cryogenic floating ball valve

6” 300LB 2 Piece Cryogenic Floating Ball Valve Ready For Pneumatic Actuated

6” 300LB 2 Piece Cryogenic Floating Ball Valve Ready For Pneumatic Actuated

Size Range ⅛” (DN6) – 6″ (DN150)
Temp. Range Operational: -196°C (-320°F) to -46°C (-50°F)
Seal Limit: PCTFE @ -196°C
Body Type Two-Piece Bolted Construction
End Connections Flanged: ASME B16.5 / EN 1092-1
Welded: BW (ASME B16.25)
Special: RTJ

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Description

CLASS 300 CRYOGENIC BALL VALVE

MODEL DQ41PCTFE (Conforming to BS 6364)

Description: Two-piece PCTFE-seated ball valve engineered for cryogenic services down to -196°C (-320°F), compliant with BS 6364 for LNG, liquid CO₂, N₂, and other cryogenic media.

PARAMETER

SPECIFICATION

Pressure Rating

ASME Class: 150, 300, 600, 900, 1500, 2500, 4500
PN: PN6 (50 psi) to PN760

Size Range

⅛” (DN6) – 6″ (DN150)

Temp. Range

Operational: -196°C (-320°F) to -46°C (-50°F)
Seal Limit: PCTFE @ -196°C

Body Type

Two-Piece Bolted Construction

End Connections

Flanged: ASME B16.5 / EN 1092-1
Welded: BW (ASME B16.25)
Special: RTJ

Face-to-Face

ASME B16.10

EN 558 Series 1

Design Std

ASME B16.34

BS 6364 (Cryogenic)

Seat/Seal

Primary: PCTFE
Features: Low-temperature resilience, near-zero leakage per API 598

 

Safety

Fire-Safe: API 607 / ISO 10497
Anti-Static: ISO 15848-1
Stem: Anti-blowout design

 

Testing

Production: API 598
Cryogenic: BS 6364 Type-Testing (-196°C)

 

KEY FEATURES:
• Model-Specific: PCTFE seals integral to DQ41PCTFE design for deep cryogenic service
• Extended Bonnet (Standard) prevents seat freezing
• Double-sealed stem with live loading
• Full-port design minimizes pressure drop

TYPICAL APPLICATIONS:
 LNG loading arms & storage tanks
 Liquid CO₂ injection systems
 Cryogenic vaporizers (N₂/O₂/Ar)
 Vacuum-insulated piping

ORDERING EXAMPLE:
DQ41PCTFE-6"-CL300-RF
= 6″ Class 300 Raised Face Flanged Valve

NOTES:
• Body materials: Standard CF8M (316SS), other alloys available
• Actuator mounting pad per ISO 5211
• Third-party cryogenic testing reports (BS 6364 Annex B) provided

 

GUATANTEE:

SAVVY VALVES is committed to delivering exceptional product quality and worry-free after-sales service. Our valves are guaranteed to provide a minimum service life of 12 months, during which we will supply all necessary spare parts and detailed maintenance instructions free of charge. Within the warranty period, if any non-human-induced damage occurs, we will replace components at no cost and provide professional technical support. After the warranty expires, customers only need to pay for the cost of spare parts, while still benefiting from discounted maintenance services. Our goal is to help clients reduce operational costs and enhance production efficiency through reliable quality and comprehensive after-sales support. Whether for technical inquiries or maintenance needs, our expert team will respond promptly to ensure your valve system maintains optimal performance at all times.

 

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