The API standard stipulates that the inner and outer surfaces of the import and export oil casing ...
The installation method of stainless steel pipe fittings is the same as that of ordinary carbon ...
1. Impact toughness of large-diameter steel pipe : The load acting on the machine part at a high ...
After a series of treatments such as forming, welding, and cooling, the spiral steel pipe still ...
1. Welding temperature control of thick-walled steel pipe : The welding temperature is affected...
First, the principles of acceptance of spiral steel pipes : The quality inspection and acceptan...
What are the common connection methods of 3PE anti-corrosion steel pipes ? (1) Welding connecti...
Spiral steel pipes are widely used in our lives and can be used in almost every industry, such a...
Straight seam steel pipe is a steel pipe whose weld seam is parallel to the longitudinal directi...
❶Carbon seamless steel pipe : The commonly used manufacturing materials are No. 10, No. 20, and 1...
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