Large-diameter straight seam submerged arc steel pipes are mainly responsible for pipeline trans...
Because spiral steel pipes are stacked outdoors, and most of them are buried in the ground when ...
1. Metallurgical properties of materials Longitudinal submerged arc welded pipes are produced from...
Fundamentally speaking, the measures to prevent the formation of pores in the weld are to limit the ...
The construction quality of steel pipe piles is related to the stability of buildings, so some detai...
Fundamentally speaking, the measures to prevent the formation of pores in the weld are to limit the ...
Selection requirements for submerged arc steel pipe : 1. For pipelines with high requirements f...
Steel pipe inner wall anti-corrosion is an anti-corrosion device for the inner wall of the steel...
After installing the 304 stainless steel pipe , tear off the packaging film on the surface of the...
The main business is DIN-2391 standard hydraulic seamless steel pipe (GB3639-83), which has been...
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