| MODEL: | SV-B3DA / SVP-B3DA (NO LEVER) | | MODEL: | SV-B3DL / SVP-B3DL (WITH LEVER) | When placing order, please indicate Working Pressure 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-B3DA, SVP-B3DL) | 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-B3DA / SV-B3DL : 0.3 ~ 10 Kgf/cm2 , 11 ~ 20 Kgf/cm2 SVP-B3DA / SVP-B3DL : 3 ~ 10 Kgf/cm2 (PTFE) | | MATERIAL: | | | No./ Parts | W/O Lever | SV-B3DA SV-B3DL | SVP-B3DA SVP-B3DL | | 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 | STEEL | STEEL | | 5 | Stem | BRASS | BRASS | | 6 | Cap | BRASS | BRASS | | 7 | Packing (B3DA) | ASBESTOS | ASBESTOS | | 8 | Spring Seat | BsBM | BsBM | | 9 | Nut | BsBM | BsBM | | 10 | Adjusting Screw | BsBM | BsBM | | 11 | Handle (B3DL) | STEEL | STEEL | | | | | |
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