ZBA46Y/F-16/25/40/64/100/160 C/P/R 先导式泄压阀
Pilot-Operated Relief Valve for pressure vessels and pipelines needing high seat tightness, high back pressure capability, online set pressure verification and adjustable blowdown. Key selection data include DN and outlet size per catalog main connection dimension table, PN16, PN25, PN40, PN64, PN100 and PN160, Confirm by body material, soft seat and pilot configuration, materials, connection standard and set pressure.
最终整定压力、认证泄放量、材质代号及连接标准须以经批准的参数表为准，并在采购前予以确认。.
- Size range: DN and outlet size per catalog main connection dimension table
- Pressure rating: PN16, PN25, PN40, PN64, PN100 and PN160
- Temperature: Confirm by body material, soft seat and pilot configuration
- Connection: Flanged main valve with pilot tubing
- Media: Petroleum, natural gas, chemical, electric power, metallurgy and city gas services
- 图纸、试验记录和材料文件已按订购配置确认。.
技术参数与选型数据
产品型号
ZBA46Y/F-16/25/40/64/100/160 C/P/R
尺寸范围
DN and outlet size per catalog main connection dimension table
压力等级
PN16, PN25, PN40, PN64, PN100 and PN160
温度范围
Confirm by body material, soft seat and pilot configuration
适用介质
Petroleum, natural gas, chemical, electric power, metallurgy and city gas services
连接类型
Flanged main valve with pilot tubing
标准与合规
安全阀设计、性能及试验参考遵循 GB/T 12241、GB/T 12242 和 GB/T 12243；适用时，型号编制遵循 JB/T 308 阀门型号编制方法。.
工程解析：型号逻辑与应用边界
型号代码： A46Y/F = pilot-operated safety relief valve; Y/F identify hard/soft sealing selection; pressure digits identify PN rating; C/P/R identify body material code.
典型应用： pressure vessels and pipelines needing high seat tightness, high back pressure capability, online set pressure verification and adjustable blowdown
排量审查： Full-lift main valve opens rapidly with low overpressure; final capacity sizing should be calculated from set pressure, medium and required relieving rate.
本产品系列不应仅依据型号、公称尺寸或压力等级进行选型。请确认泄放工况、所需泄放量、整定压力、操作裕量、温度、背压及实际连接标准。.
尺寸与选型指南
The table below is transcribed from catalog page 040-042. Verify critical dimensions against the approved order drawing before fabrication or piping release.
| NO. | Pa rt Name | do | R | G | Sign Of RL M ateria ls | L1 | CM |
|---|---|---|---|---|---|---|---|
| 1 2 3 4 5 6 7 8 10 – | NozzIe | 304 | 304 | 316 | 316L | 304 | MONEL |
| 1 2 3 4 5 6 7 8 10 – | Disc | 304 + F46 | 304 + F46 | 316 + F46 | 316L + F46 | 304 + F46 | MONEL+F46 |
| 1 2 3 4 5 6 7 8 10 – | Guide | 304 | 304 | 316 | 316L | 304 | MONEL |
| 1 2 3 4 5 6 7 8 10 – | Body | WCB | CF8 | CF8M | CF3M | LCB | WCB |
| 1 2 3 4 5 6 7 8 10 – | PIate | C.St | 304 | 316 | 316L | 304 | fiC.St |
| 1 2 3 4 5 6 7 8 10 – | Dipper Tube | 304 | 304 | 316 | 316L | 304 | 316L |
| 1 2 3 4 5 6 7 8 10 – | Spring | 316 | 316 | 316 | 316 | 316 | INCONEL |
| 1 2 3 4 5 6 7 8 10 – | Sea Ring | FKM | FKM | FKM | FKM | FKM | FKM |
| 1 2 3 4 5 6 7 8 10 – | Joint | 304 | 304 | 316 | 316 | 304 | 316L |
| Nominal Pressure (PN) | 公称通径（DN） | 公称通径（DN） | do | Column 5 | Column 6 | Column 7 | Column 8 | Column 9 | Column 10 |
|---|---|---|---|---|---|---|---|---|---|
| //16 25 40 | 25 | 32 | 110 | 95 | 355 | ||||
| //16 25 40 | 25 | 50 | 15 | 1 | 14 | 105 | 382 | ||
