产品名称：AF4QH 产品型号：AF4QH
公称通径：DN10～DN600、1/2″～25″
公称压力：PN1.0～32MPa 美标：150Lb～2500Lb
适用温度：≤-196℃～580℃
设计制造：GB/T12243、APl 520
法兰连接：JB/T79
整定压力上海安全阀
| 公称压力 | AF4QH-16/25/40/64/100整定压力(MPa) |
| 1.6 | >0.1-0.16 | >0.16-0.25 | >0.25-0.4 | >0.4-0.6 | >0.6-0.8 | >0.8-1.0 | >1.0-1.3 | >1.3-1.6 |
| 2.5 | >1.3-1.6 | >1.6-2.0 | >2.0-2.5 | " | " | " | " | " |
| 4.0 | >1.3-1.6 | >1.6--2.0 | >2.0-2.5 | >2.5-3.2 | >3.2-4.0 | " | " | " |
| 6.4 | >2.5-3.2 | >3.2-4.0 | >4.0-5.0 | >5.0-6.4 | " | " | " | " |
| 10.0 | >3.2-4.0 | >4.0-5.0 | >5.0-6.4 | >6.4-8.0 | >8.0-10.0 | " | " | " |
| 16.0 | >8.0-10.0 | >10-13 | >13-16 | " | " | " | " | " |
| 32.0 | >13-16 | >16-19 | >19-22 | >22-25 | >25-29 | >29-32 | " | " |
主要参数海安全阀
| 公称压力 | 型 号 |
| PN1.0MPa | AF4QH-10C | AF4QW-10P | AF4QW-10P8 | AF4QW-10P3 | AF4QW-10R | AF4QW-10R8 | AF4QW-10R3 |
主要
零件
材料 | 阀体 | WCB | ZG1Cr18Ni9Ti | CF8 | CF3 | ZG1Cr18Ni12Mo2Ti | CF8M | CF3M |
| 阀盖 | WCB | ZG1Cr18Ni9Ti | CF8 | CF3 | ZG1Cr18Ni12Mo2Ti | CF8M | CF3M |
| 阀座 | 2Cr13 | 1Cr18Ni9Ti | 0Cr18Ni9 | 00Cr19Ni10 | 1Cr18Ni12Mo2Ti | 0Cr17Ni12Mo2 | 00Cr17Ni14Mo2 |
| 阀瓣 | 2Cr13 | 1Cr18Ni9Ti | 0Cr18Ni9 | 00Cr19Ni10 | 1Cr18Ni12Mo2Ti | 0Cr17Ni12Mo2 | 00Cr17Ni14Mo2 |
| 反冲盘 | 2Cr13 | 1Cr18Ni9Ti | 0Cr18Ni9 | 00Cr19Ni10 | 1Cr18Ni12Mo2Ti | 0Cr17Ni12Mo2 | 00Cr17Ni14Mo2 |
| 阀杆 | 2Cr13 | 1Cr18Ni9Ti | 0Cr18Ni9 | 00Cr19Ni10 | 1Cr18Ni12Mo2Ti | 0Cr17Ni12Mo2 | 00Cr17Ni14Mo2 |
| | 弹簧 | 50CrVA | 50CrVA（表面包覆氟塑料） |
| 适用温度 | 250℃ | 180℃ |
| 适用介质 | 空气等 | 硝酸类腐蚀性气体介质 | 醋酸类腐蚀性气体介质 |
| 弱腐蚀性气体介质 |
| 弹簧 | 0.02～0.035；0.035～0.045；0.045～0.06； |
| 压力级 | 0.06～0.08；0.08～0.11；0.11～0.15；0.15～0.20； |
| MPa |
连接尺寸
| 公称通径DN | 主要尺寸（mm） | 重量（kg） |
| D | D1 | D2 | b | Z-Φd | D3 | H |
| 40 | 145 | 110 | 85 | 16 | 4-18 | 100 | 250 | 5 |
| 50 | 160 | 125 | 100 | 16 | 4-18 | 115 | 272 | 6 |
| 65 | 180 | 145 | 120 | 18 | 4-18 | 140 | 285 | 6.3 |
| 80 | 195 | 160 | 135 | 20 | 4-18 | 172 | 296 | 6.5 |
| 100 | 215 | 180 | 155 | 20 | 8-18 | 212 | 425 | 14 |
| 125 | 245 | 210 | 185 | 22 | 8-18 | 254 | 450 | 22 |
| 150 | 280 | 240 | 210 | 22 | 8-23 | 280 | 480 | 35 |
| 200 | 335 | 295 | 365 | 24 | 8-23 | 330 | 520 | 50 |