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Shijiazhuang Bang dong Pipeline Technology Co,Ltd.
Reducing flange product features
Features: Diameter flange anti-corrosion, acid and alkali, long life, etc., the price is reasonable, the surface is smooth, acid and alkali-resistant high temperature, the price is reasonable,...
How to reduce carbon steel welding flange wear?
How to reduce the wear of carbon steel flat welded flange, we should first understand what the reasons for carbon steel flat welding flange wear? The tube rotates in the barrel, and the friction...
difference between hot-rolled seamless steel pipe and cold-rolled seamless steel pipe
Hot recommend: bangdong share hot-rolled seamless steel pipe and cold-rolled seamless steel pipe. Cold-rolled seamless steel pipe is often a small diameter, hot-rolled seamless steel pipe is often a...
New knowledge: 15 methods of identification of inferior steel pipes
1. Counterfeit pipes are prone to collapse. Folding is a variety of fold lines formed on the surface of the steel pipe, and this defect often runs through the entire product. The reason for the...