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What is the difference between straight seam steel pipe and spiral steel pipe
First: welding process In terms of the welding process, the welding method of spiral steel pipe and straight seam steel pipe is the same, but straight seam steel pipe will inevitably have a lot of T-shaped welds, so the probability of welding defects is also greatly increased, and the welding res...Read more -
Submerged arc steel pipe welding control measures and forming methods
Submerged arc steel pipe welding control measures: Submerged arc steel pipe has become the steel pipe for large-scale oil and gas transmission projects at home and abroad because of its large wall thickness, good material, and stable processing technology. In large-diameter submerged arc steel pi...Read more -
How is the spiral steel pipe sawn off
After a series of treatments such as forming, welding, and cooling, the spiral steel pipe still needs to be sawed. In this link, the length of the technical spare ruler directly affects the quality and sales of the finished welded pipe, so the length of the spare ruler should be controlled betwee...Read more -
How to choose stainless steel flange pipe fittings
1. Price advantage, to buy products with price advantages, trace the source of the product. For example, stainless steel flanges can be manufactured from raw materials through a series of operations such as forging, punching or rolling, and water lines. The process can be completed in one-stop at...Read more -
Significance of Heat Treatment Process for Oil Casing
In addition to being used for oil exploration, the emergence of oil casing can also be used as a pipeline for transporting raw materials. To enhance the quality of oil casing, every link in the production process is particularly important, especially the temperature control during the period, whi...Read more -
What details should be processed before thick-walled steel pipes are used
1. Thick-walled steel pipe cutting: According to the actual required pipeline length, metal saws and toothless saws should be used to cut the pipelines. When water welding is used in the cutting process, the raw materials should be protected accordingly. When cutting, fire-resistant and heat-resi...Read more