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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.
商铺网址：http://Daisylau.cn.vooec.com |
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