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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
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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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Product description:
Products range
Valve Type : Gate valve, Globe valve ,Check valve , Butterfly valve, Ball valve
Pressure rating:150-2500LB (45MPa)
Valve size:DN15-600(12/''-24'')
End connection: RF,BW/ SW, Thread......
Valve Materials: ASTM A351 CF8,CF3,CF3M or equipment
Operation temperature:-46℃ ， -101℃ ，-196℃ ，-253℃
Design features
1.Extended packing
2.DBB device
3.Reliable sealing construction
4.Fire proof and anti-static
5.Material fit for cryogenic application
6.Different construction fit for diversified process
Manufacturing features
1.High precision process and standardized process control
2.Strict cleaning and assembly control
3.Strict process test measurement
Inspection and Test Features
1.Nitrogen gas test in ambient temperature
2.Nitrogen gas test in low temperature
3.Low emission test
Design and manufacturing standards
BS6364 Low temperature valve
ASME B 16.4 RF ,thread and BW/SW
SHELL SPE 77/200 Low temperature and Cryogenic Valve
GB/T 24925 Low temperature valve specification
Inspection and testing standards
API598 Valve inspection and test
BS6364 Low temperature valve
SHELL SPE 77/312 Low emission test
ISO 24925 Low emission test
Valve body material selection
-46~0℃:LCB/LCC(LF2)
-100~46℃:Austenitic stainless or LC3(LF3)
-196~100℃:Austenitic stainless
CF3M/CF3/CF8M/CF8(F316L/F304L/F316/F304)
or "double material' such as:A351 CF3/CF8
Remark: Extended bonnets dimensions are customizable
Products range
Valve Type : Gate valve, Globe valve ,Check valve , Butterfly valve, Ball valve
Pressure rating:150-2500LB (45MPa)
Valve size:DN15-600(12/''-24'')
End connection: RF,BW/ SW, Thread......
Valve Materials: ASTM A351 CF8,CF3,CF3M or equipment
Operation temperature:-46℃ ， -101℃ ，-196℃ ，-253℃
Design features
1.Extended packing
2.DBB device
3.Reliable sealing construction
4.Fire proof and anti-static
5.Material fit for cryogenic application
6.Different construction fit for diversified process
Manufacturing features
1.High precision process and standardized process control
2.Strict cleaning and assembly control
3.Strict process test measurement
Inspection and Test Features
1.Nitrogen gas test in ambient temperature
2.Nitrogen gas test in low temperature
3.Low emission test
Design and manufacturing standards
BS6364 Low temperature valve
ASME B 16.4 RF ,thread and BW/SW
SHELL SPE 77/200 Low temperature and Cryogenic Valve
GB/T 24925 Low temperature valve specification
Inspection and testing standards
API598 Valve inspection and test
BS6364 Low temperature valve
SHELL SPE 77/312 Low emission test
ISO 24925 Low emission test
Valve body material selection
-46~0℃:LCB/LCC(LF2)
-100~46℃:Austenitic stainless or LC3(LF3)
-196~100℃:Austenitic stainless
CF3M/CF3/CF8M/CF8(F316L/F304L/F316/F304)
or "double material' such as:A351 CF3/CF8
Remark: Extended bonnets dimensions are customizable
Cryogenic Valve
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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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Handle wheel operated DN50 PN100 CF8 hard seat RF connection cryogenic globe valve
Cryogenic gate valve, cryogenicglobe valve: Design Standard: API602, BS 6364 Testing Standard: API598, BS 6364 Size range: 1/2”～6” Class range: 150... More
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Handle wheel operated DN150 PN100 ASTM B182 F304 forged RF connection cryogenic ball valve hand wheel operated
Product description: Products range Valve Type : Gate valve, Globe valve ,Check valve , Butterfly valve,Ball valve Pressure rating:150-2500LB (45MPa) ... More