| //16 25 40 | 32 | 40 | 20 | 115 | 105 | 382 | |||
| //16 25 40 | 40 | 50 | 25 | 121 | 124 | 390 | |||
| //16 25 40 | 50 | 65 | 32 | 135 | 120 | 430 | |||
| //16 25 40 | 50 | 80 | 33 | 124 | 137 | 430 | |||
| //16 25 40 | 65 | 40 | 160 | 140 | 440 | ||||
| //16 25 40 | 80 | 100 | 50 | 162 | 156 | 440 | |||
| //16 25 40 | 100 | 125 | 65 | 205 | 160 | 455 | |||
| //16 25 40 | 100 | 150 | 65 | 210 | 197 | 455 | |||
| //16 25 40 | 150 | 200 | 100 | 241 | 240 | 488 | |||
| //16 25 40 | 200 | 250 | 125 | 279 | 276 | 525 | |||
| /64 100 | 25 | 32 | 15 | 1 | 10 | 100 | 372 | ||
| /64 100 | 25 | 50 | 114 | 385 | |||||
| /64 100 | 32 | 40 | 20 | 130 | 1 | 10 | 398 | ||
| /64 100 | 40 | 50 | 25 | 124 | 410 | ||||
| /64 100 | 50 | 65 | 32 | 160 | 130 | 445 | |||
| /64 100 | 50 | 80 | 32 | 124 | 137 | 458 | |||
| /64 100 | 65 | 40 | 175 | 160 | 485 | ||||
| /64 100 | 80 | 100 | 50 | 162 | 162 | 496 | |||
| /64 100 | 100 | 125 | 65 | 195 | 195 | 520 | |||
| /64 100 | 100 | 150 | 65 | 210 | 197 | 538 | |||
| /64 100 | 150 | 200 | 100 | 241 | 246 | 638 | |||
| /64 100 | 200 | 250 | 125 | 279 | 297 | 715 | |||
| 160 | 25 | 50 | 13 | 121 | 126 | 445 | |||
| 160 | 40 | 50 | 140 | 149 | 460 | ||||
| 160 | 50 | 80 | 32 | 167 | 490 | ||||
| 160 | 80 | 100 | 48 | 181 | 191 | 500 | |||
| 160 | 100 | 150 | 60 | 233 | 249 | 540 |
RFQ checklist
询价清单：型号或阀门类型、DN/NPS、PN/Class、整定压力、泄放介质、工作温度、阀体及内件材质、进出口连接标准、阀帽/杠杆/先导选项、数量、图纸、证书及检验要求。.
Failure Analysis, Manufacturing Evidence and Quality Control
Common misapplication risks: incorrect thread or connection standard, insufficient certified relieving capacity, unsuitable body or trim material, operating pressure too close to set pressure, unreviewed back pressure, and installation loads transferred to the valve.
Material review: body materials: WCB, CF8, CF8M or CF3M main valve body options. Trim and internals: 304, 316 or 316L main valve trim with F46 disc assembly options according to material code. Spring and stem: 316 spring in pilot/main valve configuration according to catalog material table.
Testing and inspection: Set pressure calibration, shell strength test, seat tightness/leakage test, reseating/blowdown check, dimensional inspection and material verification can be supplied according to the confirmed standard and order requirements.
Source and scope: product data is based on Zobai Safety Valve Product Catalog.pdf, catalog page 040-042. Project compliance remains subject to the approved datasheet, drawing, calculation and controlled certificates for the ordered configuration.
Review material traceability, type-test scope 和 project certificate requirements.
Related Products
常见问题
Safety Valve FAQs
本ZBA46Y/F-16/25/40/64/100/160 C/P/R先导式泄压阀页面涵盖哪些型号？
ZBA46Y/F-16/25/40/64/100/160 C/P/R
应确认哪些尺寸、压力和温度数据？
规格：DN及出口尺寸按产品目录主连接尺寸表。压力：PN16、PN25、PN40、PN64、PN100和PN160。温度：根据阀体材质、软密封和先导配置确认。所选型号的具体组合请予以确认。.
该产品系列可处理哪些介质？
石油、天然气、化工、电力、冶金及城市燃气工况。实际介质成分和温度需进行材质及密封相容性审查。.
产品目录中的尺寸表能否用于最终制造？
仅用于初步审查。在管道或设备制造前，请根据批准的订单图纸确认关键尺寸、连接细节和方向。.
询价单（RFQ）中应包含哪些内容？
询价清单：型号或阀门类型、DN/NPS、PN/Class、整定压力、泄放介质、工作温度、阀体及内件材质、进出口连接标准、阀帽/杠杆/先导选项、数量、图纸、证书及检验要求。.