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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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News

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

Two types of seat sealing structures commonto trunnion mounted ball valves. 1. Double block and bleed valve A valve with two valve seat sealing pairsc...

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...

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

A high performance ball valve with an affordable price Velan Inc., a leading manufacturer of high quality industrial valves for a broad range of indus...

Valve maintenance on its way to the cloud

Edited by Constanze Schmitz, Analyst ARC Advisory Group Europe ___ In the process industries, one of the most important, yet often over-looked assets,...

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...

18''RF WCB Butterfly valve

Customized top connection dimensions 18'' RF WCB butterfly valve  supplied to power plant service for high temperature steam pipeline 
Cowinns forged steel valve contains Gate, Globe & Check valves designed fully comply with API 602. Cowinns offer standard bolted bonnet joint with optional welded bonnet. Cowinns now can also offer forged steel gate, globe valve with bellow seal. Stellited seating face is Cowinns forged steel valve standard design.

Design features:
Solid wedge (gate)
Bolted or welded bonnet
Optional bellow seal(gate,globe)
Plug disc with optional needle disc (globe)
Lift check with optional swing check (check)

Products range:
Type: Gate, Globe, Check
Size:1/2''~3''
Rating: ANSI 800LB,1500LB
Main Body materials: Carbon Steel, Stainless Steel, Alloy Steel (titanium alloy ,nickel alloy , zirconium alloy, bronze/brass),Duplex Steel,20#,310S,321,904L.
End connection :NPT,SW,RF


High pressure Y-Type Globe Valve
Design features
Quick maintenance
Anti-erosion Anti-cavitation
Anti-seize
Excellent packing system
Stellite cobalt-based hard alloy disc
Up and down guiding ring on the disc
The best CV value
Sealing surface with special overlaying welding
Replaceable trim structure

Design standards:
Design and manufacture standard: ASME 16.34 JB/T3595
Test and inspection: JB/T3595 MSS SP61
Leakage : zero

Products range:
Size:3/4''~4''
Rating: ANSI 150LB~4500LB
Temperature:-23°C ~ +600°C
End connection: SW,BW,RF
Operation: Manual electrical
Main body materials:A105,12Cr1MoV,F22,F316,F91,F92

Applications
Water drainage, discharge of various steam-water pipelines.
Water drainage, discharge of superheater
Periodical blowdown cutoff
Steaming out cutoff of shoot blower   

Forged Steel Valves

China 1 1/2 C63200 150LB FF Flange piston check valve - COPY - m6ali2 manufacturer

1 1/2 C63200 150LB FF Flange piston check valve - COPY - m6ali2

Product description:

Piston check valve

Body: C63200

Bonnet: C63200

Disc: C63200

Gasket: SS+Graphite

Bolt: B7+20μm Xylar

Nut: 2H+20μm Xylar

Spring: X-750

Design standard: API 602

Inspection and Test:API 598

Face to face: ASME B16.10

Connection end dimension: ASME B16.5

More
China 1 1/2 C63200 150LB FF Flange piston check valve manufacturer

1 1/2 C63200 150LB FF Flange piston check valve

Product description:

Piston check valve

Body: C63200

Bonnet: C63200

Disc: C63200

Gasket: SS+Graphite

Bolt: B7+20μm Xylar

Nut: 2H+20μm Xylar

Spring: X-750

Design standard: API 602

Inspection and Test:API 598

Face to face: ASME B16.10

Connection end dimension: ASME B16.5

More
China DN10 F316L PN320 RF Flange x BW angle globe valve manufacturer

DN10 F316L PN320 RF Flange x BW angle globe valve

Product description:

Piston check valve

Body: F316L

Bonnet: F316L

Disc: F316L+STL

Gasket: SS+Graphite

Bolt: NA

Nut: NA

Spring: NA

 

Design standard: ASME B 16.34

Inspection and Test:API 598

Face to face: MFR STD

Connection end dimension: MFR STD

More
China 1 '' A105+Alloy 20 150 LB RF Flag Piston Valve manufacturer

1 '' A105+Alloy 20 150 LB RF Flag Piston Valve

Design standard: API602Inspection and Test: API 598Face to face: ASME B16.10Final connection size: HG/T 20615 The Piston control valves have a wide ra...

More
China 1/2'' ASTM A381 F2 150LB FF Flange piston check valve manufacturer

1/2'' ASTM A381 F2 150LB FF Flange piston check valve

Product description: Pistoncheck valve Body:ASTM A381 F2 Bonnet:ASTM A381 F2 Disc:ASTM A381 F2 Gasket:Graphite Bolt:ASTM A193 B8 Nut:ASTM A194 8 Sprin... More
China Y type 1/2'' F316H 4500LB BW globe valve hand wheel operate manufacturer

Y type 1/2'' F316H 4500LB BW globe valve hand wheel operate

Productdescription: Ytype globe valve Overall one-piece overall forged ,Butt weld ,Rising Stem Stelliteoverlay seat surface Stelliteoverlay plug Bodym... More
China DN80 PN25 B348 Gr2 RF handle wheel Y type globe valve manufacturer

DN80 PN25 B348 Gr2 RF handle wheel Y type globe valve

Product description: ForgedTitanium Gr.2 Y type globe valve CowinnsY-Type Globe valves size range contains:1/2''~3'' Pressureranges:150LN~1500LB Endco... More
China 1'' Y type 800LB A105 SW globe valve manufacturer

