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How to choose the right gasket for design process engineers reference
- Posted: 10/12/2019 11:10:56
- Hits: 120
Gasket seals are the most important type of static seals for detachable joints in pressure vessels, processing equipment, power machines and connecting pipes. They contain a wide range of fluid media, and preventing liquid or gas from leaking through these joints is the most important and difficult...
Production precautions of stainless steel flanges
- Posted: 05/17/2019 03:05:54
- Hits: 86
The pretightening force of the screw 1. It is suitable to increase the pre-tightening force and the sealing tightness of the gasket. (Reducing the capillary phenomenon of the permeable gasket material); 2. The pre-tightening force is evenly applied to the gasket -- the method of reducing the screw diameter...
Carbon steel flange buying guide
- Posted: 04/24/2019 11:04:40
- Hits: 70
A carbon steel butt weld flange refers to a flange with a neck that is butt welded to the pipe. It is a kind of disc-shaped part used in pairs, and the most common type of flange in piping work that is mainly used for the connection of pipelines. When installing, the two flanges are sealed and...
Things you need to know about steel crystallization
- Posted: 03/27/2019 04:03:09
- Hits: 249
By equipment such as furnace, converter, electric furnace, etc., steel is smelted and presented as liquid. In order to facilitate processing, it is cast in a mold of a certain shape and size, and after condensation, it constitutes a solid steel ingot and continuous casting billet. The continuous casting...
How to identify and choose flange gaskets - part two
- Posted: 03/25/2019 02:03:27
- Hits: 50
Metal jacketed gasket A metal jacketed gasket is a composite gasket composed of a non-metallic material as the core material and cut into the desired shape, and the outer is composed of a metal thin plate having a thickness of 0.25 mm to 0.5 mm. According to the state of the jacket, it is generally...
How to identify and choose flange gaskets - part one
- Posted: 03/20/2019 03:03:26
- Hits: 57
Flat gaskets used in the industry generally consist of a sealing element and an inner and outer reinforcing ring, which is a key part of the leakage prevention. Commonly used materials are non-metallic materials, such as flexible graphite, PTFE, fiber reinforced rubber-based composite panels. In addition,...
Production and use requirements of slip-on flanges
- Posted: 03/11/2019 02:03:42
- Hits: 72
Slip-on flanges have certain technical requirements and parameters in production and use, and are produced and processed according to the following methods: The slip-on flange shall be cut into strips along the rolling direction of the steel, and be brazed and welded into a ring shape, and the surface...
General knowledge of flanges
- Posted: 02/27/2019 03:02:41
- Hits: 77
For people not knowing too much about flanges, they are actually a common disc-shaped part that helps connect pipes, equipment, etc. Due to their excellent connection performance, flanges have been rapidly promoted and used in many places. But many people still have a lot of questions about them. So,...
Hydrogen embrittlement (silvery spots) on steel forgings
- Posted: 02/18/2019 03:02:39
- Hits: 126
Hydrogen embrittlement, also known as hydrogen-induced cracking, is one of the major defects in large forgings and occurs mostly in medium-carbon alloy steel forgings (martensitic steel and pearlitic steel). The larger the forging size, the easier the hydrogen embrittlement is formed. Special care should...