我公司是IS09001:2000国际质量体系认证企业是生产双面埋弧焊螺旋钢管的专业厂家,拥有螺旋焊管生产线6条，注册商标为"圣达"牌，产品规格219-3500×6-25.4mm,执行标准SY/T5037－2000、GB/T9711-2011、API-5L，年生产能力达30万吨。

产品广泛应用于暖气管线、热水管线、煤气管线、输水管线、石油管线、天然气管线、也可用于矿浆、煤粉等热态或粉状固定体的输送,还适用于工业与民用建筑的结构用钢管和打桩用钢管。

-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.