After a series of treatments such as forming, welding, and cooling, the spiral steel pipe still ...
After the oil casing adopts this heat treatment method, it can effectively improve the impact to...
(1) Spraying (throwing) rust removal is driven by a high-power motor to rotate the spraying (throwin...
The anti-corrosion layers of steel pipelines that are widely used in China include petroleum asp...
The machinability of stainless steel is much worse than that of medium carbon steel. Taking the mach...
Commonly used steel pipe introduction - spiral submerged arc welded steel pipe The strip steel i...
The non-destructive testing methods for steel pipes mainly include ultrasonic testing, radiograp...
The cast steel flange has an accurate blank shape and size, a small processing amount, and low c...
The calculation method of the length and height of the steel elbow and the blanking length of th...
The base material of 3pe anti-corrosion steel pipe includes seamless steel pipe, spiral steel pi...
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