CRYOGENIC
Type 06012 - gastight
Cryogenic Safety Valves, angle type, stainless steel, PN63, type tested TÜV-SV.1048. S/G

Standard Safety Valve, gastight, closed bonnet with carbon filled PTFE valve seal Outlet: female thread Rc 3/8 acc. to ISO 7/1 "cleaned and degreased for oxygen service"

Part No. 06012.X.0020
Inlet: male thread type R (BSPT) acc. to ISO 7/1
Part No. 06012.X.2020
Inlet: male thread type G (BSPP) acc. to ISO 228/1
Part No. 06012.X.5020
Inlet: male thread NPT acc. to ANSI B 1.20.1

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 and Hydrogen.
Working temperature: -255°C / -427°F (18K) up to +150°C / +302°F (423K), suitable for horizontal installation

 
Type 06012 - gastight
 

Materials

DIN EN

ASME/ASTM
1 Body 1.4408 SA 351 CF8M
2 Valve seal PTFE / Carbon filled (25%)
3 Disc 1.4301 SA 479 Grade 304
4 Guide plate 1.4301 SA 479 Grade 304
5 Stem 1.4301 SA 479 Grade 304
6 Spring 1.4571 SA 313 Grade 316Ti
7 Bonnet 1.4301 SA 479 Grade 304
8 Spring clamp 1.4305 SA 314 Grade 303
9 Thread ring 1.4305 SA 314 Grade 303
10 Cap 1.4301 SA 479 Grade 304

 
Type 06012 - gastight
 

Type 06012Technical data
Nominal size GW 1/43/8 1/2
Orificed06.06.06.0
Dimension code.X.020003000400
Set pressure rangebar1.0-55.01.0-55.01.0-55.0
HeightH707070
LengthL1131517
LengthL2131313
Weightca. kg0.180.200.22
Coefficient of dischargeαw0.340.340.34
Dimensions in mm.



Discharge capacities

Medium:
Air in m³/h at 0°C and 1013.25 mbar
Air in SCFM at 60°F (15.6°C) and 14.7 psia (1013.25 mbar)

The capacity indicated below is for a fully opened valve.

d0 - orifice
A0 - flow area

Calculation of discharge capacity acc. to AD2000-Merkblatt A2 / DIN EN ISO 4126-1 resp. ASME Code Sec. VIII.

Set
pressure
in bar (ü)		GW1/4, 3/8 & 1/2
d0 (mm)6.0
A0 (mm²)28.3
MediumAir in m³/h
1.013
2.020
3.028
4.036
5.043
6.050
7.057
8.065
9.072
10.079
12.094
14.0108
16.0123
18.0138
20.0154
22.0168
24.0183
26.0198
28.0212
30.0229
32.0244
34.0259
36.0274
38.0288
40.0306
42.0321
44.0336
46.0351
48.0366
50.0384
52.0399
54.0414
55.0421

Set
pressure
in psig		GW1/4, 3/8 & 1/2
d0 (inch)0.236
A0 (in²)0.044
MediumAir in SCFM
7429
8031
9034
10038
11041
12044
13048
14051
15054
16058
17061
18064
19068
20071
22579
25087
27596
300104
325112
350121
375129
400137
425146
450154
475162
500171
525179
550187
575195
600204
625212
650220
675229
700237
725245
750254
775262
798270