How to pick the right material for valve seat
- Aug 27, 2021
- Hits: 18
The sealing surface is the most critical working surface of the valve; the quality of sealing surfaces directly affects the service life of the valve; the material of the sealing surface is...
The Differences between Gate Valves with Rising Stem and Non-rising Stem
- Aug 17, 2021
- Hits: 839
Gate valves are widely used for all types of applications and are suitable for both above-ground and underground installation. Not least for underground installations it is paramount to choose the right...
Maintenance of Valves in Operation
- Aug 11, 2021
- Hits: 63
The maintenance steps for valves that are in operation are as follows: 1. Cleaning A lot of dust, oil, and medium residues are easy to accumulate on surfaces of a valve, trapezoidal threads...
Valves Used for Pipelines
- Aug 11, 2021
- Hits: 23
The pipeline has become the main method of energy transportation nowadays. The pipes and valves that emerged at the right moment have developed rapidly, which has greatly promoted...
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Notes for Quick Installation of Ball Valves
- Jul 07, 2021
- Hits: 25
A ball valve in the pipeline is mainly used to cut off, distribute and change the flow direction of the medium. It only can be rotated 90 degrees, then it can be closed tightly with a small torque....
Design of High-pressure Slab Gate Valves for High-sulfur Natural Gas (Part Two)
- Jul 04, 2021
- Hits: 83
Structure and functional characteristics The design and manufacture of high-pressure slab gate valves for anti high sulfur natural gas gathering and transportation projects are in...
Design of High-pressure Slab Gate Valves for High-sulfur Natural Gas (Part One)
- Jul 04, 2021
- Hits: 49
Abstract The main material selection and process control of high-pressure slab gate valves for high-sulfur natural gas gathering and transportation projects are introduced. The harsh working...
How Pinch Valve Works
- Mar 09, 2021
- Hits: 62
A pinch valve is a 2/2-way valve designed to shut-off or control the flow of corrosive, abrasive or granular media. It utilizes pressurized air to open or close the valve. In the open position, the valve...