What are 316L, 904L, Surgical Grade Stainless Steel ?
- May 04, 2017
- Hits: 507
Most high end wrist watches like emphasizing their watch bracelet and watch case are made of 316L, 904L or Surgical Grade Stainless Steel. What are they? Stainless Steel is not a single material...
Type & Specification Introduction of Ball Valves
- Apr 21, 2017
- Hits: 77
Ball valve attached codes: V represents valve spool with a “V”shape structure, D represents low temperature, B represents heat preservation, P represents exocentric construction, U&S&DY...
What is Butterfly Valve
- Mar 03, 2017
- Hits: 111
BUTTERFLY VALVES A Butterfly valve is a quarter-turn rotational motion valve, that is used to stop, regulate, and start flow. Butterfly valves are easy and fast to open. A 90° rotation of the...
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What are Pressure Seal Valves
- Jan 26, 2017
- Hits: 163
PRESSURE SEAL VALVES Pressure seal construction is adopted for Valves for high pressure service, typically in excess of above 170 bar. The unique feature about the pressure seal Bonnet is that the body-Bonnet...
Ways to Solve the Poor Sealing Performance of the Valve Fast
- Jan 25, 2017
- Hits: 69
Nowadays, most valves have poor sealing performance. Many buyers even sellers do not know how to solve the problem. Through particular research and overall discuss, we have found five ways to...
What is Fluorocarbon Coating for Fasteners
- Jan 20, 2017
- Hits: 215
Fluorocarbon Coating (PTFE, Xylan, Teflon, Emralon ) Fluorocarbon Coating is an organic coating consisting of solid lubricant dispersed in an organic binder and dissolved in a specially formulated...
What are Check Valves
- Jan 20, 2017
- Hits: 57
CHECK VALVES Check valves are "automatic" valves that open with forward flow and close with reverse flow. The pressure of the fluid passing through a system opens the valve, while any reversal...
What are Bellows Sealed Valves
- Jan 12, 2017
- Hits: 172
BELLOW(S) SEAL(ED) VALVES Leakage at various points in pipelines found in chemical plants creates emissions. All such leakage points can be detected using various methods and instruments and should be...
What are Plug Valves
- Jan 10, 2017
- Hits: 82
PLUG VALVES A Plug Valve is a quarter-turn rotational motion Valve that use a tapered or cylindrical plug to stop or start flow. In the open position, the plug-passage is in one line with the inlet...
Valve Trim Material Temperature Limits
- Jan 05, 2017
- Hits: 104
Valve Trim Material, Temperature Limits (Degrees Fahrenheit) Material Lower/℃ Lower/°F Upper/℃ Upper/°F Type 304 Stainless Steel -268 -450 316 600...
What are Globe Valves
- Dec 30, 2016
- Hits: 84
GLOBE VALVES A Globe valves is a linear motion valve and are primarily designed to stop, start and regulate flow. The disk of a Globe valve can be totally removed from the flowpath or it can completely...