★　标准:API SPEC 5D★　用途:用于钻井钻杆规格：规格外径名义重量计算重量钢级壁厚加厚形式( 见注 )in.mmlb/ftkg/min.mm2 3/860.36.656.269.32E,X,G,S0.2807.11EU2 7/873.010.49.7214.48E,X,G,S0.3629.19EU 、 IU3 1/288.99.508.8113.12E0.2546.45EU 、 IU3 1/288.913.3012.3118.34E,X,G,S0.3689.35EU 、 IU3 1/288.915.5014.6321.79E0.44911.40EU 、 IU3 1/288.915.5014.6321.79X,G,S0.44911.40EU 、 IEU4101.614.0012.9319.26E,X,G,S0.3308.38EU 、 IU4 1/2114.313.7512.2418.23E0.2716.88EU 、 IU4 1/2114.316.6014.9822.31E,X,G,S0.3378.56EU 、 IEU4 1/2114.320.0018.6927.84E,X,G,S0.43010.92EU 、 IEU5127.016.2514.8722.15X,G,S0.2967.52IU5127.019.5017.9326.71E0.3629.19IEU5127.019.5017.9326.71X,G,S0.3629.19EU 、 IEU5127.025.6024.0335.79E0.50012.70IEU5127.025.6024.0335.79X,G,S0.50012.70EU 、 IEU5 1/2139.721.9019.8129.51E,X,G,S0.3619.17IEU5 1/2139.724.7022.5433.57E,X,G,S0.41510.54IEU注：EU-外加厚；IU-内加厚；IEU-内外加厚外径、壁厚、重量允许偏差：项目允许偏差管体外径D＜114.3mm，±0.79mmD≥114.3mm，±1.0-0.5%D壁厚﹣12.5%重量单根+6.5%，﹣3.5%车载量﹣1.75%长度：范围范围1范围2范围3钻杆5.49 ~ 6.71 m8.23 ~ 9.14 m11.58 ~ 13.72 m 化学成分：钢级化学成分P≤S≤E-750.0300.030X-950.0300.030G-1050.0300.030S-1350.0300.030 机械性能：钢级屈服强度抗拉强度延伸率(%)最低最高最低PsiMPaPsiMPaPsiMPaE—757500051710500072410000068917X—959500065512500086210500072416.5G—10510500072413500093111500079315S—1351350009311650001138145000100012.5