Type 06395

Type 06395

Safety Valves, angle type, bronze, type tested TÜV-SV.910. S/G

Standard safety valve, open bonnet, with lifting device and enlarged outlet Outlet: female thread type G (BSPP) acc. to ISO 228/1

Part No. 06395.X.3000
(Inlet: male thread type R (BSPT) acc. to ISO 7/1)

metal to metal seated for saturated steam, air and similar gases
Working temperature: -10°C / +14°F (263K) up to +225°C / +437°F (498K)
Part No. 06395.X.3500
(Inlet: male thread type R (BSPT) acc. to ISO 7/1)

with PTFE/carbon filled valve seal for saturated steam, air and similar gases
Working temperature: -10°C / +14°F (263K) up to +185°C / +365°F (458K)
Part No. 06395.X.3600
(Inlet: male thread type R (BSPT) acc. to ISO 7/1)

with EPDM valve seal for saturated steam, air and similar gases
Working temperature: -10°C / +14°F (263K) up to +185°C / +365°F (458K)

Available options - on request only: external parts nickel plated


Applications:
Provided as safety device for protection against excessive pressure in pressure vessels and steam boilers.
 
 
Type 06395
 

Materials

DIN EN

ASME/ASTM

1 Body CC491K B 62 UNS C83600
2 Inlet body CW614N B 111 UNS C28000
3 Valve seal PTFE/Carbon filled or EPDM
4 Disc metal seated 1.4541 A 276 Grade 321
4a Disc soft seated CW614N B 249 UNS C38500
5 Stem CW614N B 249 UNS C38500
6 Bonnet CW614N B 249 UNS C38500
7 Spring 1.4571 A 313 Grade 316Ti
8 Lifting device CW614N B 249 UNS C38500
9 Closing cap CW507L B 36 UNS C26800
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 97/23/EG (PED).
 
Type 06395
 

 

Type 06395 Technical data
Nominal size GW 1/2 3/4 1 1-1/4
Orifice d0 15 18 23 28
Dimension code .X. 0400 0600 1000 1200
Set pressure range metal seated bar 0.5-25 0.5-25 0.5-25 0.5-12
Set pressure range PTFE seal bar 0.5-25 0.5-25 0.5-25 0.5-12
Set pressure range EPDM seal bar 0.5-3 0.5-7 0.5-4.6 0.5-6
Outlet GA 1 1-1/4 1-1/2 2
Height H 151 177 206 236
Length L1 36 50 48 58
Length L2 48 59 69 82
Wrench size across flats S1 32 41 50 55
Wrench size across flats S2 41 50 58 70
Weight ca. kg 0.755 1.3 1.95 3.15
Coeff. of discharge from 3.0 bar αw 0.64 0.58 0.57 0.66
Dimensions in mm.



 

Discharge capacities
Calculation of mass flow acc. to AD2000-Merkblatt A2

Medium:
Air in m³/h at 0°C and 1013.25 mbar
Saturated steam in kg/h

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 1-1/4 1/2 3/4 1 1-1/4
d0 (mm) 15.0 18.0 23.0 28.0 15.0 18.0 23.0 28.0
A0 (mm²) 176.7 254.5 415.5 615.5 176.7 254.5 415.5 615.5
Medium Air Saturated steam
0.5   92 130 204 335 76 108 170 277
1.0   142 197 317 522 113 158 251 418
2.0   235 317 509 862 186 250 398 681
3.0   333 434 697 1196 260 339 540 934
4.0   417 545 875 1501 324 423 673 1165
5.0   503 657 1055 1810 388 507 806 1396
6.0   589 768 1233 2116 452 590 940 1624
7.0   674 879 1411 2422 515 672 1074 1852
8.0   761 993 1594 2736 578 755 1203 2079
9.0   846 1105 1773 3043 641 837 1335 2306
10.0   934 1219 1956 3356 704 919 1466 2532
12.0   1105 1442 2314 3971 830 1083 1732 2984
14.0   1276 1665 2672 - 955 1247 1994 -
16.0   1447 1888 3030 - 1081 1411 2256 -
18.0   1618 2112 3389 - 1206 1573 2517 -
20.0   1806 2357 3783 - 1331 1737 2779 -
22.0   1979 2583 4144 - 1456 1900 3042 -
24.0   2152 2808 4506 - 1583 2065 3301 -
25.0   2238 2921 4687 - 1643 2145 3432 -

For more information about other products please contact the engineering department.

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