1. Anti-corrosive structure of 3PE anti-corrosive steel pipe 3PE anti corrosion ...
1. The inspection and acceptance of straight seam steel pipes shall be carried out by the techni...
1. The approval procedure for batch acceptance of straight seam steel pipes should meet the corr...
The longitudinal welded steel pipe has a simple production process, high production effici...
It is imperative to weld and cut the spiral steel pipe structure in the application of spi...
Plastic-coated steel pipes not only have the advantages of steel pipes such as high strength, ea...
1. To prevent corrosion due to heating, the welding should not be too long, which is about 20% less ...
The anti-corrosion layer of steel pipes should have the following properties: (1) Effective el...
1. Principles for acceptance of spiral steel pipes : The quality inspection and acceptance of spi...
Straight seam steel pipe does not refer to a certain type of steel pipe, but a large category of...
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