Mô tả sản phẩm:
- Áp suất làm việc: Max 1,6 Mpa.
- Nhiệt độ làm việc: Max 2500C.
- Kích thước: DN40 – DN100.
- Môi trường làm việc:Nước, khí, hơi.
Main parts and materials
Parts name
Material
Body, Cover, Guide sleeve
Nodular iron
Stem, Seal ring
2Cr13
Spring
50CrVA
Funtion and specification
Type
Nominal
pressure
PN
Strength
testing
PS
Designth opening pressure
PK
The deflectin value of opening pressure
Discharging pressure
Restore pressure
Sealing pressure
Suitable medium
Fitting temprature
Ratio of discharging volune
A47H-16Q
(MPa)
1.6
2.4
0.1-0.16
0.1
0.086 - 0.114
≤0.11
³0.075
³0.009
Steam
Air
Water
≤250(°C)
0.16
0.16-0.25
0.146 - 0.174
≤0.176
³0.135
³0.144
0.25-0.4
0.25
0.236 - 0.264
≤0.276
³0.22
³0.225
0.4-0.6
0.4
0.386 - 0.414
≤0.44
³0.36
0.6-1.0
0.6
0.582 - 0.618
≤0.66
³0.54
1.0-1.3
1.0
0.97 - 1.03
≤1.1
³0.9
1.3-1.6
1.3
1.261 - 1.339
≤1.43
³1.17
1.552 - 1.648
≤1.76
³1.576
³1.44
Outling and connect measurement
Nominal f
DN(mm
Measurement(mm)
d0
D
D1
D2
b
f
Z-d
DN’
D’
D1’
D2’
b’
f’
Z’-d’
L
L’
H
40
32
150
110
88
18
3
4-17.5
120
423
50
165
125
102
20
135
510
80
65
200
160
133
22
8-17.5
170
607
100
220
180
158
24
205
738