Preheating is a process, or in the overall welding before the weldment weld area is hot. Particularly good welding high strength materials, work harde...
Date:2018-01-17 Tags:Role of Welding Preheating
Low-carbon steel refers to steel containing less than 0.25% carbon, low strength, low hardness and softness. It includes most of ordinary carbon steel...
Date:2018-01-17 Tags:Mild Steel Pipe
In the pipe from the top of the arc, from top to bottom all-position welding technology, welding speed method, weld appearance, good welding quality, ...
Date:2018-01-17 Tags:Pipe welding process
Black steel pipe is made from steel that has not been galvanised and is called black because of the dark coloured iron-oxide scale formed on its surfa...
Date:2018-01-17 Tags:Black Steel Pipe
The use of epoxy powder coating in foreign countries have 30 years of history, due to a wide range of sources of raw materials, production methods are...
Date:2018-01-17 Tags:Inner coating of the pipeline
According to the spiral submerged arc welded pipe corrosion mechanism, has put forward a variety of protective measures, this protection can basically...
Date:2018-01-16 Tags:Several Methods to Control Corrosion of Spiral Welded Seam Steel
In the long-distance pipeline construction, the pipeline accounts for a large proportion, generally 35% to 40% of the total investment pipeline projec...
Date:2018-01-16 Tags:Advantages of LSAW Steel Pipe
The main difference between seamless steel pipe and welded pipe is the molding process. Generally welded steel pipe, such as water pipes, are usually ...
Date:2018-01-16 Tags:Seamless Steel Pipe VS Welded Steel Pipe
In the pipe from the top of the arc, from top to bottom all-position welding technology, welding speed method, weld appearance, good welding quality, ...
Date:2018-01-16 Tags:Pipe welding process
Welding method is under the conditions of welding materials, according to the design requirements of the welding components, and can meet the requirem...
Date:2018-01-16 Tags:Carbon Steel Weldability
Steel pipe hardness and tensile strength...
Date:2018-01-16 Tags:Cold drawn seamless steel pipe heat treatment
Effect of remanence on welding quality and its influence Gas pipeline construction and repair welding operations, sometimes appear blowing phenomenon...
Date:2018-01-16 Tags:Magnetic carbon steel pipe
3PE corrosion-resistant steel pipe buried pipe life is crucial, the same material, pipe buried in the ground for decades and some non-corrosive, leaks...
Date:2018-01-16 Tags:Application of 3pe Spiral Pipe in Oil and Gas Pipeline
Classification and Production Methods of Welded Steel Pipe...
Date:2018-01-15 Tags:Classification and Production Methods of Welded Steel Pipe
Eddy current testing features are as follows: Advantages of eddy current testing 1, When test, the coil does not require contact with the workpiec...
Date:2018-01-15 Tags:Advantages and disadvantages of eddy current
