无缝钢管

无缝钢管 口径 140--273mm
壁厚 6--26mm
标准 GB/T8162-1999 GB/T8163-1999 GB3087-1999 GB5310-1999 API5L API 5CT
材质 Q345B/20#/10#/45#/J55/K55/API 5L.B/X42/X52/X60 X70等
说明 热轧无缝钢管 具有中空截面,大量用作输送流体的管道,钢管与圆钢等实心钢材相比,在抗弯抗扭强度相同时,重量较轻,是一种经济截面钢材,广泛用于制造结构件和机械零件,如石油钻杆、汽车传动轴、自行车架以及建筑施工中用的钢脚手架、流体输送、石油天然气输送及开采、锅炉等


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