Series safety valve materials
| No. |
Part Name |
Valve Materials |
| C |
S |
R |
R1 |
V |
M |
H |
| 1 |
Body |
WCB |
CF8 |
CF8M |
CF3M |
WC6.WC9 |
Model |
Hast.. C |
| 2 |
Nozzle |
304 |
316 |
316 |
316L |
304 |
Model |
Hast.. C |
| 3 |
Plug |
C.St |
420 |
420 |
420 |
420 |
420 |
420 |
| 4 |
Nozzle Ring |
CF8 |
CF8M |
316 |
316L |
CF8 |
Model |
Hast.. C |
| 5 |
Ser Screw |
416 |
304 |
304 |
316 |
304 |
316L |
316L |
| 6 |
Disc |
304 |
316 |
316 |
316L |
304 |
Model |
Hast.. C |
| 7 |
Guide |
304 |
304 |
316 |
316L |
304 |
Model |
Hast.. C |
| 8 |
Disc Holder |
420 |
304 |
316 |
316L |
420 |
Model |
Hast.. C |
| 9 |
Spring |
Alloy St |
Alloy St Spread Teflon |
Alloy St Spread Teflon |
Alloy St Spread Teflon |
Alloy St. |
Alloy St Spread Teflon |
Alloy St Spread Teflon |
| 10 |
Spring Washer |
C.St |
420 |
420 |
420 |
C.St |
420 |
420 |
| 11 |
Spindle |
416 |
304 |
316 |
316 |
416 |
416 |
416 |
| 12 |
Bonnet |
WCB |
CF8 |
CF8M |
CF3M |
WC6 |
CF8M |
Hast.. C |
| 13 |
Adjusting Bolt |
420 |
416 |
416 |
416 |
420 |
420 |
420 |
| 14 |
Adj, Bolt Nut |
C.St |
420 |
420 |
420 |
420 |
420 |
420 |
| 15 |
Cap |
C.St |
CF8 |
CF8M |
CF3M |
C.St |
CF8M |
Hast.. C |
| 16 |
Nut |
Steel |
304 |
304 |
304 |
Steel |
304 |
304 |
| 17 |
Bolt |
Steel |
304 |
304 |
304 |
Steel |
304 |
304 |
| 18 |
Bellows |
304 |
316 |
316 |
316L |
316L |
316L |
316L |
| 19 |
Gaskets |
Asbestos |
Teflon |
Teflon |
Teflon |
V1500 |
V1500 |
V1500 |
| 20 |
Lifting Level |
C.St |
C.St |
C.St |
C.St |
C.St |
C.St |
C.St |
| 21 |
Rail |
C.St |
C.St |
C.St |
C.St |
C.St |
C.St |
C.St |
| 22 |
Upgrade Nut |
C.St |
C.St |
C.St |
C.St |
C.St |
C.St |
C.St |
| Material Contrast |
| 304 |
316 |
316L |
416 |
420 |
CF8 |
CF8M |
CF3M |
17-7PH |
| Ocr19Ni9 |
0Cr17Ni12Mo2 |
00Cr17Ni14Mo2 |
2Cr13 |
2Cr13 |
ZGO Cr19Ni9 |
ZGOCr1 9Ni12Mo2 |
ZG00 Cr17Ni14Mo2 |
0Cr17 Ni7AI |
