Nantong Zhencheng Steel Co., Ltd.
We are leading manufacturer of high-quality steel pipes. Main products includes OCTG(Oil Country Tubular Goods), couplings,line pipe, pipes for machinery, boilers, vessels, and nuclear electricity, as well as precision seamless steel tubes(cold-drawn). Welded steel pipe includes ERW(Electric Resistance Weld), LSAW(Longitudinally Submerged Arc Weldi