CNG LNG LPG 3-piece cryogenic trunnion ball valve

PHOTOS SHOW SPECIFICATIONS AS BELOW:
SIZE: 6″
RATING: 300LB
END: FLANGE AS PER ASME B16.5
TEMPERATURE: -196 ℃
BODY AND BONNET : ASTM A182 F304
BALL: ASTM A182 F304+HF
SEAT: PCTFE OR HF METAL
ACTUATION: MANUAL AND GEAR

GENERAL

Size: 2″~36″.
Pressure Rating: 150LB~4500LB, PN6~PN750
Design Temperature: -196℃~120℃
Design Manufacture Code: ASME B16.34, BS6364, API 608, API 6D，SHELL SPE77/200
Face to Face: ASME B16.10, EN558
Connection: ASME B16.5, B16.47, EN1092, RF/RTJ. ASME B16.25 BW ASME B16.11 SW/NPT ETC.
General Applications: CNG,LNG,LPG, CO2,N2 ETC.
Safety Design: anti-blow out stem, fire proof, anti-static
Special Test if Required: Low Emission, DNV/BV/SGS TPI service is available.

MAIN TYPICAL MATERIALS LIST

BODY: ASTM A182 F304/F304L/F316/F316L/F51/F53/F55, MONEL K400/K500, H-276
BALL: ASTM A182 F304/F316/F51/F53/F55,MONEL K400/K500, H-276 hardened
EXTENDED BONNET: ASTM A351 CF8/CF8M, ASTM A182 F304/F316
STEM: F304,F316,XM-19, 17-4PH, INCONEL 718, MONEL K-500
SEAT: SPRING ENERGIZED PCTFE, PEEK OR HF METAL
OPERATOR: LEVER OR GEAR OR ACTUATOR
OTHER SPECIAL MATERIALS ARE AVAILABLE TO CUSTOMIZE.

TEST

Inspection and approval norm: API598, API6D.BS6364

QUALITY CONTROL:

100% Chemical analysis and mechanical test with raw materials of each heat numbers.
100% DPT test with the castings, partly MT or UT test, RT is always available if required.
100% hydraulic test with the shell and seal and low pressure air test.

GUATANTEE:

SAVVY VALVES provide 12 months service life at least, free spares and maintenance instruction will be provided when required.

HOT SALE PRODUCTS

For over 10 years, we have been a leading supplier of industrial valves for major global projects in water supply, oil & gas, and desalination.

Why Choose A CNG LNG LPG 3-Piece Cryogenic Trunnion Ball Valve For Low-Temperature Applications?

The CNG LNG LPG 3-piece cryogenic trunnion ball valve is specifically designed for ultra-low temperature services where gases like compressed natural gas (CNG), liquefied natural gas (LNG), and liquefied petroleum gas (LPG) are stored and transported. This valve uses extended bonnets to keep stem seals away from cryogenic temperatures, ensuring safe and leak-free operation. The trunnion-mounted ball provides consistent sealing and reduced torque even under extreme pressure-temperature conditions, while the 3-piece body design allows for convenient in-line maintenance without disrupting the entire pipeline. Materials are carefully selected to maintain toughness and sealing integrity at cryogenic temperatures, preventing embrittlement and leakage. Its tight shut-off capability and automation compatibility make it ideal for gas processing, LNG terminals, and cryogenic tank farms. Engineered to meet industry standards for cryogenic safety and reliability, this valve plays a key role in ensuring secure, efficient flow control in low-temperature gas handling systems.

News