LYV as a professional high quality cryogenic forged Cryogenic Forged Ball Valve manufacturer in China, you can rest assured to our factory that the cryogenic forged ball valves be offered according to strict design standard API 6D&ASME B16.34 and cryogenic testing procedures, the limit temperature could be as low as -196℃.
Cryogenic forged ball valves are used for low temperature working condition, especially for some hazard media, such as liquidized nature gas. Our company has been experienced in the design, manufacturing, inspection and testing of cryogenic ball valves.
Design & Testing International Standard
Design Standard : BS EN ISO 17292 (BS 5351) / ASME B 16.34 /API 6D
Inspection & Testing Standard : API 598/ API 6D
Fire Safe Testing Standard : API 607/API 6FA
Flange To Flange Length : ANSI B 16.10 -Short pattern/ Long pattern
End Connection : Flanged End to ANSI B 16.5, Butt Weld ends, Stock Weld ends.
Manufacturer Size and Pressure Range:
NPS 1/2” to 48” (for ANSI Class 150LB)
NPS 1/2” to 48” (for ANSI Class 300LB)
NPS 1/2” to 48” (for ANSI Class 600LB)
NPS 1/2” to 36” (for ANSI Class 900LB)
NPS 1/2” to 24” (for ANSI Class 1500LB)
NPS 1/2” to 12” (for ANSI Class 2500LB)
or
DN15 to DN1200 (for PN0.6Mpa, 1.6Mpa, PN2.0Mpa, PN2.5Mpa)
DN15 to DN1200 (for PN4.0Mpa, PN5.0Mpa)
DN15 to DN1200 (for PN6.3Mpa, PN10.0Mpa)
DN15 to DN900 (for PN15.0Mpa)
DN15 to DN600 (for PN25.0Mpa)
Extended bonnet design to reliability of the stem packing & sealing, suitable for the working temperature -196℃.
Pipe Bore: Full Bore (FB)/ Reduce Bore(RB)
Construction Body: End Entry
Bonnet/Cover type: Bolted Bonnet/Extended Bonnet
Seat Type: Soft type/ Hardseal Metal Type
Flow Directional: Uni-Directional/Bi-Directional
Service Medium: Oil, Water, gas , etc
Service: SOUR, ISO 15156/ NACE MR0175
Feature: Fire Safety design
Anti-Static Design
Blow-out Proof Stem
Valve Operation: Manual Lever / Worm-Gear /Actuator Operated/ Pneumatic Actuator / Electrical Actuator
MOC (Bill of Material – BOM) :
Body &Bonnet: ASTM A350 LF2 /LF3 (Low temp. carbon steel)
: ASTM A182 F304/ F316(SS 304 / SS 316) (Stainless Steel)
:ASTM A182 F304L/ F316L / CF 3M (SS 304L / SS 316L) (Stainless Steel)
Solid Ball : ASTM A350 LF2/ LF3 (Low temp. carbon steel)
: ASTM A 182 F304 / F316 (SS 304 / SS 316)
: ASTM A 182 F304L / F316L (SS 304L / SS 316L)
Note: Harseal Metal Seat type Ball surface treatment: ENP, HCR, WC, welding Ni60/ Ni55
Stem :ASTM A182 F304 / F316 / F304L / F316L
Ball Seat & Body Seal : Carbon Filled PTFE – CFT
: Grafoil – Graphite Ring
Gland Packing : Carbon Filled PTFE – CFT
: Grafoil – Graphite Ring