油管专用管常用规格

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1、常用油管规格尺寸代号重量代号外径Dmm壁厚Smm内径dmm计算重量平式(带螺纹和接箍)外加厚(带螺纹和接箍)平端kg/m因端部加工而增减的重量kg平式(带螺纹和接箍)外加厚标准接箍特殊间隙接箍1.9002.752.9048.263.6840.94.050.270.91-2-3/84.604.7060.324.8350.666.610.731.811.342-7/86.406.5073.025.5162.009.171.452.541.712-7/88.608.7073.027.8257.3812.571.182.271.433-1/

2、29.209.3088.906.4576.0013.122.274.172.453-1/212.7012.9588.909.5269.8618.641.813.722.00410.7011.00101.606.6588.3015.57-4.81-4-1/212.6012.75114.306.88100.5418.232.72--常用加厚油管加厚端尺寸Leu尺寸代号重量代号外径Dmm壁厚Smm加厚端尺寸加厚端外径0~+1.59mm管端至加厚厚度开始减小处长度-25.4~0mm管端至加厚厚度减小终止处长度Lamm管端至加厚消失处最大长度

3、Lbmm1.9002.9048.263.6853.1968.26--2-3/84.7060.324.8365.89101.60152.40254.002-7/86.5073.025.5178.59107.95158.75260.362-7/88.7073.027.8278.59107.95158.75260.363-1/29.3088.906.4595.25114.30165.10266.703-1/212.9588.909.5295.25114.30165.10266.70411.00101.606.65107.95114.301

4、65.10266.704-1/212.75114.306.88120.65120.65171.45273.05平式油管接箍尺寸代号油管外径接箍外径接箍最小长度单重，kg接箍料推荐尺寸(外径×壁厚)1.90048.2655.8895.250.5655.9×82-3/860.3273.02107.951.2873×112-7/873.0288.90130.182.3488.9×12.53-1/288.90107.95142.883.71108×154101.60120.65146.054.35120.7×15.54-1/2114.301

5、32.08155.584.89132×15加厚油管接箍尺寸代号油管外径接箍外径接箍最小长度单重，kg接箍料推荐尺寸(外径×壁厚)1.90048.2663.5098.420.8463.5×9.52-3/860.3277.80123.821.5577.8×11.52-7/873.0293.17133.352.4093.17×133-1/288.90114.30146.054.10114.3×15.54101.60127.00152.404.82127×164-1/2114.30141.30158.756.02141.3×17油管长度范围

6、一级长度R1二级长度R2三级长度R3总长度范围6.10-7.328.53-9.7511.58-12.80100％车载量长度范围的最大变化量0.610.610.61油管及其接箍的钢级、牌号及交货状态钢级牌号交货状态J55油管37Mn5平式油管：热轧代替正火加厚油管：加厚以后全长正火N80-1油管36Mn2V平式油管：热轧代替正火加厚油管：加厚以后全长正火N80-Q油管30Mn5全长调质L80-1油管30Mn5全长调质P110油管25CrMnMo全长调质J55接箍37Mn5热轧在线常化N80接箍28MnTiB全长调质L80-1接箍28M

7、nTiB全长调质P110接箍25CrMnMo全长调质油管及其接箍力学性能钢级屈服强度MPa抗拉强度MPa洛氏硬度HRC布氏硬度HBJ55379-552≥517--N80-1552-758≥689--N80-Q552-758≥689--L80-1552-655≥655≤23≤241L80-9Cr552-655≥655≤23≤241L80-13Cr552-655≥655≤23≤241C90621-724≥689≤25.4≤255T95655-758≥724≤25.4≤255P110758-965≥862--油套管化学成分％钢级类型碳锰钼

8、铬镍Max铜Max磷Max硫Max硅maxminMaxMinMaxMinMaxminmaxJ55----------0.0300.030-N801----------0.0300.030-N80Q----------0.0300.03