■ Main Capability Criterion
|
Type
|
Class (Lb)
|
Constant-temperature testing pressure(MPa)
|
Low temperature seal testing pressure
(MPa)
|
Working temperature and applicable medium
|
||||
|
Shell
|
Seal (gas)
|
Back seal
|
||||||
|
DZ40Y-150(Lb)
|
150
|
3.0
|
0.6
|
2.2
|
0.6
|
-46℃ammonia, liquid nitrogen, propane
|
-101℃ethylene, carbon dioxide
|
-196℃firedamp, liquid nature gas
|
|
DZ40Y-300(Lb)
|
300
|
7.5
|
0.6
|
5.5
|
0.6
|
|||
|
DZ40Y-600(Lb)
|
600
|
15.0
|
0.6
|
11.0
|
0.6
|
|||
■ Main Outline Dimension and Connection Dimension
|
Class(Lb)
|
In
|
2
|
3
|
4
|
5
|
6
|
8
|
10
|
12
|
|
mm
|
50
|
80
|
100
|
125
|
150
|
200
|
250
|
300
|
|
|
DZ40Y-150Lb
|
|||||||||
|
L
|
178
|
203
|
229
|
254
|
267
|
292
|
330
|
356
|
|
|
D0
|
200
|
250
|
250
|
300
|
300
|
350
|
400
|
400
|
|
|
H
|
-16℃
|
110
|
120
|
130
|
140
|
140
|
140
|
150
|
150
|
|
-101℃
|
130
|
150
|
160
|
170
|
170
|
170
|
180
|
180
|
|
|
-196℃
|
170
|
190
|
200
|
220
|
220
|
220
|
240
|
240
|
|
|
DZ40Y-300Lb
|
|||||||||
|
L
|
216
|
283
|
305
|
381
|
403
|
419
|
457
|
502
|
|
|
D0
|
200
|
250
|
300
|
350
|
350
|
400
|
450
|
500
|
|
|
H
|
-16℃
|
110
|
120
|
130
|
140
|
140
|
140
|
150
|
150
|
|
-101℃
|
130
|
150
|
160
|
170
|
170
|
170
|
180
|
180
|
|
|
-196℃
|
170
|
190
|
200
|
220
|
220
|
220
|
240
|
|
|