CRYOGENIC
Type 06387
Cryogenic Safety Valves, angle type, bronze, PN40, type tested TÜV-SV.780. S/G

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

Part No. 06387.X.0000
Inlet: female thread type G (BSPP) acc. to ISO 228/1 Outlet: female thread type G (BSPP) acc. to ISO 228/1

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)

 
Type 06387
 

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

 
Type 06387
 

Type 06387Technical data
Nominal size GW 1/2
Orificed010.5
Dimension code.X.1004
Set pressure rangebar0.2-25.0
OutletGA1
HeightH144
LengthL141
Wrench size across flatsS1 36
Wrench size across flatsS2 41
Weightca. kg0.78
Coeff. of discharge from 3.0 barαw0.67
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)		GW1/2
d0 (mm)10.5
A0 (mm²)86.6
MediumAir
0.225
0.548
1.075
1.5100
2.0124
3.0171
4.0214
5.0259
6.0302
7.0346
8.0391
9.0434
10.0479
12.0567
14.0655
16.0742
18.0830
20.0927
22.01015
24.01104
25.01148
26.0-
28.0-
30.0-
32.0-
34.0-
36.0-
38.0-
40.0-
Produktdetails Produktanfrage


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