Cryogenic Check Valve Type 05412 With Braze Copper End

TECHNICAL DESCRIPTION

Type 05412 – Check valves
Cryogenic check valves, PN50

· bronze body and cover · with spring, minimum working pressure 0.1 bar · cleaned and degreased for oxygen operation

Art. No. 05412.X.0008

with soldered copper ends for welding according to DIN EN 12449.

WORKING FLUID / MEDIUM

Approved for gases, vapors and liquefied cryogenic gases and LNG.

Dimensions:DN 10 – 50

Description

The CRYOGENIC CHECK VALVE TYPE 05412 WITH BRAZE COPPER END is engineered for superior performance in extreme low-temperature environments. This valve ensures unidirectional flow control, preventing backflow and safeguarding your cryogenic systems from pressure surges and contamination. Its robust construction and specialized design make it an essential component for industries such as LNG processing, aerospace, medical gas systems, and laboratory applications where reliability and safety are paramount.Key features of this valve include:Braze copper ends for secure, leak-proof connections compatible with cryogenic piping systemsDesigned to operate efficiently at temperatures as low as -196°C (-320°F)Constructed from high-quality materials resistant to thermal contraction and embrittlementMaintenance-free operation with a tight seal to minimize fluid loss and energy wasteComplies with industry standards for cryogenic valve performance and safetyIdeal for integration into liquid nitrogen, oxygen, argon, or helium systems, this check valve offers durability and long service life. Its compact design allows for easy installation in confined spaces, while the brazed copper ends ensure a permanent, high-strength joint that withstands thermal cycling. Trust this valve for critical applications where failure is not an option.

Additional information

Materials

No. Materials DIN EN ASTM
1 Body bronze CC491K B62 UNS C83600
2 Saddle Teflon PTFE / with graphite filling (25%)
3 Valve brass CW614N B283 UNS C38500
4 Spring CW452K B159 UNS C51900
5 Lid gasket Teflon PTFE
6 Bolts 1.4301/A2 A 194 B8
7 Lid CC493K B505 UNS C93200
8 Copper ends CW024A B 152 UNS C12200

Features

SPECIFICATION
Type 05412 cryogenic check valve PN 50
Connection ends on a weld
Construction length factory standard
Attaching the lid flanged
Execution straight
Joining on a weld
Drive independently
Working temp. [°C], -196°C to +120°C
Dimensions
DN Size Code (.X.) Construction Length (FF) Height (H) Outer Pipe Diameter Ø (RA) Wall Thickness (a) Weight (approx. kg) Kvs Value (m³/h) Cv Value (gal/min)
10 1012 360 71 12.0 1.0 0.8 2.2 2.6
15 1515 385 71 15.0 1.5 1.1 4.3 5.0
15 1518 385 71 18.0 1.5 1.1 4.3 5.0
20 2022 385 72 22.0 1.5 1.4 6.7 7.8
25 2528 415 75 28.0 1.5 2.0 11.5 13.4
32 3235 415 87 35.0 1.5 2.8 12.1 14.1
40 4042 420 95 42.0 1.5 4.5 22.6 26.3
50 5054 460 95 54.0 2.0 6.5 37.1 43.2