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

08
Sep
2018
All About ERW Metal Tubes
All About ERW Metal Tubes
 
Manufacturing Approach for ERW Metal Tubes The entire procedure commences being a flat steep strip which is slit to the appropriate breadth for obtaining ideal end tube diameter. Afterwards on the metal strip is sent towards the weld box th...
07
Sep
2018
Galvanized Pipe Coating Process and Hot Dip Galvanizing Produ
Galvanized Pipe Coating Process and Hot Dip Galvanizing Produ
 
Galvanized pipe coating process A continuous galvanized pipe coating production technology and equipment, and the process includes the following steps: passivation, cleaning; paint; curing, with drying preheating before coating, and the dry...
06
Sep
2018
The Introduction of Welded Steel Tube (Section Two)
The Introduction of Welded Steel Tube (Section Two)
 
In this article, Id like to go on talking about the welded steel tube. 3. The ordinary carbon steel wire casing (GB3640-88) is the steel tube used for protecting the wire in industrial and civil construction and installation of machinery an...
05
Sep
2018
The Introduction of Welded Steel Tube (Section One)
The Introduction of Welded Steel Tube (Section One)
 
Welded steel pipe is also called welded pipe, and it is made of steel plate or steel strip after crimp molding. Welded steel pipe production technology is simple with high production efficiency, varieties, wide specifications, less equipmen...
04
Sep
2018
Specific Operation Method for the Surface Treatment of Steel
Specific Operation Method for the Surface Treatment of Steel
 
All the insider knows that steel pipe surface treatment is one of the key factors determine the service life of the pipeline corrosion, it is a precondition for whether the anti-corrosion layer and steel tube can be combined. It is verified...