ASTM steel pipe,ASTM elbow,ASTM fitting_HeBei Zhongyue Pipe Fittings Sales Co.,Ltd

11
Jul
2018
15MO3无缝钢管 15MO3无缝钢管 15MO3 seamless steel pipe
15MO3无缝钢管 15MO3无缝钢管 15MO3 seamless steel pipe
 
Characteristic use 1.The steel is pure 2.The softening microstructure of spheroidizing annealing is easy to be machined. 3.It has higher hardness when quenched, and has better dimensional stability after tempering. It is widely used to make...
10
Jul
2018
Technical requirements for galvanized pipe
Technical requirements for galvanized pipe
 
1, brand and chemical composition The grades and chemical composition of the steel used for galvanized steel pipe shall be in conformity with the grades and chemical composition of the steel used for GB/T3092. 2, manufacturing method The ma...
09
Jul
2018
Difference between butt welding flanges with neck and neck fl
Difference between butt welding flanges with neck and neck fl
 
The neck butt welded flange is the same as the pipe to be welded, and the diameter and wall thickness of the interface end are welded like two pipes. The neck butt welding flange production process mainly includes: Casting flange mainly inc...
07
Jul
2018
Industry experts of epoxy powder corrosion resistant steel pi
Industry experts of epoxy powder corrosion resistant steel pi
 
The main features of ordinary cold drawn seamless steel tubes are welded joints, which can withstand great pressure. The product can be a very rough cast or cold dial. Precision cold rolling seamless steel tube is a product appearing in rec...
06
Jul
2018
A333GR6 large caliber seamless steel pipe execution standard
A333GR6 large caliber seamless steel pipe execution standard
 
A333GR6 large diameter seamless steel pipe execution standard CrMoV, 45Cr, 50Cr, 45CrNiMo and so on. The alloy tube has a hollow cross section and is used as a conduit for conveying fluids, such as pipelines for transporting petroleum, natu...