|
公称压力PN(MPa) Nominal pressure
|
实验压力(MPa)Test pressure
|
|
壳体Shell
|
密封(液)Seal
|
密封(气)Seal
|
上密封Back seal
|
|
1.6
|
2.4
|
1.8
|
0.6
|
1.8
|
|
2.5
|
3.8
|
2.8
|
0.6
|
2.8
|
|
4.0
|
6.0
|
4.4
|
0.6
|
4.4
|
|
6.4
|
9.6
|
7.0
|
0.6
|
7.0
|
|
10.0
|
15.0
|
11.0
|
0.6
|
11.0
|
|
16.0
|
24.0
|
18.0
|
0.6
|
18.0
|
|
适用范围 Suitable scope
|
|
壳体材料Shell material
|
适用介质Applicable medium
|
适用温度(℃)Applicable temperature
|
|
碳素钢(C型)Carburizing steel
|
水、蒸汽、油品Water,steam,oil goods
|
≤425
|
|
|
硝酸类 Nitric acid
|
≤200
|
|
|
醋酸类 Acetic acid
|
≤200
|
|
|
水、蒸汽、油品Water,steam,oilgoods
|
≤550
|
|
主要零件材料Material for main parts
|
|
阀体、阀盖Body,bonnet
|
阀板、阀座 Wedge disc,seat rign
|
阀杆 Stem
|
阀杆螺母 Yoke nut
|
填料 Packing
|
手轮 Hand wheel
|
|
碳素钢 Carburizing steel
|
优质碳钢+硬质合金或不锈钢 High-grade carbon steel+carbide alloy or stainleel
|
铬不锈钢Cr.stainless steel
|
铝青铜AI bronze
|
石墨石棉盘根Graphite,asbestos coils
|
可锻铸铁 Foraeable cast-iron
|
|
铬镍钛钢Cr.Ni.Tisteel
|
不锈钢、不锈钢+硬质合金Stainless steel or +carbide alloy
|
铬镍钛不锈钢Cr.Ni.Ti stainless stee
|
铝青铜AI bronze
|
浸聚四氟乙Dipping polyterafluo-roethylene
|
可锻铸铁Foraeable cast-iron
|
|
铬镍钼钛钢Cr.Ni.Mo.Tisteel
|
不锈钢、不锈钢+硬质合金Stainless steel or +carbide alloy
|
铬镍钼钛不锈钢Cr.Ni.Mo.Ti stainless stee
|
铝青铜AI bronze
|
烯石棉盘根Asbestos coil
|
可锻铸铁Foraeable cast-iron
|
|
铬钼钢Cr.Mo streel
|
合金钢+硬质合金Alloy steel+carbide alloy
|
铬钼铝钢Cr.Mo.Ai steel
|
铝青铜AI bronze
|
柔性石墨Flexibie graphite
|
可锻铸铁Foraeable cast-iron
|
|
|
|
|
|
|
|
|
