3087 boiler seamless steel pipe price Liaocheng Jiayi Metal Materials Co., Ltd. was founded in 2004, consists of three subsidiary companies, is a thick-walled seamless steel tubes, high-pressure alloy tube, precision seamless pipe, large diameter seamless steel pipe, stainless steel pipe large production and supply companies, approved by the Shandong Provincial Foreign Economic and Trade Office, import and export management rights, is a collection of production, trade and services, new product development in one of the provincial large steel companies. The company currently has: 60, 90 punching machine, cold call six production lines, hot-rolled production line, mainly produces cold-rolled seamless steel tube outer diameter of 20mm-127mm; two of 325mmASSRL pipe rolling mill, the Department of the largest three-roll rolling machine using mandrel pre-wear and limitations of small cycles, three computer-controlled automation systems, have reached the international advanced level, mainly produce diameter 133mm-1020mm, wall thickness of 16mm-300mm, outer diameter precision ± 0.5%, thickness accuracy ± 5% of hot-rolled seamless steel pipe. 3087 annual production and sales of seamless steel tubes boiler, adequate inventory, quality and cheap! Liaocheng Jiayi Metal Materials Co. ___3087 boiler seamless steel pipe prices