Thermal expansion is a processing method of the steel pipe is a small-diameter steel pipe processing Chengdu University diameter steel pipe. Thermal expansion pipe is slightly less than hot-rolled....
Cangzhou Hongyun Steel Pipe Co., Ltd under the Hongcheng Pipe Industry Group, is a steel pipe, fittings, production, sales and exports for the integration of specialized enterprises.Our main products....
we can supply all types of spiral steel pipe
Large diameter thick wall steel pipe used primarily as a place of mechanical processing, production of the fuel tank! Usually more than the outer diameter of the large diameter thick wall steel pipe....
Straight seam steel pipe is parallel to the longitudinal weld and steel pipe steel pipe.Usually divided into metric welded steel pipe, welding thin-walled tube, transformer cooling tubing....
Main furnace tube material: ST45.8/ III 20G, A106B, 15CrMoG, 12Cr1MoVG, 10CrMo910, 12Cr2MoWVTiB, T91, T92, TP304H, TP347H, Super304H, T23, of T24. Infrastructure four major pipelines: A335P92, ....
The cold drawn steel pipe is used for mechanical structure, hydraulic equipment, high dimensional accuracy and surface finish, good precision cold drawn seamless tube. Use precision seamless tube....
Hot-rolled as for cold-rolled, cold rolling below the recrystallization temperature, rolling and hot rolling is carried out above the recrystallization temperature. Can destroy the organization of....
Specifications 1. Min Order : 20 tons 2.OD: 20mm --508mm 3. WT: 3mm -- 60mm 4.Certification: ISO & API ASTM A106 seamless pipe/ ms pipes Hot rolled seamless steel pipes 1) Standard: ....