SV-S8DA ST.ST.316 SAFETY RELIEF VALVE (1x2)
MODEL: SV-S8DA / SVP-S8DA (WITHOUT LEVER)
MODEL: SV-S8DL / SVP-S8DL (WITH LEVER)
When placing order, please indicate Working Pressure
The features of low lift stainless steel safety valves for which the valve seat & disc are processed by lapping.
The Disc can be replaced with PTFE for good effect of anti-leakage. (Model: SVP-S8DA, SVP-S8DL)
Working
Fluid : metal to metal:
Non-Corrosive Gas, Corrosive Gas, Air, Steam.
PTFE:
l Non-corrosive Gas / Liquid.
l Corrosive Gas/Liquid; Air, Steam, Water, Oil.
Working Temp: -196℃～290℃ (metaL TO metaL)
-60℃～196℃ (PTFE)
Working Pressure: SV-S8DA / SV-S8DL :
0.3 ~ 10 Kgf/cm2 , 11 ~ 20 Kgf/cm2
SVP-S8DA / SVP-S8DL :
2 ~ 10 Kgf/cm2 , 11 ~ 20 Kgf/cm2 (PTFE)
No./ Parts W/O Lever SV-S8DA
SV-S8DL SVP-S8DA
SVP-S8DL
With Lever
Type : metaL TO metaL PTFE
1 Valve Body CF8M CF8M
2 Valve Seat CF8M CF8M
3 Valve Disc SUS316 SUS316
3-1 Soft Seal - PTFE
4 Spring SUS304 SUS304
5 Stem SUS316 SUS316
6 Cap CF8M CF8M
7 Packing (S8DA) PTFE PTFE
8 Spring Seat SUS304 SUS304
9 Nut SUS304 SUS304
10 Adjusting Screw SUS304 SUS304
11 Handle (S8DL) SUS304 SU
Dimension: Type: Sealing (without lever) mm Type: Lever mm
Size Inlet Outlet Inlet
Orifice Valve Seat Orifice Lift
l Weight
kgs Size Weight
kgs
A B C di D E F A1
1/2” x 1” 176 1/2” 1” 13 22 40 67 0.88 1.10 1/2” x 1” 199 1.30
3/4” x 1” 176 3/4” 1” 19 22 40 67 0.88 1.20 3/4” x 1” 199 1.30
1” x 1” 180 1” 1” 25 22 40 71 0.88 1.20 1” x 1” 203 1.30
1.1/4” x 2” 255 1.1/4” 2” 32 38 66 93 1.52 4.60 1.1/4” x 2” 279 4.80
1.1/2” x 2” 260 1.1/2” 2” 38 38 66 98 1.52 4.60 1.1/2” x 2” 284 4.80
2” x 2” 260 2” 2” 50 38 66 98 1.52 4.60 2” x 2” 284 4.90
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