SV-B9DA安全阀

(SV-B9DA) BRONZE SAFETY RELIEF VALVE (1x2)

MODEL: SV-B9DA / SVP-B9DA (NO LEVER)
MODEL: SV-B9DL / SVP-B9DL (WITH LEVER)
When placing order, please indicate Working Pressure
(Spring adjusting range: ± 1 kg/cm2) The features of low lift bronze 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-B9DA, SVP-B9DL) Working Fluid : Metal to Metal: Non-Corrosive Gas, Air, Steam. PTFE: l Non-corrosive Gas, Non-corrosive Liquid. l Air, Steam, Water, Oil.
Working Temp: -45℃～185℃
Working Pressure: SV-B9DA / SV-B9DL : 0.3 ~ 10 Kgf/cm2 , 11 ~ 20 Kgf/cm2 SVP-B9DA / SVP-B9DL : 2 ~ 10 Kgf/cm2 , 11 ~ 20 Kgf/cm2 (PTFE)
MATERIAL:
No./ Parts W/O Lever SV-B9DA SV-B9DL SVP-B9DA SVP-B9DL
With Lever
Type : METAL TO METAL PTFE
1 Valve Body CAST BRONZE CAST BRONZE
2 Valve Seat FORGE BRASS FORGE BRASS
3 Valve Disc FORGE BRASS FORGE BRASS
3-1 Soft Seal - PTFE
4 Spring SWOSC-V SWOSC-V
5 Stem BRASS BRASS
6 Cap FORGE BRASS FORGE BRASS
7 Packing (B9DA) ASBESTOS ASBESTOS
8 Spring Seat BsBM BsBM
9 Nut BsBM BsBM
10 Adjusting Screw BsBM BsBM
11 Handle (B9DL) STEEL STEEL

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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 ds E F A1
1/4” x 1/2” 145 1/4” 1/2” 8 13 29 47 0.52 0.50 1/4” x 1/2” 167 0.70
3/8” x 1/2” 145 3/8” 1/2” 10 13 29 47 0.52 0.50 3/8” x 1/2” 167 0.70
1/2” x3/4” 167 1/2” 3/4” 13 19 36 55 0.76 0.80 1/2” x 3/4” 190 0.90
3/4” x 1” 202 3/4” 1” 19 25 40 61 1.00 1.30 3/4” x 1” 223 1.40
1” x 1.1/4” 233 1” 1.1/4” 25 32 50 75 1.28 2.20 1” x 1.1/4” 248 2.20
1.1/4” x 1.1/2” 256 1.1/4” 1.1/2” 32 38 54 86 1.52 2.90 1.1/4” x 1.1/2” 272 2.90
1.1/2” x 2” 283 1.1/2” 2” 38 50 66 96 2.00 4.70 1.1/2” x 2” 299 5.00

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