Control systems Safety valves
4
Materials
4
13
3 10
6
8
5
10 11
7
2
4.7 55
9
7 5
2
No.
Part
Material
SV604H
Carbon steel
1.0619 + N
1
Body
SV607H
SG iron
GJS-400-18 LT
DN20 - DN100 Stainless steel
1.4057
1
2
Seat
DN125 - DN150 Stainless steel
ANC2
SV604H
Carbon steel
1.0619 + N
3
Bonnet
SV607H
SG iron
GJS-400-18 LT
4
Cap
SG iron
GJS-400-15
DN20 - DN125 Stainless steel
1.4021
5
Disc
DN150
Stainless steel
CA15
6
Spring
Chrome-vanadium alloy steel
DN20 - DN100 Stainless steel
1.4301
7
Skirt
DN125 - DN150 Stainless steel
1.4308
8 9
Stem
Stainless steel
1.4021
Body bolts
Steel
CK35
10
Spring plate
Carbon steel
C45E
11
Collets
Steel
1.4021
13
Adjustment screw
Stainless steel
1.4021
Materials continued on the next page
TI-P317-02 CTLS Issue 5
Page 3 of 7
SV60H Safety Valve
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