水用兩通閥/三通閥,法蘭連接,PN10,行程20mm/40mm
- 適用于閉式循環(huán)系統(tǒng)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:PN10 連接:法蘭 低溫:-10°C 高溫:150°C 閥桿行程:≤DN80:20mm ≥DN100:40mm
公稱直徑 mm
Kvs 流量系數(shù) [m3/h]
△Pmax
△Ps
VVF31.15-2.5 VVF31.15-4
15
2.5 4
300
1000
VVF31.24 VVF31.25-6.3 VVF31.25 VVF31.25-10
25
5 6.3 7.5 10
VVF31.39 VVF31.40 VVF31.40-25
40
12 19 25
525
775
VVF31.50 VVF31.50-40
50
31 40
325
475
VVF31.65 VVF31.65-63
65
49 63
175
275
750
VVF31.80 VVF31.80-100
80
78 100
100
500
VVF31.90 VVF31.100-160
124 160
200
VVF31.91 VVF31.125-250
125
200 250
150
VVF31.92-300 VVF31.150-315
300 315
△Pmax閥門*大允許壓差;△Ps閥門關閉壓差
VXF31.15-2.5 VXF31.15-4
VXF31.24 VXF31.25-6.3 VXF31.25 VXF31.25-10
VXF31.39 VXF31.40-16 VXF31.40 VXF31.40-25
VXF31.50 VXF31.50-40
VXF31.65 VXF31.65-63
VXF31.80 VXF31.80-100
VXF31.90 VXF31.100-160
VXF31.91 VXF31.125-250
VXF31.92-300 VXF31.150-315
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