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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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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

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...

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,...

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...

Category

China 1 1/2'' HASTELLOY C276 1500LB RF globe valve manufacturer

1 1/2'' HASTELLOY C276 1500LB RF globe valve

Product description: API 602 / ISO15761/ASME B16.34 design standard Test and inspection: API598 RF end ,OS&Y, Rising Stem Forged globe valve body: HAS... More
China 1'' 150LB A182-F55 RF handle wheel gate valve manufacturer

1'' 150LB A182-F55 RF handle wheel gate valve

Product description: API 602 / ISO15761/ASME B16.34 design standard Test and inspection: API598 Flange standard: ASME B16.5 RF end ,OS&Y, Rising Stem ... More
China DN80 PN63 A182 F316 metal seated floating RF connection 2 pc Worm gear handle operated ball valve manufacturer

DN80 PN63 A182 F316 metal seated floating RF connection 2 pc Worm gear handle operated ball valve

Product description: 2-PC Forged Steel Floating Metal Seated Ball Valve Size:1/2''~4'' Pressure Class: ANSI 150LB~ 2500LB Design Standards: BS5351, AP... More
China Handle wheel operated 6'' 150LB ASTM A351 CF8 BW connection bellow sealed globe valve manufacturer

Handle wheel operated 6'' 150LB ASTM A351 CF8 BW connection bellow sealed globe valve

Product description: Cowinns Bellow sealed valves Design standard :ASME B 16.34 Face to face: ANSI B 16.10 Test and inspection standard :API 598 Size... More
China 6'' 900LB A494 CW12MW high pressure seal RF hand wheel operate gate valve manufacturer

6'' 900LB A494 CW12MW high pressure seal RF hand wheel operate gate valve

Product description: ASME B16.34 design standard Pressure Seal, OS&Y, Rising Stem Flexible Wedge RT (Radiographic Testing)  Prolonged function and mor... More
China 1'' B381 F2 150LB FF gate valve manufacturer

1'' B381 F2 150LB FF gate valve

Product description: API 602 / ISO15761/ASME B16.34 design standard FF end, OS&Y, Rising Stem B381 F2 forged gate valve body, design according to API6... More
China 8'' A351 CF10M 300LB RF hand wheel gate valve manufacturer

8'' A351 CF10M 300LB RF hand wheel gate valve

Product description: API 600 design standard Test standard:API598 RF OS&Y, Rising Stem A351 CF10M Casting gate valve body Instruction for API600 gate ... More
China 12'' 150LB C95800 PTFE seat wafer type handle wheel butterfly valve manufacturer

12'' 150LB C95800 PTFE seat wafer type handle wheel butterfly valve

Product description: API 609 design standard Features: Resilient seated Tightly shut off Bi-directional service Self cleaning Blow-out proof shaft Do... More
China 4'' 150LB C95800 PTFE seat wafer type handle wheel butterfly valve manufacturer

4'' 150LB C95800 PTFE seat wafer type handle wheel butterfly valve

Product description: API 609 design standard Features: Resilient seated Tightly shut off Bi-directional service Self cleaning Blow-out proof shaft Do... More
China 6'' 150LB C95800 lug wafer type handle wheel with worm gear operated butterfly valve manufacturer

6'' 150LB C95800 lug wafer type handle wheel with worm gear operated butterfly valve

Product description: API 609 design standard  Features: Resilient seated Tightly shut off Bi-directional service Self cleaning Blow-out proof shaft Do... More
China 10'' 900LB WC6 High temperature high pressure seal BW hand wheel operate gate valve manufacturer

10'' 900LB WC6 High temperature high pressure seal BW hand wheel operate gate valve

Product description: ASME B16.34 design standard Pressure Seal, OS&Y, Rising Stem Flexible Wedge Seat ring with stellite overlay and installed with se... More
China 10'' 900LB WC6 High temperature high pressure seal BW check valve manufacturer

10'' 900LB WC6 High temperature high pressure seal BW check valve

Product description: BS 1868 design standard Flange ends dimensions : ASME B16.25 Pressure test: API 598 Temperature: -29 ~ 538°C Body materia:A217 W... More
China 4'' 900LB WC6 High temperature high pressure seal BW hand wheel operate gate valve manufacturer

