主要零件材质
主要零件材质
| 序号 | 部件名称 | 标准 | 不锈钢 | 酸性介质 | 低温介质 |
|---|---|---|---|---|---|
| 1 | 阀体 | ASTM A216 WCB | ASTM A351 CF8M | ASTM A216 WCB | ASTM A352 LCB |
| 2 | 阀体螺栓 | ASTM A193 B7 | ASTM A193 B8 | ASTM A193 B7M | ASTM A320 L7M |
| 3 | 阀体螺母 | ASTM A194 2H | ASTM A194 8 | ASTM A194 2HM | ASTM A194 7M |
| 4 | 垫片 | 316ss+Graphite | 316ss+Graphite | 316ss+Graphite | 316ss+Graphite |
| 5 | 阀盖 | Carbon steel | S.S. | Carbon steel | Carbon steel |
| 6 | 固定支撑 | ASTM A216 WCB/ENP | ASTM A216 WCB/ENP | ASTM A216 WCB/ENP | ASTM A216 WCB/ENP |
| 7 | 垫片 | 316+PTFE+MoS2 | 316+PTFE+MoS2 | 316+PTFE+MoS2 | 316+PTFE+MoS2 |
| 8 | 螺栓 | ASTM A193 B7 | ASTM A193 B8 | ASTM A193 B7M | ASTM A320 L7M |
| 9 | 螺母 | ASTM A194 2H | ASTM A194 8 | ASTM A194 2HM | ASTM A194 7M |
| 10 | O 型圈 | NBR | NBR | NBR | NBR |
| 11 | 轴承 | 316+PTFE+MoS2 | 316+PTFE+MoS2 | 316+PTFE+MoS2 | 316+PTFE+MoS2 |
| 12 | 排污塞 | Assembly | Assembly | Assembly | Assembly |
| 13 | 阀座插件 | 25% Glass-filled PTFE | 25% Glass-filled PTFE | 25% Glass-filled PTFE | 25% Glass-filled PTFE |
| 14 | O 型圈 | NBR | NBR | NBR | NBR |
| 15 | 阀座弹簧 | ASTM A105/ENP | ASTM A182 F316 | ASTM A106/ENP | ASTM A350 LF2/ENP |
| 16 | 阀座弹簧 | Inconel X-750 | Inconel X-750 | Inconel X-750 | Inconel X-750 |
| 17 | 球体 | ASTM A105/ENP | ASTM A182 F316 | ASTM A105/ENP | ASTM A350 LF2/ENP |
| 18 | 阀杆 | ASTM A182 F316 | ASTM A182 F316 | ASTM A182 F316 | ASTM A182 F316 |
| 19 | 注脂装置 | Assembly | Assembly | Assembly | Assembly |
| 20 | 注脂装置 | Assembly | Assembly | Assembly | Assembly |
| 21 | O 型圈 | NBR | NBR | NBR | NBR |
| 22 | O 型圈 | NBR | NBR | NBR | NBR |
| 23 | 注脂装置 | Assembly | Assembly | Assembly | Assembly |
| 24 | 垫片 | 316ss+Graphite | 316ss+Graphite | 316ss+Graphite | 316ss+Graphite |
| 25 | 填料 | Graphite | Graphite | Graphite | Graphite |
| 26 | 螺栓 | ASTM A193 B7 | ASTM A193 B8 | ASTM A193 B7M | ASTM A320 L7M |
| 27 | 螺母 | ASTM A194 2H | ASTM A194 8 | ASTM A194 2HM | ASTM A194 7M |
| 28 | 填料 | ASTM A182 F316 | ASTM A182 F316 | ASTM A182 F316 | ASTM A182 F316 |
| 29 | 填料压盖 | ASTM A216 WCB | ASTM A351 CF8M | ASTM A216 WCB | ASTM A352 LCB |
| 30 | 螺栓 | ASTM A193 B7 | ASTM A193 B8 | ASTM A193 B7M | ASTM A320 L7M |
| 31 | 螺母 | ASTM A194 2H | ASTM A194 8 | ASTM A194 2HM | ASTM A194 7M |
| 32 | 螺栓 | ASTM A193 B7 | ASTM A193 B8 | ASTM A193 B7M | ASTM A320 L7M |
| 33 | 螺母 | ASTM A194 2H | ASTM A194 8 | ASTM A194 2HM | ASTM A194 7M |
| 34 | 蜗轮 | Assembly | Assembly | Assembly | Assembly |
| 35 | 定位销 | Carbon steel | S.S. | Carbon steel | ASTM A182 F304 |
| 36 | 支架 | ASTM A216 WCB | ASTM A351 CF8M | ASTM A216 WCB | ASTM A352 LCB |
| 37 | 螺栓 | Carbon steel | S.S. | Carbon steel | Carbon steel |
| 38 | 轴承 | 316+PTFE+MoS2 | 316+PTFE+MoS2 | 316+PTFE+MoS2 | 316+PTFE+MoS2 |
