44
Control systems Pressure reducing/surplussing valves
Materials
3 9
Werkstoff No.
AISI Equivalent
No. Part
Material
1
Body
Stainless steel
1.4404
316L
4 5
Spring housing
16
2
Stainless steel
1.4404
316L
3
Cap
Stainless steel
1.4571
316Ti
4
Valve seat
Stainless steel
1.4404
316L
1
5
Valve
Stainless steel
1.4404
316L
7
6
Diaphragm EPDM/PTFE
10 8
7
'O' ring
FEPM
14
8
'O' ring
FEPM
9
'O' ring
FEPM
6
10 Piston
Stainless steel
1.4571
316Ti
4.6 64
11
Top spring plate
11
Stainless steel
1.4571
316Ti
12 Spring
301 *
Stainless steel
1.4310
2
Adjustment screw
13
Stainless steel
1.4404
316L
V band clamp
AISI 300 series
14
Stainless steel
12 17
Flange (not shown)
15
Stainless steel
1.4404
316L
16 Soft seal
Fluoraz (FEPM)
13
17 Spring clip Stainless steel
1.4301
304
* Not a direct equivalent, nearest AISI specification is given.
TI-P186-01 CTLS Issue 13
Page 4 of 7
SRV461S and SRV463S, SRV461S Food+ and SRV463S Food+ Stainless Steel Direct Acting Pressure Reducing Valves
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