1'' Y type 800LB A105 SW globe valve

Productdescription: Ytype globe valve SWend ,OS&Y, Rising Stem Forgedglobe valve body Mainmaterial :ASTM A105 Pressure:800LB Portsize:1'' Cowinnsforge... More
China 1/4’’ INCONEL 600 SW ends 110bar needle valve manufacturer

1/4’’ INCONEL 600 SW ends 110bar needle valve

valve drawing         1.Valve design in accordance with ASTM B1.6.34 2.End to end dimensions to manufacturer s... More
China 2 '' 150LB UNS c95800 SW gate valve for sea water in nickel-aluminum bronze manufacturer

2 '' 150LB UNS c95800 SW gate valve for sea water in nickel-aluminum bronze

It is good for application with sea water, especially forpitting corrosion, stress corrosion and corrosion fatigue. The C95800 material is Nickel Alum... More
China 1'' 150LB Nickel-Aluminum Bronze C95800 SW gate valve manufacturer

1'' 150LB Nickel-Aluminum Bronze C95800 SW gate valve

Itis good for seawater application, especially for pitting corrosion ,stresscorrosion and corrosion fatigue. C95800material is Nickel Aluminum Bronze ... More
China 2'' 150LB UNS C95800 SW gate valve manufacturer

2'' 150LB UNS C95800 SW gate valve

C95800material is Nickel Aluminum Bronze ,It is copper alloy based material with theaddition of Aluminum/Iron/Nickel/Manganese. Typicalproperties of N... More
China 1'' 800LB  ASTM B148 UNS C95800 PTFE seat  SW full port floating level operated fire safety ball valve manufacturer

1'' 800LB ASTM B148 UNS C95800 PTFE seat SW full port floating level operated fire safety ball valve

Design features: floatingball ,easy maintenance , anti-staic, fire safety, blow-out proof stem, stemextension and locking device are on option. Bodyma... More
China 1 1/2'' A182 F22 800LB NPT gate valve manufacturer

1 1/2'' A182 F22 800LB NPT gate valve

Product description: Designand manufacture standard :API 602 NPTend, OS&Y, Rising Stem Forgedgate valve body Trim:5# Stem:13Cr APIand ANSI standards a... More
China Y type 1'' A105 4500LB BW globe valve manufacturer

Y type 1'' A105 4500LB BW globe valve

Productdescription: Ytype globe valve Overall one-piece overall forged ,Butt weld ,Rising Stem Stelliteoverlay seat surface Stelliteoverlay plug Body... More
China 2'' 4500LB A105 pneumatic actuator SW Y-pattern drain globe valve manufacturer

2'' 4500LB A105 pneumatic actuator SW Y-pattern drain globe valve

Port size range:3/8''~4'' Pressurerating: 4500LB 2680LB 1680LB Flowcharacteristics: Quickopen Structure:our product could replace some famous brands ... More
China 3/4'' A182 F55 300LB RF hand wheel gate valve manufacturer

3/4'' A182 F55 300LB RF hand wheel gate valve

Product description: API602 design standard API598test and inspection standard RFend , Rising Stem, OS&Y Forgedgate valve body: A182 F55 gate valve Di... More
China 1'' inconel 625 900LB RTJ hand wheel globe valve manufacturer

1'' inconel 625 900LB RTJ hand wheel globe valve

Productdescription: Designstandard :API 602 Testand inspection: API598 RTJend ,OS&Y, Rising Stem Forgedglobe valve body: Inconel 625 globe valve Disc:... More
China 3/8'' 4500LB A105 Rotork electrical actuator with hand wheel SW Y type globe valve manufacturer

3/8'' 4500LB A105 Rotork electrical actuator with hand wheel SW Y type globe valve

Portsize range:3/8''~4'' Pressurerating: 1680LB 2680LB 4500LB Flowcharacteristics: Quickopen Structure:Overall forging Y type ,our product could repla... More
China 1/2'' 600LB inconel 825 hand wheel RF gate valve manufacturer

1/2'' 600LB inconel 825 hand wheel RF gate valve

Product description: Designstandard: API 602 Flangedends: ASME B16.5 Faceto face: ASME B16.5 Testand inspection: API598 Mainparts material list: Body:... More
China 4'' 300LB B381 F2 piston check valve manufacturer

4'' 300LB B381 F2 piston check valve

Productdescription: Boltedcover and integral flanged connection B381 F2 piston check valve ASMEB 16.5 flange end design standard on available Designfe... More
China DN150 PN16 B381 F2  hand wheel RF gate valve manufacturer

DN150 PN16 B381 F2 hand wheel RF gate valve

Product description: Flangestandard: JIS B 2220-2004 Rating:GB12234 Portsize: DN150 Testand inspection: GB/T 26480 RFend ,BB,OS&Y, Rising Stem Forgedg... More
China 25A  JIS20K  A182 F316+HF hand wheel RF gate valve manufacturer

25A JIS20K A182 F316+HF hand wheel RF gate valve

Product description: Flangestandard: JIS B 2220-2004 Rating:JIS20K Portsize: 25A Testand inspection: AP I598 RFend ,BB,OS&Y, Rising Stem Forgedglobe v... More
China 1'' 300LB A182 F316H  handle wheel gate valve manufacturer

1'' 300LB A182 F316H handle wheel gate valve

Valve type: Gate valve
Port size:1''
Pressure:300LB
Material: A182 F316H
End: RF
Operation: Hand wheel
Application: /
Medium temperature: 540 °C More
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