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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
- News
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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
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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
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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 pipelineChina (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...
which is consist of one piece forged body it provide many merits, featuring a choice of end connections and body style.
Design features:
Two piece body design - minimize leakage paths.
Designed to comply with requirements of ANSI/ASME B16.34.
Bi-directional.
Ball seats choice of seat materials : PTFE(virgin or filled)PVDF , NYLON or PEEK.
Bubble tight shutoff.
Floating ball principal with dynamic response seats featuring inherent self relief.
Anti blowout stem.
Integral compression ends available eliminating taper threads and thread sealants.
Low torque operation.
Connector thread environmentally sealed.
Anti static design as standard.
Fire safe designed to meet BS 6755 Part2 / API 607,(optional).
Products range
Size:1/2''~10''
Rating: ANSI 150LB ~ 2500LB
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: RF,RTJ,BW
Operation: Lever, Gear, Pneumatic, Electric operator.
Ball seats choice of seat materials : PTFE(virgin or filled)PVDF , NYLON or PEEK.
Bubble tight shutoff.
Floating ball principal with dynamic response seats featuring inherent self relief.
Anti blowout stem.
Integral compression ends available eliminating taper threads and thread sealants.
Low torque operation.
Connector thread environmentally sealed.
Anti static design as standard.
Fire safe designed to meet BS 6755 Part2 / API 607,(optional).
Products range
Size:1/2''~10''
Rating: ANSI 150LB ~ 2500LB
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: RF,RTJ,BW
Operation: Lever, Gear, Pneumatic, Electric operator.
Double Block and Bleed Valve
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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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Level operate 1500LB 3/4 inch F316 RF flange ends 2 floating balls double block and bleed valve
DBB ball valve specifications: Design & manufacturer standard: API6D Temperature and pressure :ASME B16.34 Face to face dimensions: manufacturer stand... More
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Handle 3000psi 1 1/4 inch ASTM A105 SAE ends 2 floating balls and 1 needle valve double block and bleed valve
DBB ball valvespecifications: Design & manufacturer standard: ASMEB16.34 Marking :MSS AP-25 Temperature:-29~150°C Medium: water, oil & gas Pressure t... More
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Handle 1 1/4 inch 3000psi ASTM A105 SAE end 2 floating balls and 1 needle valve DBB (double block and bleed) valve
DBB ball valve specifications: Design & manufacturer standard: ASMEB16.34 Marking :MSS AP-25 Temperature:-29~150°C Medium: water, oil & gas Pressure ... More
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Handle 1inch 6000psi ASTM A105 SAE end 2 floating balls and 1 needle valve DBB (double block and bleed) valve
DBB ball valvespecifications: Design & manufacturer standard: ASMEB16.34 Marking :MSS AP-25 Temperature:-29~150°C Medium: water, oil & gas Pressure t... More
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Handle 1'' 6000psi ASTM A105 SAE connection 2 floating balls and 1 needle valve DBB (double block and bleed) valve
DBB ball valve specifications: Design & manufacturer standard: ASMEB16.34 Marking :MSS AP-25 Temperature:-29~150°C Medium: water, oil & gas Pressure ... More
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manual operate 2'' 1500LB ASTM A 182 F55 RTJ connection 2 floating balls and 1 needle valve DBB (double block and bleed) valve
Product description: CowinnsDouble block and Bleed valve solutions: Cowinnsdouble block and bleed valve is consist of 1 piece forged body. And availab... More
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2'' 6000psi 45# steel SW ends level operated double block & bleed ball valve with needle drain valve
Materiallist: Body&bonnet:45#steel Ball:A276410 Seat:PPL Stem:A275410 O-Ring:Viton Needlevalve:SS304 Formore details please contact with us to apply f... More
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3* 1 1/2'' 300LB ASTM A 182 F316 RF flange ends level operated double block & bleed ball valve
Product description: SPECIFICATION Design codes ANSI / ASME B 16.34 - Designed to meet thepressure and temperature requirements ANSI / ASME B 16.5 - F... More
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1'' 2500LB ASTM A 182 F316 RTJ connection level operated ball valve
Productdescription: SPECIFICATION Design codes ANSI / ASME B 16.34 - Designed to meet thepressure and temperature requirements ANSI / ASME B 16.5 - Fl... More