偏差0.0425基本尺寸8.7412.37136771.9715710901510+0.013+0.015+0.021JB/T7384.9-94续表2螺纹规格M20X2M20×1.5)M22X1.5)M24X2基本尺寸14.3018.0020.3013,80198015.9021.5023.90极限0.04950.046偏差0.0605-0.074-0.11—0,0600,074基本尺寸13.6017.3019.4613.1018.5620.50152020.6623.03+0.021+0.028+0.021+0.028+0.04+0.021+0.0286螺纹规格30X2)M33×2)M35X3基本尺寸18.702802670106025608302723250257021.001340极限0.0460.115-0.0460.0740.165-0.0740.089基本尺寸1862:951876247270863090248630o370+0.04+0.028+0.05+0.028+0.034RI1520