contact: sales@wessingtoncryogenics.com
Cryogenic Safety Valves, angle type, brass, PN63, type tested TÜV-SV.1048. S/G
Standard safety valve, with carbon filled PTFE valve seal Outlet: female thread Rc 3/8 acc. to ISO 7/1, "cleaned and degreased for oxygen service"
Type 06002:
Closed bonnet drainage hole in the locking screw
Type 06006:
drainage hole in bonnet
Part No. 06002.X.0000
Part No. 06006.X.0000 (with lifting device)
Inlet: male thread type R (BSPT) acc. to ISO 7/1
Part No. 06002.X.2000
Part No. 06006.X.2000 (with lifting device)
Inlet: male thread type G (BSPP) acc. to ISO 228/1
Part No. 06002.X.5000
Part No. 06006.X.5000 (with lifting device)
Inlet: male thread NPT acc. to ANSI B 1.20.3
Available options - on request only:
- with installed elbow at the outlet
Applications:
Provided as safety device for protection against thermal expansion in pipeworks and parts of facilities. Approved for air gases, vapours and cryogenic liquefied gases incl. LNG.
Working temperature: -196°C / -321°F (77K) up to +150°C / +302°F (423K), suitable for horizontal installation
Materials |
DIN EN |
ASME/ASTM |
|
---|---|---|---|
1 | Body | CW617N | EN12165 CW617N Code Case 1750 |
2 | Valve seal | PTFE / Carbon filled (25%) | |
3 | Disc | CW452K | B 103 UNS C51900 |
4 | Guide plate | CC493K | SB 505 C93200 |
5 | Stem | CW614N | EN12164 CW614N Code Case 1750 |
6 | Spring | 1.4571 | A 313 Grade 316Ti |
7 | Bonnet | CW614N | EN12164 CW614N Code Case 1750 |
8 | Spring clamp | CW614N | EN12164 CW614N Code Case 1750 |
9 | Thread ring | CW614N | EN12164 CW614N Code Case 1750 |
10 | Cap | CW614N | EN12164 CW614N Code Case 1750 |
11 | Lifting device | CW614N | EN12164 CW614N Code Case 1750 |
12 | Closing cap | CW507L | B 30 UNS C27000 |
Essential: | Valves are delivered at a set pressure, therefore when ordering please confirm set pressure, medium and temperature. |
Standard marking acc. to Pressure Equipment Directive 2014/68/EU (PED). |
Technical data | Type 06002 | Type 06006 | |||||
Nominal size | GW | 1/4 | 3/8 | 1/2 | 1/4 | 3/8 | 1/2 |
Orifice | d0 | 6.0 | 6.0 | 6.0 | 6.0 | 6.0 | 6.0 |
Dimension code | .X. | 0200 | 0300 | 0400 | 0200 | 0300 | 0400 |
Set pressure range | bar | 1.0-55.0 | 1.0-55.0 | 1.0-55.0 | 1.0-55.0 | 1.0-55.0 | 1.0-55.0 |
Height | H | 70 | 70 | 70 | 72 | 72 | 72 |
Length | L1 | 13 | 15 | 17 | 13 | 15 | 17 |
Length | L2 | 13 | 13 | 13 | 13 | 13 | 13 |
Weight | ca. kg | 0.185 | 0.20 | 0.22 | 0.18 | 0.195 | 0.21 |
Coeff. of discharge from 3.0 bar | αw | 0.42 | 0.42 | 0.42 | 0.42 | 0.42 | 0.42 |
Dimensions in mm. |
Discharge capacities Calculation of flow rate acc. to AD2000-Merkblatt A2 / DIN EN ISO 4126-1 Medium: Air in m³/h at 0°C and 1013.25 mbar The capacity indicated below is for a fully opened valve. d0 - orifice A0 - flow area |
Set pressure in bar (ü) |
GW | 1/4, 3/8 & 1/2 |
d0 (mm) | 6.0 | |
A0 (mm²) | 28.3 | |
Medium | Air | |
1.0 | 15.5 | |
2.0 | 26.0 | |
3.0 | 35.0 | |
4.0 | 43.9 | |
5.0 | 52.9 | |
6.0 | 61.8 | |
7.0 | 70.8 | |
8.0 | 80.0 | |
9.0 | 88.9 | |
10.0 | 98.1 | |
12.0 | 116.1 | |
14.0 | 134.0 | |
16.0 | 152.0 | |
18.0 | 169.9 | |
20.0 | 189.7 | |
22.0 | 207.8 | |
24.0 | 226.0 | |
26.0 | 244.1 | |
28.0 | 262.2 | |
30.0 | 283.0 | |
32.0 | 301.3 | |
34.0 | 319.6 | |
36.0 | 337.9 | |
38.0 | 356.2 | |
40.0 | 377.8 | |
42.0 | 396.2 | |
44.0 | 414.7 | |
46.0 | 433.2 | |
48.0 | 451.6 | |
50.0 | 474.1 | |
52.0 | 492.7 | |
54.0 | 511.3 | |
55.0 | 520.6 |