efficiency. ...
Date:2018-01-26 Tags:Prewelding of LSAW Steel Pipe
Longitudinal submerged arc welded pipe due to the use of different environmental conditions, and the objective conditions of change over time, coupled...
Date:2018-01-26 Tags:Cause Analysis Hydrogen induced crack straight seam steel pipe
2, the quality of welding directly determines the quality of welded pipe, seamless steel pipe welding the biggest difference is. Longitudinal high-fre...
Date:2018-01-26 Tags:Difference between hot stretch reducing pipe and LSAW pipe
Drainage Pipeline...
Date:2018-01-25 Tags:Drainage Pipeline
Analysis of Steel Tube Bending and Deformation Deformation heat treatment principle shows that the heat processing (welding), due to uneven heating t...
Date:2018-01-25 Tags:Steel Tube Bending
Advantages and disadvantages of welded steel pipe Wall light table average wall thickness (steel appearance, steel grade resolution, brightness) can ...
Date:2018-01-25 Tags:Advantages and disadvantages of welded steel pipe and classification
Large Diameter Seamless Steel Thermoforming Manufacturing Process...
Date:2018-01-25 Tags:Large Diameter Seamless Steel Thermoforming Manufacturing Process
Hot-rolled seamless steel pipe defects Separated Located in the vertical distribution of the steel tube surface, a spiral rise, massive metal separa...
Date:2018-01-25 Tags:Hot-rolled seamless steel pipe defects
Spiral welding production process is simple, high production efficiency, low cost and rapid development. The strength of spiral welded pipe is general...
Date:2018-01-25 Tags:Spiral Welding
Hot-rolled seamless steel pipe products generally require two heating, which perforated pipe in the heating and rolling of the pipe diameter after a g...
Date:2018-01-24 Tags:Tube Billet Heating Defects and Its Prevention
Spiral Weld Seam...
Date:2018-01-24 Tags:Spiral Weld Seam
The advantages of galvanized pipe are as follows: First, the surface of the galvanized tube after hot-dip galvanizing can be protected and difficult ...
Date:2018-01-24 Tags:Advantages of Galvanized Pipes
Spiral pipe (spiral submerged arc welded steel pipe): By the belt molding machine, folded spiral direction, and then double-sided submerged arc weldin...
Date:2018-01-24 Tags:Trachoma welding reasons
Cold drawn oil cracking pipe production...
Date:2018-01-24 Tags:Cold drawn oil cracking pipe production
At present, carbon steel pipe pickling method is adopted for the construction and management of the two-ring pickling and pickling inner ring. ...
Date:2018-01-23 Tags:Carbon steel pipe pickling process
