Type 05412 - Check Valve
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Field of application
Applications:
Approved for air gases, vapours and cryogenic liquefied gases incl. LNG.
Working temperature: -196°C / -321°F (77K) up to +120°C / +248°F (393K)
Description
Cryogenic-Check Valves, PN50 (DN10-25), PN40 (DN32), PN35 (DN40-50)
Bronze body and cap
with spring, opening pressure ca. 0.1 bar
"cleaned and degreased for oxygen service"
Part No. 05412.X.0008
Complete with brazed copper stubs acc. to DIN EN 12449
Check valves provide reliable backflow functionality
when properly sized. Based on experience, the
minimum operating range of the valve should be
50% for gases and 40% for liquids in relation to
the total capacity of the valve. Lower flow rates
can lead to unstable performance, excessive noise,
and even component failure.
Certificates
type-examination for LNG (DIN EN 12567)
Canadian Registration Number (CRN)
License of Special Equipment (China) (TS)
Pressure Equipment Directive (2014/68/EU)
Ukraine (Ukraine)
Data sheets
Operating Instructions
Declarations of Conformity
Pressure Equipment Safety Regulation 2016 (PESR 2016)
Pressure Equipment Directive (2014/68/EU)
Live Stock: Out-Of Stock pcs (ON STOCK)
| Type (Series) | 05412 |
|---|---|
| Solution | LNG, Air Gases |
| Solution Area | Transport, Storage, Refueling, Processes |
| SKU | CR_05412_2 |

Materials |
DIN EN |
ASTM |
|
|---|---|---|---|
1 |
Body |
CC491K |
B 62 UNS C83600 |
2 |
Valve seal |
PTFE / Carbon filled (25%) |
|
3 |
Disc |
CW614N |
B 283 UNS C38500 |
4 |
Spring |
CW452K |
B 159 UNS C51900 |
5 |
Bonnet gasket |
PTFE |
|
6 |
Bolts |
1.4301/A2 |
A 194 B8 |
7 |
Cap |
CC493K |
B 505 UNS C93200 |
8 |
Copper stubs |
CW024A |
B 152 UNS C12200 |
Type 05412 - Standard design |
Technical data |
||||||||
|---|---|---|---|---|---|---|---|---|---|
Nominal size |
DN |
10 |
15 |
15 |
20 |
25 |
32 |
40 |
50 |
Dimension code |
.X. |
1012 |
1515 |
1518 |
2022 |
2528 |
3235 |
4042 |
5054 |
Face-to-face dimension |
FF |
360 |
385 |
385 |
385 |
415 |
415 |
420 |
460 |
Height |
H |
71 |
71 |
71 |
72 |
75 |
87 |
95 |
95 |
Outside pipe-Ø |
RA |
12.0 |
15.0 |
18.0 |
22.0 |
28.0 |
35.0 |
42.0 |
54.0 |
Wall thickness pipe |
a |
1.0 |
1.5 |
1.5 |
1.5 |
1.5 |
1.5 |
1.5 |
2.0 |
Weight |
ca. kg |
0.8 |
1.1 |
1.1 |
1.4 |
2.0 |
2.8 |
4.5 |
6.5 |
Kvs-Value |
m³/h |
2.2 |
4.3 |
4.3 |
6.7 |
11.5 |
12.1 |
22.6 |
37.1 |
Cv-Value |
gal/min |
2.6 |
5.0 |
5.0 |
7.8 |
13.4 |
14.1 |
26.3 |
43.2 |
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