Page 10 - Oil & Gas Final

CRYOGENIC VALVES

Applications

• LNG storage, distribution, loading and unloading.
• CO2 and nitrogen injection for enhanced oil recovery.
• Petroleum refining and gas treatment skids.
• Air separation plants.
• LNG,LPG, CO2 and food trailers and carriers.
• Fuel stations.
• High purity cryogenic/gas systems.
• Lyophilization systems.
• Liquid and gaseous oxygen for steel production.

Cryogenic valves Available trunnion mounted ball valves range
Valpres has developed a number of quality
Size/
solutions for tough applications involving all types Rating 150 300 600 900 1500 2500
of cryogenic fluids; LNG, oxygen, hydrogen, carbon 1” 1/2 • • • • • •
dioxide, nitrogen, etc. Our portfolio of cryogenic 2” • • • • • •
valves incorporates advanced technology and 3” • • • • • •
designs due to our innovative engineering team that 4” • • • • • •
has over 30 years experience working in this area.
6” • • • • • •
This line of product permits automatic or manual
8” • • • • • •
control of cryogenic fluids in the safest conditions,
10” • • • • • •
even for the operators and the environment. Valpres
12” • • • • • •
valves may be tested at cryogenic temperatures
14” • • • • •
down to -196°C, in compliance to the customers
16” • • • • •
specifications.
18” • • • • •
20” • • • • •
Configurations
24” • • • • •
Valpres cryogenic valves are available in five basic
30” • • • •
body configurations:
36” • • •
• Floating ball – side entry.
42” • • •
• Floating ball – top entry.
48” • • •
• Trunnion mounted – side entry.
• Trunnion mounted – top entry.
• Double block and bleed (twin ball).
Boiling Point Boiling Point
Type Liquid density Type Liquid density
0° C 0° F 0° C 0° F
Natural gas (LNG) -168 -270 26 Air -194.4 -318 57.87
Methane (CH4) -161.5 -258 26.20 Nitrogen (Nz) -195.8 -320 50.45
Oxygen (Oz) -182.9 -296 71.20 Hydrogen (Hz) -252.7 -423 4.43
Argon (A) -185.9 -303 87.40 Helium (He) -268.9 -452 7.82
Carbon Dioxide (CO2) -78.5 -109 50.60 Absolute zero -273.16 -460 -

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