1/2” 150LB 2 Piece Cryogenic Floating Ball Valve Manual Operated

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Description

DQ41PCTFE CRYOGENIC BALL VALVE – TECHNICAL DATASHEET

 

CATEGORY SPECIFICATION STANDARD/CERTIFICATION
Valve Type Two-Piece Floating Ball Valve API 6D Sec.6.5
Body Material CF8M (ASTM A351) EN 10204 3.1 MTR
• Deep Cryo Treatment: -196°C/24h BS 6364 Annex D
Ball 316L Stainless Steel ASTM A479
• Surface Finish: Ra ≤0.1µm Mirror Polish ISO 4288
• Fire-Safe Profile API 607 Fig. 4
Stem XM-19 (UNS S20910) ASTM A182
• 150mm Extended Design BS 6364 Annex A
• PREN: 38 • YS: 550MPa @ -196°C NACE MR0175
Seat PCTFE (Neoflon™ CTFE) FDA 21 CFR §177.2600
• Temp Range: -200°C to +150°C ASTM D696
• LOX Compatibility: Grade A ASTM G93
Pressure Rating ASME B16.34 Class 150 ASME B16.34 Table 2
• MAWP: 19.6 bar @ -196°C • 25.5 bar @ 38°C
Fire Safe Design Metal-to-Metal Secondary Seal (Ball-to-Seat) API 607 Section 8
• Stellite 6 Hardfacing (HRC 55-59) AWS A5.21 ERCoCr-A
• Tested Leakage: ≤45 ml/min @750°C/30min API607-FT-2025 Cert
Cavity Relief Ø3mm Pressure Relief Hole in Ball API 6D Annex F.4.3
• Relief Direction: Upstream (45° Angled)
• Activation: 1.1×MAWP (21.6 bar) • Equalization Time: <2s PRV-API6D-2025 Test Report
Anti-Blowout T-Slot Stem Design ISO 5211
• Holds 2.5×MAWP (49 bar) TÜV-ABO-2025 Cert
Anti-Static Spring-Loaded Contact System ISO 10497
• Resistance: 3.2Ω @12VDC ESD-ISO10497-25 Cert
Performance Seat Leakage: ANSI FCI 70-2 Class VI ISO 5208 Rate A
Cryo Certification: BS 6364:1984 (24 LN2 cycles) CRYO-TEST-25 Cert
Flow Coefficient: Cv 4.8 • Torque: ≤8 N·m @ -196°C MSS SP-117
Dimensions Size: ½” (DN15) • Face-to-Face: 108 mm ASME B16.10
End Connection: RF Flange (ASME B16.5)
Actuator Mount: ISO 5211 F05
Special Options Metal Seat: -196°C to +425°C API 6FA
Horizontal Installation Kit (Spring Reinforcement) EN 12567
LOX Service Package (Special Cleaning & Packaging) ASTM G93 Class A