4'' 900LB WC6 High temperature high pressure seal BW hand wheel operate gate valve

Product description: ASME B16.34 design standard Pressure Seal, OS&Y, Rising Stem Flexible Wedge Seat ring with stellite overlay and installed with se... More
China 2'' 4500LB F91 butt weld forged pneumatic Y type drain valve manufacturer

2'' 4500LB F91 butt weld forged pneumatic Y type drain valve

Product description: Design features Valve design in accordance with ASME B16.34 API598 Connection end: Socket weld:ASME B16.11 Butt weld: ASME B16... More
China 6'' 300LB B381 F2 RF flange 2pc reduce port hand wheel operated ball valve manufacturer

6'' 300LB B381 F2 RF flange 2pc reduce port hand wheel operated ball valve

Product description: Design features Valve design in accordance with ISO17292 Face to face dimension: ASME B16.10 Connection end dimension: ASME B16.5... More
China 1/4’’ inconel 600 SW 110bar needle valve manufacturer

1/4’’ inconel 600 SW 110bar needle valve

Product description: Design featurers Valve design in accordance with ASTM B1.6.34 End to end dimensions to manufacturer standard. Design pressure: 15... More
China 12'' C95800 150LB RF handle wheel globe valve manufacturer

12'' C95800 150LB RF handle wheel globe valve

BS 1873 Design, Bolted Bonnet, OS&Y, Screwed-in Back Seat, Rising Stem and Handwheel, Swivel Disc Design features 1.Impact handwheel supplied at manuf... More
China Y type 3/8'' A182 F316 4500LB BW globe valve manufacturer

Y type 3/8'' A182 F316 4500LB BW globe valve

Product description: Y type globe valve Butt weld ,OS&Y, Rising Stem Forged globe valve body Seat surface with Stellited (#6) Wedge with Stellited (#6... More
China 12'' C95800 150LB RF swing check valve manufacturer

12'' C95800 150LB RF swing check valve

Valve type: Check valve
Port size:12''
Pressure:150LB
Material:C95800
End: RF (raised face flange)
Operation: /
Application: sea water
Medium temperature: normal More
China WC6 High temperature high pressure seal BW check valve manufacturer

WC6 High temperature high pressure seal BW check valve

Product description: BS 1868 design standard Flange ends dimensions : ASME B16.25 Pressure test: API 598 Temperature: -29 ~ 538°C Body materia:A217 W... More
China 1/2'' 800LB ASTM A182-F316 socket weld connection Y type strainer manufacturer

1/2'' 800LB ASTM A182-F316 socket weld connection Y type strainer

Valve type: Y type strainer
Port size:1/2''
Pressure:800LB
Material: ASTM A182-F316
End: Socket Weld
Operation: /
Application: Power plant
Medium : Steam
Working temperature: High temperature More
China Handle wheel operated DN15 PN16 ASTM B182 F904L forged hard face seat  RF connection bellow sealed globe valve manufacturer

Handle wheel operated DN15 PN16 ASTM B182 F904L forged hard face seat RF connection bellow sealed globe valve

Product description: Cowinns Bellow sealed valves ASME B 16.34 Size:1/2''-12''(15-300mm) Classes:150-2500LB Materials: Carbon, stainless, alloy, nick... More
China 4'' 150LB ductile iron viton lined soft sealed wafer type butterfly valve manufacturer

4'' 150LB ductile iron viton lined soft sealed wafer type butterfly valve

Valve type:Butterfly valve
Port size:4''
Pressure:150LB
Material: Ductile iron lined viton
End: wafer
Operation: Level operated
Application: Shell oil pipeline
Medium temperature: diesel
Working temperature:-20°C~200°C More
China 6'' 300LB CF8 RF end pneumatic control valve manufacturer

6'' 300LB CF8 RF end pneumatic control valve

Valve type: Control valve
Port size:6''
Pressure:300LB
Material: ASTM A351 CF8
End: RF (raised face flange)
Operation: Pneumatic actuator
Application: Power plant pipe line
Medium temperature: normal More