表A.13 E钢级钻杆管体尺寸、容许偏差和质量.doc

表A.13 E钢级钻杆管体尺寸、容许偏差和质量代号管体尺寸加厚尺寸b,cDdpmm见表A.2tmm-12.5%ddpmmwpekg/mDoumm+3.18d-0.79doumm1.59eLiumm+38.10f-12.70miumm最小gLeumm最小meuLeu+meuewkg代号1代号2mm最小mm最大mm最大123456789101112131415内加厚（IU）414.00101.608.3884.8419.27107.9569.8544.4550.802.094-1/213.75114.306.88100.5418.23120.6585.7244.452.36外加厚（EU）2-3/86.6560.327.1146.109.3367.4646.1038.1038.10101.600.822-7/810.4073.029.1954.6414.4781.7654.6438.1038.10101.601.093-1/29.5088.906.4576.0013.12100.0376.0038.1038.10101.601.183-1/213.5088.909.3570.2018.34100.0366.0957.1550.8038.1038.10101.601.823-1/215.5088.9011.4066.1021.79100.0366.0938.1038.10101.601.27414.00101.608.3884.8419.27115.9084.8438.1038.10101.602.274-1/213.75114.306.88100.5418.23126.60100.5338.1038.10101.602.544-1/216.60114.308.5697.1822.32128.6097.1838.1038.10101.602.544-1/220.00114.3010.9292.4627.84128.6092.4638.1038.10101.602.54内外加厚（IEU）4-1/216.60114.308.5697.1722.32120.6580.1663.5050.8038.1025.4038.103.684-1/220.00114.3010.9292.4627.84121.4476.2057.1550.8038.1025.4038.103.90519.50127.009.19108.6226.70131.7893.6857.1550.8038.1025.4038.103.90525.60127.0012.70101.6035.80131.7887.3357.1550.8038.1025.4038.103.515-1/221.90139.709.17121.3629.52146.05101.6057.1550.8038.1025.4038.104.815-1/224.70139.7010.54118.6233.57146.05101.6057.1550.8038.1025.4038.104.096-5/825.20168.288.38151.5233.05177.80135.00114.3050.8076.20139.706-5/827.70168.289.19149.9036.06177.80135.00114.3050.8076.20139.70注：见图B6a 所示代号供订货时识别用b 规定的加厚尺寸没必要与对焊后的成品内径和外径尺寸一致。选择加厚尺寸以适应钻杆接头的各种内径，并且使该产品最终机加工后焊区处保持符合要求的横截面。c 若订单上有规定，对E钢级钻杆的加厚长度可与X,G, S钢级相同。d 对于内加厚钻杆管体，对外厚部位外径Dou的容许偏差应为0+3.18 mm。在此容许偏差内轻微的外加厚是允许的。e 内加厚和内外加厚内径上的最大锥度为在直径上21