Herose 06386

Cryogenic Safety Valves, angle type, bronze, PN40, type tested TÜV-SV.780. S/G

Standard safety valve (0.2 - 25.0/40.0 bar) Metal to metal seated, closed bonnet "cleaned and degreased for oxygen service"

Part No. 06386.X.0000
Inlet: male thread type G (BSPP) acc. to ISO 228/1, Outlet: female thread type G (BSPP) acc. to ISO 228/1
Part No. 06386.X.2000
Inlet: male thread type R (BSPT) acc. to ISO 7/1, Outlet: female thread type G (BSPP) acc. to ISO 228/1
Part No. 06386.X.5000
Inlet: male thread NPT acc. to ANSI B 1.20.3, Outlet: female thread type G (BSPP) acc. to ISO 228/1
Part No. 06386.X.6000
Inlet: male thread NPT acc. to ANSI B 1.20.3, Outlet: female thread NPT acc. to ANSI B 1.20.3

Available options - on request only:


- external parts nickel plated
- with installed elbow at the outlet


Applications:
Provided as safety device for protection against excessive pressure in stationary and moveable gas cylinders and pressure vessels. Approved for air gases, vapours and cryogenic liquefied gases incl. LNG.
Working temperature: -196°C / -321°F (77K) up to +185°C / +365°F (458K)

 

Materials

DIN EN

ASME/ASTM

1 Outlet body CC491K B 62 UNS C83600
2 Inlet body 1.4301 A 276 Grade 304
4 Disc 1.4541 A 276 Grade 321
5 Guide plate CW453K B 103 UNS C52100
6 Stem CW453K B 103 UNS C52100
7 Spring 1.4571 A 313 Grade 316Ti
8 Bonnet 1.4308 A 351 CF 8
9 Spring clamp CW614N B 283 UNS C38500
10 Thread ring CW614N B 283 UNS C38500
11 Cap CW614N B 283 UNS C38500
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).

 


Type 06386 Technical data
Nominal size GW 1/2 3/4 1
Orifice d0 10.5 10.5 14.0
Dimension code .X. 1004 1006 1410
Set pressure range bar 0.2-25.0 0.2-25.0 0.2-40.0
Outlet GA 1 1 1-1/4
Height H 140 140 157
Length L1 14 16 18
Length L2 36 36 42
Wrench size across flats S1 30 30 41
Wrench size across flats S2 41 41 50
Weight ca. kg 0.75 0.78 1.24
Coeff. of discharge from 3.0 bar αw 0.67 0.67 0.67
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 1/2 & 3/4 1
d0 (mm) 10.5 14.0
A0 (mm²) 86.6 153.9
Medium Air
0.2   25 49
0.5   48 87
1.0   74 135
1.5   99 175
2.0   123 217
3.0   170 303
4.0   214 381
5.0   258 459
6.0   302 537
7.0   345 614
8.0   390 694
9.0   434 772
10.0   479 851
12.0   566 1007
14.0   654 1163
16.0   742 1319
18.0   830 1475
20.0   926 1647
22.0   1015 1805
24.0   1103 1962
25.0   1148 2041
26.0   - 2120
28.0   - 2277
30.0   - 2458
32.0   - 2617
34.0   - 2776
36.0   - 2934
38.0   - 3093
40.0   - 3280

 

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