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Cowinns Industry Equipment Co.,Ltd
No.127 Room No.748 Changjiang Road,High-Tech District,
Suzhou City, Jiangsu Province, zip:215128 China
Tel:+86 512 6878 1993 
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Introduction to PID Diagram Knowledge of Valve Industry

Introductionto PID Diagram Knowledgeof Valve Industry PID diagram is thetechnical core of factory production. Whether it is an engineer from a designi...

The difference between DBB, DIB-1, DIB-2

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Gaskets Are Not Created Equal

Gaskets are near the bottom of the food chain of valve components; trim, body materials and packing seem to get a lot more press. But gaskets serve an...

True Meaning of Double Block and Bleed

It’s time to do maintenance ona section of process. You don't want to shut down the entire facility, so youdecide to block off and depressurize just ...

Why PTFE-Lined valves should be cossetted

“Every day is a learning opportunity”, is a saying which is often heard here in the Valve World editorial department. After all, the valve industry is so diverse, and the number of applications so huge, that no-one (and certainly not a humble editor!) can possibly hope to know everything.

LNG: Significant opportunities for cryogenic valves

Quenching the world’s thirst for energy while mitigating climate change and air pollution is one of the greatest challenges of the 21st century. Natu...

VELAN VTP-2000 Ball Valve

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Valve maintenance on its way to the cloud

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18''RF WCB Butterfly valve

Customized top connection dimensions 18'' RF WCB butterfly valve  supplied to power plant service for high temperature steam pipeline 

China (Shanghai) International Fluid Machinery Exhibition (2)

China (Shanghai)International Fluid Machinery Exhibition (2) The China(Shanghai) International Fluid Machinery Exhibition is one of the mostsignifican...

On the basis of a experience technical team , Cowinns developed high performance control valves which mainly apply to supercritical and ultra-supercritical power plants, petroleum and petrochemical .With its quality, performance, life, maintenance, appearance and cost being included into the core of design, the product is featured by precise control ,fast response, tight shut-off, compact structure, simple maintenance, long service life, low cost, etc.

Design features:
Quick opening
Linear
Equal percentage
Single seat and Sleeve both on available
Application: Electric power, petroleum , petrochemical, water & steam flow rate adjustment . extraction system ,HP&LP heater , deaerator, condenser , chemical water

Products range 
Size:1/2''~20''
Rating: ANSI 150LB~ ANSI 600LB
Main Body materials: WCB,WC6,WC9,CF8,CF8M etc.
End type: BW,RF
Operation: Pneumatic, Motor control actuator
Besides conventional control valve bellow control valves are also on available.

Pneumatic Y-pattern Drain Valve
This kind valve is installed in steam pipes of thermal power unit.

Minimum Flow Circulation Valve
Minimum flow circulation valve is the key supporting equipment of power plant’s boiler feedwater pump.

Spray Water Control Valve
There are different load requirement in many power plants, and thus different steam temperature. Spray water control valve is used to maintain the desuperheating water flow for the main steam and reheat steam temperature control.

Control valve