贵州贵阳供暖用pn16西门子电动调节阀VXF43.80

西门子VXF43三通法兰连接座阀 PN16

- 带有与 ISO 7005 连接的法兰
- 用于开环和闭环系统，冷却水?冷冻水?低温高温水、盐水、传热油、饱和过热蒸汽的控制

西门子VXF43三通法兰连接座阀技术参数表N4404
行程                                               40 mm
泄漏率                                            0...0.01 % of kvs 值
旁通泄漏率                                      0.5...2 % of kvs 值
介质温度                                         -20…220 °C
阀门流量特性直通                             等百分比
直通                                               kvs 250/400 线性
旁通                                               线性
阀门可调比                                      >100
允许工作压力                                   1600 kPa
阀体                                               球墨铸铁  EN-GJS-400-18-LT
阀门内件材料                                   不锈钢
额定压力                                         PN 16