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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
Contact Now
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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.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...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...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
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Handle wheel operated DN20 PN16 ASTM B182 F304 forged hard seat RF connection cryogenic globe valve
Product description: Products range Valve Type : Gate valve, Globe valve ,Check valve , Butterfly valve, Ball valve Pressure rating:150-2500LB (45MPa)... More
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Level operated 3/4''*1/2'' 600LB ASTM A 182 F55 RF connection 3 balls DBB (double block and bleed) valve
Productdescription: Features: A one-piece integralforging incorporating up 3 ball valve or mixture of ball and needle design Improved safety : leakpat... More
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Handle operated 2'' 2500LB ASTM A 182 F316 RTJ connection 3 pc double block and bleed ball valve
Product description: Features: A one-piece integral forging incorporating up 3 ball valve or mixture of ball and needle design Improved safety : leak ... More
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Handle operated 1/2'' 150LB ASTM B348 Gr. F-2 PTFE seat floating NPT connection 3 pc ball valve
Product description: ASME B16.34,ISO 17292 design standard Features: Blow-out Proof Stem The lower end of the stem is T-shaped structured, protected ... More
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Handle operated 2'' 150LB ASTM B148 UNS C95800 casting PTFE seat floating FF connection 2 pc ball valve
Product description: ASME B16.34,ISO 17292 design standard Features: Blow-out Proof Stem The lower end of the stem is T-shaped structured, protected ... More
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Worm gear operated with handle wheel DN150 PN63 A182 F316 hard face trunnion mounted full port RF connection 3 pc ball valve
Product description: GB/T 12237 design standard Features: Split body, forged steel , side entry design Anti Blow-out Stem: The stem is made separatel... More
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Level operated 3/4'' 1500LB A182 F91 hard face floating reduce port RF connection ball valve
Product description: API 6D design standard Face to face according to ASME B16.10 Ends according to ASME B16.5 Features: Sealing structure of the sea... More
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Pneumatic 8'' 150LB CF8M metal to metal seat triple off set RF connection butterfly valve
Product description: API 609 design standard Principle of operation: The Cowinns triple off set butterfly valve provides a bi-directional bubble tigh... More
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20'' 150LB C95800 RF connection axial flow/ Venturi check valve
Product description: Cowinns Venturi check valve, the disc is the only moving part to minimize internal wear, and the configuration of disc, seating a... More
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6'' 150LB Zirconium dual plate wafer check valve
Product description: Cowinns dual plate wafer check valve has a shorter face-to-face dimension and dual plate design, the end connection options inclu... More
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8'' 2500LB A350 LF2 wafer dual plate check valve stellite seat wafer type full port
material list:Body and bonnet: A350 LF2Seat: INT+STLDisc:A351 CF8MO-ring: NAGasket: NABolt&Nut: NAStem: A182 F316More
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2'' 150LB A182 F51 ball valve RPTFE seat RF flange full port floating lever operate ball valve
material list:
Body and hood: A182 F51
Seat: RPTFE
Ball: A182 F51
O-ring: NA
Gasket: Graphite SS316
Bolt and nut: B8M/8M
Power: A182 F51
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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...
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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
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8'' 900LB WC6 pressure seal BW bypass gate valve
Vlave description: Body material:A217 WC6 Wedge:A217WC6+TL6 Stem:A182 F6a SeatRing:F11+STL 6 Pin:A108 1035 Bonnet:F11+316 Packing:Flexible graphite S... More
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4'' 900LB WC6 pressure seal BW bypass gate valve
Material list: Bodymaterial:A217 WC6 SeatRing:F11+STL 6 Wedge:A217WC6+TL6 Stem:A182 F6a Bonnet:F11+316 Sealring:304+Graphite Pin:A108 1035 Packing: Fl... More
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4'' 900LB WCB stem pipe pressure seal BW check valve
Productdescription: BS1868 design standard Flangeends dimensions : ASME B16.25 Pressuretest: API 598 Temperature:-29 ~ 250°C Bodymateria:A216 WCB Dis... More
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8'' 900LB WC6 High temperature high pressure seal BW check valve
Productdescription: BS1868 design standard Flangeends dimensions : ASME B16.25 Pressuretest: API 598 Temperature:-29 ~ 538°C Bodymateria:A217 WC6 Dis... More
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3inch 600LB WCB RF flange manual gate valve
Structure andmaterial list: Body and bonnet: ASTM A216 GR.WCB Wedge: ASTM A216 GR.WCB+STL#6 Stem: ASTM A182 GR F6a Gasket: SPW SS304+Graphite Packing ... More
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4'' 2500LB A182 F36 BW end ABB positioner flow rate control valve
Design standard: IEC60534 Shelltest pressure:64 Mpa Packingtest pressure:47 Mpa Seattest pressure:37 Mpa Positioner:ABB Regulator:YTC solenoidvalve: ...
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stainess steel butterfly valve
DN1600 PN16 CF8 + EPDM seat double flange worm gear handle wheel butterfly valve Product description: Design standard: EN 593 End: double RF flange Op... More
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DN1600 PN16 CF8 + EPDM seat double flange worm gear handle wheel butterfly valve
DN1600 PN16 CF8 + EPDM seat double flange worm gear handle wheel butterfly valve Productdescription: Design standard: EN 593 End: double RF flange Ope... More
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150LB 10'' ASTM B381 F2 ball valve RPTFE seat RF flange full port floating worm gear hand wheel ball
Material list: Bodyand bonnet: ASTM B381 F2 Seat:ASTM RPTFE Ball:ASTM B381 F2 O-ring:CITON Gasket:Graphite+SS316 Bolt:ASTM A193 Gr B7 Nut:ASTM A194 2H... More
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10'' 150LB ASTM B381 F2 ball valve RPTFE seat RF flange full port floating worm gear hand wheel ball
Material list: Bodyand bonnet: ASTM B381 F2 Seat:ASTM RPTFE Ball:ASTM B381 F2 O-ring:CITON Gasket:Graphite+SS316 Bolt:ASTM A193 Gr B7 Nut:ASTM A194 2H... More