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Pressure Seal GGC Valves(6)
Forged Steel Valves(18)
Conventional GGC Valve(13)
Control valve(6)
Soft seal butterfly valve(4)
Metal Seal Butterfly Valve(3)
Metal Sealed Ball Valve(3)
Trunnion Mounted Ball Valve(2)
Casting Steel Floating Ball Valve(1)
Forged Steel Floating Ball Valve(5)
Double Block and Bleed Valve(2)
Y type Strainer(1)
Cryogenic valve(1)
Bellow sealed Valves(3)
Axial Flow Check Valve(1)
Wafer Check Valve(3)
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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 
Fax:+86 512 6818 4193
Mob&what's app:+86 153 0620 9257 
Email:info@cowinns.com
www.cowinns.com
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Cowinns quality goal is to provide products and service which not only meet,but exceed the expectat

Cowinns quality goal is to provide products and service which not only meet, but exceed the expectations of our customers.

Design:
The technical R&D center of Cowinns makes use of the most advanced computer technology to enhance the quality of existing products and develop new valves. During the new product design period ,we introduce Auto CAD and Solidworks and adopt the advanced FEA technology to verify it the design of new products are feasible before they are put into batch production, so that their design and development time is greatly short and the safety of final products and their optimal cost structure are ensured.



Production:
The latest machining equipments were widely applied to manufacturing Cowinns valves, includes a batch of CNC machining tool (such as machining centers ,CNC horizontal lathes ,vertical lathes and drilling lathes) and ERP manufacturing resources integration management systems. We maintain an ISO9001 quality management system and continue to improve quality during each productions. Each suggestion from our customers will be appreciated.



Testing:
Cowinns audit raw material suppliers strictly and conducts PMI and characteristics review for all in coming materials. In additional ,below testing items are performed on 100% of valves:



Visual and dimensional inspection of valve components.
Visual and dimensional inspection of assembled valves



High pressure hydraulic body and seat test
Low pressure air seat test