● 标准 Standard 美国石油学会标准(API SPEC 5D) ● 用途 Uses 用于钻井 For well drilling

● 尺寸偏差 Deviation 外径、壁厚、重量允许偏差 项目 Item 允许偏差 Tolerances 管体 Pipe Body 外径 Outside Diameter D ≤ 101.6mm ± 0.79mm D ≥ 114.3mm -0.50%D~+1.00D% 壁厚 Wall Thickness － 12.5% 重量 Weight 单根 Single Lengths  -3.5%~+6.5% ●规格表 Size 规格外径 Size Designation 公称重量 Calculated Weight 计算重量 Calculated Weight 钢级 Grade 壁厚 Wall Thickness 加厚形式 ( 见注 ) Upset End,for Weld-on Tool Joints(see Note) in mm lb/ft kg/m in mm 2 3/8 ″ 60.3 6.65 6.26 9.32 E.X.G.S 0.280 7.11 EU 2 7/8 ″ 73.0 10.40 9.72 14.48 E.X.G.S 0.362 9.19 EU 3 1/2 ″ 88.9 13.30 12.31 18.34 E.X.G.S 0.368 9.35 EU 3 1/2 ″ 88.9 15.50 14.63 21.79 E.X.G.S 0.449 11.40 EU 4 ″ 101.6 14.00 12.93 19.26 E.X.G.S 0.330 8.38 EU 4 1/2 ″ 114.3 16.60 14.98 22.31 E.X.G.S 0.337 8.56 EU 4 1/2 ″ 114.3 20.00 18.69 27.84 E.X.G.S 0.430 10.92 EU 5 ″ 127 19.50 17.93 26.71 E.X.G.S 0.362 9.19 IEU 5 ″ 127 25.60 24.03 35.79 E.X.G.S 0.500 12.70 IEU 5 1/2 ″ 139.7 21.90 19.81 29.51 E.X.G.S 0.361 9.17 IEU 5 1/2 ″ 139.7 24.70 22.54 33.57 E.X.G.S 0.415 10.54 IEU 注:  EU- 外加厚   IEU- 内外加厚   IU-内加厚