Hengchang pipe industry co., ltd. liaocheng

Shan dong enterprise management co., ltd, direct manufacturers, alloy tubes 16mn | | seamless steel alloy q345qd bridge 12cr1movg alloy seamless steel seamless tube | | beauty of large diameter seamless steel tube marking seamless steel tube | | large-diameter american standard seamless tube seamless steel and low alloy steel, alloy, 1cr5mo 16mn, 27simn - manufacturer, chengdu, tianjin, shanghai, wuxi, anhui, baotou, guangdong, hengyang, shandong my company operating the seamless tube for: 10, 20, 35, 45, 20g, dz40, dz50 n80 alloy tubes, for 16mn: 12mn, 27simn, 12cr1mov, 15crmo, 20cr 40cr, 10crmo910, and a335p22, a106b, a335p91, cr5mo, a335p11, the material such as. execution standard: gb8162-1999, gb8163-1999, gb3087-1999, gb5310-1995, gb9948-88, gb6479-2000 gb5312-85, etc. the production of steel pipe, seamless tube - structure, fluid pipe, boiler tube, geology, alloy pipe welded pipe, tube, cold rolled out, is a large-scale, intensification and system included, western region into a large metal pipe materials circulation system. the company in stock for new and old customers to choose.