Several Major Factors Affecting Sealing Performance of Flanges (Part One)
- Dec 02, 2020
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Bolt pretightening force Bolt pretightening force is an important factor affecting sealing. The pre-tightening force must compress the gasket to achieve the purpose of the initial seal. Properly...
Why Is There Often a Bend for the Steam Pipe?
- Nov 27, 2020
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We often see a scene like this on steam pipes, that is, the pipe section that can be straight suddenly bends. I believe that many people who have seen this will have the same doubt as me....
Identification Methods of Seamless Steel Pipes and Welded Steel Pipes (Part Three)
- Nov 16, 2020
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Principles Macroscopic identification Observe the prepared steel pipe sample with the naked eye or a magnifying glass smaller than or equal to 10 times. If the welding is found, there are the complete...
Identification Methods of Seamless Steel Pipes and Welded Steel Pipes (Part Two)
- Nov 11, 2020
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Performance of welded steel pipes Welded steel pipes are processed by high-frequency welding, cold rolling and other processes, so they have the following properties: Welded steel pipes have good heat...
Identification Methods of Seamless Steel Pipes and Welded Steel Pipes (Part One)
- Nov 06, 2020
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Common steel pipes mainly include welded steel pipes and seamless steel pipes. During the construction process, suitable steel pipes will be selected according to the specific construction conditions,...
Technical requirements for steel pipes
- Oct 28, 2020
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Technical requirements for steel pipes This technical specification is suitable for the bidding for the procurement of steel pipe projects. Executive standards The steel pipe shall meet the...
Classification Method of Seamless Steel Pipe
- Sep 26, 2020
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Seamless steel pipe is a kind of strip steel with hollow section and no seam around it. Steel pipes have hollow cross-sections, which are widely used as pipelines for transporting fluids, such as oil,...
Types of Steel Pipe Fittings—Part Two
- Sep 10, 2020
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Forged pipe fittings: Forged pipe fittings mainly include socket welded fittings and threaded fittings. Butt welded pipe fittings or fittings of mixed connection forms sometimes adopt forging manufacturing...
Types of Steel Pipe Fittings—Part One
- Aug 28, 2020
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Seamless and butt welded pipe fittings: The varieties of steel butt welded pipe fittings listed in the product standard include elbow, tee, cross, reducer, pipe cap, elbow, flanging nipple, branch pipe...