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

17
Jul
2018
Alloy tube 12Cr2MoVG
Alloy tube 12Cr2MoVG
 
process flow: GB/T8162-2008 (structure for seamless steel pipe). It is mainly used in general structure and mechanical structure. Its representative material (grade): carbon steel 20, 45 steel; alloy steel Q345, 20Cr, 40Cr, 20CrMo, 30-35CrM...
16
Jul
2018
Welded pipe
Welded pipe
 
Production process: The longitudinal welded pipe has the advantages of simple production process, high production efficiency, low cost and rapid development. The strength of a spiral welded pipe is generally higher than that of a straight w...
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...