Control systems Safety valves
4
Materials (continued)
17
19, 20
15 14 16
18
18
Packed easing lever (DN20 to DN100 only)
11 12
4.7 43
No.
Part
Material
SV607/SV604
11*
Spring plate
Carbon steel
C45E
12*
Bearing ring (DN80 to DN150 only)
Stainless steel
1.4021
13 14 15 16
Spacer
Stainless steel
1.4021
Adjustment screw
Stainless steel
1.4021
Lock-nut
Zinc plated carbon steel
Screw
Zinc plated steel
17
Collar
Zinc plated carbon steel
18 19 20
Lever
SG iron
GJS-400-15
Cross pin
Zinc plated carbon steel
Circlip
Spring steel
* Note: The spring plate ( 11 ) and bearing ring design ( 12 ) varies according to the valve size and set pressure.
TI-S13-27 CMGT Issue 17
Page 5 of 13
SV60 Safety Valve
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