产品简介
中国台湾317安全阀定义是根据压力系统的工作压力自动启闭，一般安装于封闭系统的设备或管路上保护系统安全。当设备或管道内压力超过安全阀设定压力时，自动开启泄压，保证设备和管道内介质压力在设定压力之下，保护设备和管道正常工作，防止发生意久，减少损失。
详细介绍
| （SV-B9A） BRONZE SAFETY RELIEF VALVE |
| MODEL: | SV-B9A / SVP-B9A WITHOUT LEVER | | MODEL: | SV-B9L / SVP-B9L WITH LEVER | 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-B9A, SVP-B9L） When placing order, please indicate Working Pressure | 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-B9A / SV-B9L : 0.3 ~ 10 Kgf/cm2 , 11 ~ 20 Kgf/cm2 SVP-B9A / SVP-B9L : 2 ~ 10 Kgf/cm2 , 11 ~ 20 Kgf/cm2 （PTFE） | | Thread End: | BSPT （BS21）, NPT （ANSI B2.1） | | MATERIAL: | | | No./ Parts | W/O Lever | SV-B9A SV-B9L | SVP-B9A SVP-B9L | | 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 （B9A） | ASBESTOS | ASBESTOS | | 8 | Spring Seat | BsBM | BsBM | | 9 | Nut | BsBM | BsBM | | 10 | Adjusting Screw | BsBM | BsBM | | 11 | Handle （B9L） | STEEL | STEEL | |
Dimension: Type: Sealing （without lever） mm Type: Lever mm | | Size | | Inlet | Outlet | Valve Seat Orifice | | | Lift l | Weight kgs | | Size | | Weight kgs | | | A | B | C | D | E | F | | A1 | | | 1/2” | 145 | 1/2” | 1/2” | 13 | 29 | 49 | 0.52 | 0.5 | | 1/2” | 167 | 0.7 | | | 3/4” | 167 | 3/4” | 3/4” | 19 | 36 | 55 | 0.76 | 0.8 | | 3/4” | 190 | 0.9 | | | 1” | 202 | 1” | 1” | 25 | 40 | 67 | 1.00 | 1.3 | | 1” | 223 | 1.4 | | | 1.1/4” | 233 | 1.1/4” | 1.1/4” | 32 | 50 | 79 | 1.28 | 2.2 | | 1.1/4” | 248 | 2.2 | | | 1.1/2” | 256 | 1.1/2” | 1.1/2” | 38 | 54 | 86 | 1.52 | 2.9 | | 1.1/2” | 272 | 2.9 | | | 2” | 283 | 2” | 2” | 50 | 66 | 96 | 2.00 | 4.7 | | 2” | 299 | 5.0 | |
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