Several Major Factors Affecting Sealing Performance of Flanges (Part Two)
- Jul 19, 2022
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Sealing surface types The contact surface where the gasket is inserted between the flanges and pressed to achieve a sealing effect is called the flange sealing surface or the pressing surface. The selection...
Several Major Factors Affecting Sealing Performance of Flanges (Part One)
- Jul 19, 2022
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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?
- Jul 19, 2022
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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)
- Jul 19, 2022
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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)
- Jul 19, 2022
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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)
- Jul 19, 2022
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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
- Jul 19, 2022
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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...
Alloy Steel Pipes
- Jul 19, 2022
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Materials of alloy steel pipes Alloy steel pipes have good hardness, which are widely used for pipelines for transporting oil, natural gas, gas, water and certain solid materials. The common...
Types of Steel Pipe Fittings—Part Two
- Jul 19, 2022
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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...