Straight seam steel pipe is a welding process of steel pipe opposite to spiral steel pipe. The w...
1. The inspection and acceptance of straight seam steel pipes shall be carried out by the techni...
1. Spiral steel pipes with fixed lengths can not be bundled. 2. If the two ends of the spiral...
Because the straight seam steel pipe is inseparable from human life and production activities, t...
The ability of metal materials to resist the indentation of the surface of hard objects is called ha...
(1) Site arrangement According to the on-site reconnaissance situation, after entering the site, t...
To prolong the service life of the spiral steel pipe , the first thing you should think about is ...
The development of seamless steel pipes focuses on energy saving and emission reduction technology. ...
1) Work before molding The raw materials are strip coil, welding wire, and flux. They must undergo...
1. The stainless steel elbow is made of thick-walled steel pipe , and the wall thickness changes ...
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