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
Bronze body and cap
with spring, opening pressure ca. 0.1 bar
"cleaned and degreased for oxygen service"
Part No. 05412.X.0001
Socket end for copper pipes acc. to DIN EN 12449 or ASTM B88
Available options - on request only:
· Socket end for stainless steel pipes acc. to ISO 1127
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_1 |

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 |
Type 05412 - Standard design |
Technical data |
|||||||
|---|---|---|---|---|---|---|---|---|
Nominal size |
DN |
10 |
15 |
20 |
25 |
32 |
40 |
50 |
Dimension code |
.X. |
X=DNRA, Example: valve DN10 for copper pipe RAØ12mm. X=1012 |
||||||
Face-to-face dimension |
FF |
60 |
85 |
85 |
115 |
115 |
140 |
160 |
Height |
H |
71 |
71 |
72 |
75 |
87 |
95 |
95 |
Outside pipe-Ø |
RA |
dependent on order |
||||||
Socket depth |
b |
6 |
6 |
8 |
8 |
10 |
13 |
20 |
Weight |
ca. kg |
0.7 |
1.0 |
1.3 |
1.6 |
2.4 |
3.9 |
5.7 |
Kvs-Value |
m³/h |
1.6 |
4.3 |
6.7 |
11.5 |
12.1 |
22.6 |
37.1 |
Cv-Value |
gal/min |
1.9 |
5.0 |
7.8 |
13.4 |
14.1 |
26.3 |
43.2 |
Product Variants
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