Products News
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Causes of eccentricity (uneven thickness) of seamless steel pipes
The finished products of seamless steel pipes and precision steel pipes will have the problem of uneven eccentric thickness. Eccentric steel pipes are most likely to be produced in the production process of hot-rolled steel pipes. Most of the links are produced during hot piercing: According to t...Read more -
Galvanized steel pipe welding how to prevent corrosion
Anticorrosion of galvanized steel pipe welding: after surface treatment, thermal spray zinc. If the site cannot be galvanized, you can follow the on-site anti-corrosion method: brush epoxy zinc-rich primer, epoxy mica iron intermediate paint, and polyurethane topcoat. The thickness refers to rele...Read more -
Straight seam steel pipe derusting method and inspection steps
Straight seam steel pipe is a steel pipe whose weld seam is parallel to the longitudinal direction of the steel pipe. It is usually divided into metric electric welded steel pipe, electric welded thin-walled pipe, transformer cooling oil pipe and so on. The production process of straight seam wel...Read more -
Is there any difference between HFW steel pipe and ERW steel pipe
The difference between ERW (straight seam electric resistance welded) steel pipe and HFW (high frequency welded) steel pipe is mainly the principle. As the name implies, resistance welding is a method in which pressure is applied through electrodes after the weldment is combined, and the resistan...Read more -
Packaging precautions for spiral steel pipes
How to pack the spiral steel pipe when transporting it has always been a problem that needs attention. Next, I will talk to you about the precautions for packing the spiral steel pipe. 1. If the buyer has special requirements for the packaging material and packaging method of the spiral steel pip...Read more -
A Simple Analysis of the Storage Site and Deoxidizer of Straight Seam Steel Pipe
Straight seam steel pipe can be divided into many different specifications and names, among which the names are, straight seam welded pipe, double-sided submerged arc welded pipe, thick wall straight seam steel pipe, straight seam steel pipe, large diameter straight seam steel pipe, API5L straigh...Read more