不等长双头螺栓

产品详情

螺纹尺寸dM5M6M8M10M12(M14)M16(M18)M20
P螺距0.811.251.51.75222.52.5
bm公称6810121518202225
最小值5.47.259.2511.114.117.118.9520.9523.95
最大值6.68.7510.7512.915.918.921.0523.0526.05
ds最大值568101214161820
最小值4.75.77.649.6411.5713.5715.5717.5719.48
x最大值22.53.1253.754.375556.256.25
千件钢制重≈kg---------
螺纹长度b---------
螺纹尺寸d(M22)M24(M27)M30(M33)M36(M39)M42M48
P螺距2.5333.53.5444.55
bm公称283035384145495260
最小值26.9528.9533.7536.7539.7543.7547.7550.558.5
最大值29.0531.0536.2539.2542.2546.2550.2553.561.5
ds最大值222427303336394248
最小值21.4823.4826.4829.4832.3835.3838.3841.3847.38
x最大值6.257.57.58.758.75101011.2512.5
千件钢制重≈kg---------
螺纹长度b---------
①,P-粗牙螺距;
X最大值=2.5P;
ds约等于螺纹中经(仅适用于B型);
允许采用细牙螺纹或过渡配合螺纹;
当b-bm≤5mm时,旋螺母一段应制成倒圆端,或在端面中心制出凹点


立即询价

0

13306482520@163.com

erweima
erweima

133-0648-2520