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

14
Jul
2018
Features and uses of spiral steel tubes
Features and uses of spiral steel tubes
 
Spiral steel pipe is a spiral seam steel pipe made of rolled steel strip as raw material, often warm extruded and welded by automatic double wire submerged arc welding technology. The spiral pipe is sent to the welded pipe unit by the steel...
13
Jul
2018
Q235B straight seam steel pipe is widely used
Q235B straight seam steel pipe is widely used
 
The straight steel pipe is a steel pipe longitudinally parallel to the steel pipe. They are usually divided into metric welded pipe, welded thin-walled tube, transformer cooling oil pipe and so on. The longitudinal welded pipe has the advan...
12
Jul
2018
Small caliber thick wall seamless steel pipe
Small caliber thick wall seamless steel pipe
 
The small diameter thick wall seamless pipe is the steel pipe with small outer diameter and wall thickness. The smallest diameter can reach 3mm at present, and the wall thickness is minimum to 1mm.. Weight formula for small caliber thick wa...
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...