油管螺纹尺寸

油管螺纹尺寸图一、油管圆螺纹牙型油管圆螺纹高度尺寸单位：mm螺纹参数10牙/25.4mmp=2.5408牙/25.4mmp=3.175H=0.866p2.2002.750hs=hn=0.626p-0.1781.4121.810Srs=Srn=0.120p+0.0510.3560.432Scs=Scn=0.120p+0.1270.4320.508注：H、hs和hn是根据对称圆柱螺纹而不是对称圆锥螺纹公式计算的，但其结果偏差对螺距为3.175mm、锥度为62.5vmm/m或更小的螺纹来说可以忽略不计。嘈麒野百图二、油管圆螺纹上扣基本尺寸时邺）1234567891011121314代号规外径D大端直径每25.4mm螺纹管端至手紧面长有效螺纹长管端至消失点总长手紧面处中机紧后管端至接箍中接箍端面至手紧面长接箍镗孔直接箍镗孔深手紧紧密距牙从管端起完整螺纹最小长格D4牙数度L1度L2度L4径E1心j度M径Q度q数A度Lc1.05026.6726.671011.3823.5027.7925.10212.711.3328.277.9427.621.31533.4033.401012.1724.2828.5831.83312.711.3335.007.9427.621.66042.1642.161015.3427.4631.7540.59612.711.3343.767.9428.891.90048.2648.261018.5230.6334.9346.69212.711.3349.867.94212.0723/860.3360.331024.8736.9841.2858.75712.711.3361.937.94218.4227/873.0373.031035.9948.1152.4071.45712.711.3374.637.94229.5431/288.9088.901042.3454.4658.7587.32212.711.3390.507.94235.894101.60101.60840.4154.3660.3399.41412.713.56103.209.53234.9341/2114.30114.30845.1959.1365.10112.11412.713.56115.909.53239.70（除1、4、13外）所有规格的管子螺纹在直径上锥度均为62.5mm/m单位：mm单位：mm不加厚油管螺纹尺寸1234567891011121314代号规外径D大端直每25.4mm螺纹管端至手紧面有效螺纹长管端至消失点总手紧面处中机紧后管端至接箍接箍端面至手紧面接箍镗孔接箍镗孔手紧紧密距从管端起完整螺纹最小格径D4牙数长度L1度L2长度L4径E1中心j长度M直径Q深度q牙数A长度Lc1.05026.6733.401012.1724.2828.5831.83312.711.3335.007.9427.621.31533.4037.311015.3427.4631.7535.73912.711.3338.897.9428.891.66042.1646.021018.5230.6334.9344.47012.711.3347.637.94212.071.90048.2653.191020.1232.2336.5351.61412.711.3354.767.94213.6723/860.3365.89829.3143.2649.2363.69712.713.5667.469.53223.8327/873.0378.59834.0648.0153.9876.39712.713.5680.169.53228.5831/288.9095.25840.4154.3660.3393.06412.713.5696.859.53234.934101.60107.95843.5957.5363.50105.76412.713.56109.559.53238.1041/2114.30120.65846.7160.7166.68