Company Description
LIAONING WEIERMA GROUP LARGE STEEL PIPE MAUFACTURING CO., LTD manufacturer in china, Our main product: spiral steel pipe, SSAW, DSAW, LSAW, ERW, anti-corrosion steel pipe, Insulation steel tube, piling pipe, casing pipe. We can provide many sizes of steel pipe for heat system , oil transfer, gas transfer and water supplying. We executive API 5L specification.