产品编号 : QGQ21D5001-00
公称直径: DN50
设计压力: PN40
设计温度: -55°C-80°C
材质: CF8M
2”气相紧急切断阀，设计压力为34.5Bar ( 500PSI)，试验压力为 70Bar ( 1015PSI) -入 口法兰为4- φ 18均布在PCD125的法兰面，连接2″球阀，配备1.75″ ACME法兰接头和防尘盖。
安装尺寸
组装图
| 序号 | 零件图号 | 零件名称 |
| 1 | QGQ21D5002-01 | 气相切断阀阀体 |
| 2 | QGQ21D5001-02 | 含氟凸轮支撑 |
| 3 | QGQ21D5001-03 | 先导杆 |
| 4 | QGQ21D5001-04 | 大弹簧 |
| 5 | QGQ21D5001-05 | 大弹簧座 |
| 6 | QGQ21D5001-06 | 阀杆导套 |
| 7 | QGQ21D5001-07 | 星型导杆 |
| 8 | QGQ21D5001-09 | 阀瓣底座 |
| 9 | QGQ21D5001-10 | 阀瓣 |
| 10 | QGQ21D5001-11 | 先导密封圈 |
| 11 | QGQ21D5001-12 | 先导密封圈座 |
| 12 | GB 6179-86 | |型六角开槽螺母 |
| 13 | GB 91-2000 | 开口销 |
| 14 | QGQ21D5001-13 | 阀瓣导套 |
| 15 | QGQ21D5001-14 | 阀瓣密封圈 |
| 16 | GB/T 70.1-2000 | 内六角圆柱头螺钉 |
| 17 | QGQ21D5002-03 | 小弹簧 |
| 18 | QGQ21D5001-16 | 小弹簧座 |
| 19 | QGQ21D5001-17 | 球阀杆 |
| 20 | GB/T 6184-2000 | |型六角锁紧螺母 |
| 21 | QGQ21D5001-18 | T50球阀手柄 |
| 22 | DIN933 | 六角头螺栓 |
| 23 | GB/T 93-1981 | 弹垫 |
| 24 | QGQ21D5001-20 | 球阀填料压盖 |
| 25 | GB3452.1-92 | 氯丁橡胶O型圈 |
| 26 | GB3452.1-92 | 氯丁橡胶O型圈(球阀大圈) |
| 27 | QGQ21D5001-21 | 中口(球阀) |
| 28 | QGQ21D5001-22 | 球阀储能密封圈 |
| 29 | QGQ21D5001-23 | 小片(球阀) |
| 序号 | 零件图号 | 零件名称 |
| 30 | QGQ21D5002-04-00 | 1.75寸法兰接头 |
| 31 | 11500003-00 | 夹包式垫片 |
| 32 | QGQ21D5001-26 | 阀体 |
| 33 | QGQ21D5001-27 | 阀座 |
| 34 | QLF65001-02 | 球 |
| 35 | QGQ21D5001-28 | 大片 |
| 36 | GB/T70.1-2000 | 内六角圆柱头螺钉 |
| 37 | JZ964C01-08 | 平垫 |
| 38 | QGQ21 D5002-05-00 | 切断阀手柄焊接组件 |
| 39 | QGQ21D5001-30 | 切断阀阀杆 |
| 40 | QGQ21D5001-31 | 切断阀填料压盖 |
| 41 | QGQ21D5001-32 | 填料压盖轴套 |
| 42 | GB3452.1-92 | 氯丁橡胶O型圈(切断阀大圈) |
| 43 | QGQ21D5001-33 | 上轴套 |
| 44 | QGQ21D5001-34 | 上压环 |
| 45 | QGQ21D5001-35 | V型密封圈 |
| 46 | QGQ21D5001-36 | 下压环 |
| 47 | QGQ21D5001-37 | 中口(切断阀) |
| 48 | QGQ21D5001-38 | 切断阀储能密封圈 |
| 49 | QGQ21D5001-39 | 下轴套 |
| 50 | QGQ21D5001-40 | 凸轮 |
| 51 | GB 97.1-1985 | 平垫 |
| 52 | DIN933 | 六角头螺栓 |
| 53 | GB/T 93-1981 | 弹垫 |
| 54 | DIN 934 | 螺母 |
| 55 | GB 899-88 | 双头螺柱 |
| 56 | GB/T 93-1981 | 弹垫 |
| 57 | DIN 934 | 螺母 |
| 58 | QGQ21D5001-19 | 碟形弹片 |
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