NKZ41H真空閘閥
公稱通徑
DN/mm
Nominal
diameter 試驗壓力/MPa Seal test
殼體強度試驗
Sheli strength
上密封試驗
Back seal 密封試驗
Seal test
1.0 1.1 1.1
1.6 1.8 1.8
2.5 2.8 2.8
4.0 4.4 4.4
6.4 7.0 7.0
10.O 11.0 11.O
產品類型 Product type 適用介質 Applicable medium 適用溫度/℃ Applicable temperature
NKZ41H
NKZ44H
NKZ944H
NKZ941H -C型
水、蒸汽、空氣
Water,Stram.Air ≤425
NKZ41H
NKZ44H
NKZ944H
NKZ941H Y-I型
水、蒸汽、空氣
Water,Stram.Air ≤550
零件名稱
Part name 閥體、閥蓋
Body Bonnet 閥桿
Valve stem 閥板
Wedge gate 密封面
Sealing face 閥桿螺母
Yoke nut 填料
Packing 緊固件
Fastener
NKZ44
NKZ41
NKZ944
NKZ941 -C型
WCB 2Gr13 25 H:合金鋼
H:alloy steel 鋁青銅
Al
bronze 膨脹復合石墨
Expanding
compound
graphite 優質碳鋼
High-grade
carbon steel
NKZ44
NKZ41
NKZ944
NKZ941 Y-I型
鉻鉬鋼
Cr.M0 steel 20Cr1M01VA
38CrMoAIA 鉻鉬鋼
Cr.Mo steel Y:硬質合金
Y:carbide alloy 鉻鉬鋼
Cr.Mo steel
■真空閘閥主要尺寸/mm Main dimensions NKZ41H-10/NKZ941Y-10I NKZ44H-10/NKZ944Y-10I
公稱
通徑
主要外形尺寸及連接尺寸(mm)
L
D
D1
D2
b
f
z-d
H
H1
H2
D0
手動(kg)
電動(kg)
50
250
160
125
100
18
3
4-18
350
400
640
220
25
72
65
265
180
145
120
20
3
4-18
375
450
670
240
31
74
80
280
195
&nbs