HSSG made by three factories which can produce SMLS,ERW,SSAW,LSAW steel pipe to meet your requirements.All of the products we are supplying can reach the international standard like: ASTM, JIS, DIN, EN, API, BS , Our company's production is carried out in accordance with TS EN ISO 9001:2000, API5 L, ISO 14001:2004 and ISO9001,SGS Integrated Management(quality) Systems. Production in our facilities is also realized in accordance with the international standards such as TS, DIN, AWWA, ASTM, BS, UNI, JIS, GOST, ANSI, ISO.

The range of our products are
Seamless steel pipe :OD 1/4 inch-30inch W.T 1.25mm to 50mm,
ERW steel pipe/LSAW steel pipe: OD 1/2inch-52inch W.T 1.65mm to 25mm
Spirally welded steel pipe: 219mm to 3120mm .W.T 3mm to 25mm

We have our own professional QC department, shipping company and trucking company ,can always give the first-rate logistics and quality control services to you
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商铺网站链接：http://steelpipe0621.cn.vooec.com
主营业务：无缝钢管，焊管，螺旋管