LNG Cryogenic Extended Stem Ball Valve

Size Range

2"~48"

Temperature Range

-196℃~650℃

Pressure Rating

ASME CL, 150, 300, 600, 900, 1500, 2500

LNG Cryogenic Extended Stem Ball Valve

Features & Benefits

1. Low Operating Torque
2. Fireproof Structure Design
3. Anti-static Structure
4. Reliable seat sealing structure
5. Single Sealing (automatic Pressure Relief In Middle Cavity Of Valve)

Specit fications

Didtek Forged Steel Ball Valve are available in types of Two Piece Split Body & Three Piece Bolted Body. The forging material can ensure suficient rigidity and strength under maximum rated operation pressure. Without inherent flaw of cast. Enough wall thickness of separate body and adaptation of high strength tie bolts are convenient for valve maintenance and sufficient to bear the stress of pipe. The internal parts of valve are carefully designed and selected to ensure reliability under all kinds of work conditions.

Size Range

2'' to 48''

Body Materials

F316

Temperature Range

-196 to 650°C

Stem Materials

ASTM A479 Type 410
17-4PH
XM-19
ASTM A182 F316

Maximum Allowable Operating Pressure

ASME CL150, 300, 600, 900, 1500, 2500

Seat Materials

RPTFE, Nylon, Devlon, PEEK, Tek-Fil, TFM

Shutoff Rating

Zero Leakage

Ball Materials

ASTM A105 w/ENP
ASTM A350 Gr. LF2 w/ENP
ASTM A182 Gr. F316
ASTM A182 Gr. F316 w/ENP

Body Style

Three Piece

Design Standard

API 6D, BS5351, ASME B16.34

End Connections

Flanged

Testing Standard

API 598, API 6D

Certifications

Lioyd's CE, Lioyd's UKCA, EAC, ISO 9001, API 6D, API 6FA 

Ports

Full

Face to Face

ASME B16.10, API 6D

Applications

Oil and Gas Pipeline, Offshore Platforms, Onshore Terminals, Emergency Shutdown, Suction and Discharge Isolation, Block and Bypass, Pumping, Compression and Reinjection Units, Metering Stations, Pig Traps, Surge-Relief Skids, Decoking Isolation, Buried Services, Produced Water (Brine) Services

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