The installation position of a forged steel check valve
- Apr 19, 2019
- Hits: 53
How to determine the installation position of a forged steel check valve? What is the difference between forged steel check valves installed in front of and back of the pump? What kind of situation can...
The design, installation and inspection of cryogenic valves
- Apr 17, 2019
- Hits: 69
Design and installation requirements of cryogenic valves Mostly, the cryogenic separation technique is adopted to separate cracked gas components such as hydrogen and methane in the current large or medium...
Common material types of rubber seals used for forged steel valves
- Apr 17, 2019
- Hits: 20
1. Fluorine rubber (FKM or Vtion), also known as fluoroelastomer, is a high molecular polymer containing fluorine atoms in the main chain and side chain carbon atoms. From the early 1950s, the United...
The Six Most Practical Solutions for Forged Steel Flange Corrosion
- Apr 15, 2019
- Hits: 73
The integrity of forged steel flange connections is critical to the fluid delivery piping system. Whether it is a pipeline system that carries chemical media (such as hydrocarbons) or a water supply pipeline,...
Wafer type check valve structure and its installation precautions
- Apr 09, 2019
- Hits: 20
A wafer check valve is also called a reflux valve, a back pressure valve, a one-way valve and a non-return valve. This type of valve is automatically opened and closed by the force generated by the flow...
Monel alloy for anti-corrosion forged valves
- Apr 09, 2019
- Hits: 40
For the same grade of Monel alloy, based on different technical standard systems, such as ASTM, SAE, AMS, MII, ANSI, ASME, QQ, or other current US technical standards for Monel alloys, not only the token...
Introduction of Flange Pressure Type
- Apr 09, 2019
- Hits: 25
According to ASME B16.5, the steel flange has seven pressure ratings: Class 150-300-400-600-900-1500-2500, which is very clear. The Class 300 flange can withstand more pressure than the Class 150,...
Do You Know the Types of Valve Flange Sealing Surfaces?
- Apr 08, 2019
- Hits: 56
Introduction of Valve Flange Sealing Surface The types of flange sealing surface are chose differently according to the valve operating condition, medium, pressure, specification, temperature, etc. There...
Method for preventing forged steel valves from cavitation erosion
- Mar 29, 2019
- Hits: 13
Flash evaporation in the forged steel regulating valve is not preventable. All that can be done is to prevent the destruction of the flash evaporation. The factors affecting flash evaporation damage in...