双面埋弧焊螺旋钢管 10条生产线
外径219-3500mm，壁厚6mm-25.4mm，
材质Q235-Q345、L245--L485、Grade B、X42-X80的，
标准API 5L、SY/T5037-2000、GB/T9711-2011、SY/T5040-2000
-SSAW (spiral submerged arc welded) steel pipe
-Outside Diameter 219-3500mm,
-Wall Thickness 6-25.4mm,
-Length 6-12m or customized,
-Pipe end: beveled 30-35 degree with root face 1.6±0.8mm, or plain;
-Steel gradecould be A-X100, L210-L690 or Q195-Q345.
-Certificatedwith API 5L, EN10217, ISO9001:2008, ISO14001:2004, OHSMS28001:2001.
-With department of quality control, product, facilities, technical, purchase, safety department, and warehouse, general office, the quality of steel pipe is reliable.
-Each pipe is detected by x-ray test and hydrostatic test.
-Our pipes are used for oil or gas transmittal, heating or cooling, water delivery, steel structure work, power plant, piling etc.
管线管 API 5L 输油 输气 螺旋钢管 焊管 给排水 Q235B C 涂层
钢管桩 桩管 埋弧 大口径 ASTM 螺旋钢管 焊管 Q345B C 碳钢管
螺旋钢管 焊管 内外防腐 DIN30670 3PE FBE SAW 环氧 焊接管
打桩管 DSAW 双面埋弧焊 A252 螺旋管 S390 钢管 HSAW 焊管
压力管道 输水 石油 天然气 化工 结构钢管 SAWH 立柱 广告牌 高炮