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- 適用于閉式循環系統中，冷凍水和低溫熱水的的控制
材質：鑄鐵
閥芯：≤DN40鉻鎳鋼/黃銅
≥DN50鉻鎳鋼/青銅
承壓：PN16
低溫：-10°C
高溫：150°C
閥桿行程：≤DN80：20mm
≥DN100：40mm
型號概覽：（VVF40...）
|
| 公稱直徑 | Kvs |  SQX |  SKD |  SKB | SKC | ||||
| 型 號[兩通閥] | △Pmax | △Ps | △Pmax | △Ps | △Pmax | △Ps | △Pmax | △Ps | ||
| VVF40.15-1.9 | 15 | 1.9 | 300 | 1600 | 300 | 1600 | 300 | 1600 |
|
|
| VVF40.25-5 | 25 | 5 | 300 | 1550 | 300 | 1600 | 300 | 1600 |
|
|
| VVF40.40-12 | 45 | 12 | 300 | 525 | 300 | 775 | 300 | 1600 |
|
|
| VVF40.50-31 | 50 | 31 | 300 | 325 | 300 | 475 | 300 | 1300 |
|
|
| VVF40.65-49 | 65 | 49 | 175 | 275 | 275 | 275 | 300 | 750 |
|
|
| VVF40.80-78 | 80 | 78 | 100 | 175 | 175 | 175 | 300 | 500 |
|
|
| VVF40.100-124 | 100 | 124 |
|
|
|
|
|
| 200 | 300 |
| VVF40.125-200 | 125 | 200 |
|
|
|
|
|
| 150 | 200 |
| VVF40.150-300 | 150 | 300 |
|
|
|
|
|
| 100 | 125 |
△Pmax閥門zui大允許壓差；△Ps閥門關閉壓差