Apply the standard:
|
Structure formation
|
BB-BG-OS & Y
|
|
Design standard
|
DIN3356
|
|
Face to face
|
DIN3202
|
|
Flange ends
|
DIN2543-2546
|
|
Test & inspection
|
DIN3230
|
Products performance specification:
|
Nominal pressure(MPA)
|
Shell test
(MPA) |
Sealing test(MPA)
|
Suitable temp.(℃)
|
Suitable medium
|
|
1.6
|
2.4
|
1.76
|
-20-350℃
|
Water oil & gas
|
|
2.5
|
3.75
|
2.75
|
||
|
4.0
|
6.0
|
4.4
|
Main parts material:
|
Parts name
|
Body
Bonnet
|
Shuts piece
|
Seal completely
|
Bolt piece
|
|
Material
|
GS-C25
|
2Cr13
|
2Cr13, STL
|
Carbon steel
|
|
1Cr18Ni9Ti
|
1Cr18Ni9Ti
|
1Cr18Ni9Ti, STL
|
1Cr18Ni9Ti
|
|
|
CF3, CF8
CF3, CF8
|
SS316
|
304L, 304
316L, 316, STL
|
1Cr18Ni9Ti
|
Function and feature size:
|
DN
|
L
|
H
|
Kv
|
Weight(kg)
|
||
|
PN16
|
PN25
|
PN40
|
||||
|
15
|
130
|
70
|
5.7
|
2.4
|
3.5
|
3.8
|
|
20
|
150
|
70
|
7.8
|
3.0
|
4.4
|
3.8
|
|
25
|
160
|
80
|
11.8
|
3.8
|
5.0
|
5.9
|
|
32
|
180
|
80
|
17.9
|
5.7
|
6.0
|
7.1
|
|
40
|
200
|
85
|
27.5
|
7.4
|
8.0
|
10.4
|
|
50
|
230
|
95
|
48.0
|
10.3
|
11.0
|
12.3
|
|
65
|
290
|
110
|
77.6
|
15.2
|
16.0
|
22.7
|
|
80
|
310
|
130
|
109.0
|
20.4
|
21.0
|
28.5
|
|
100
|
350
|
155
|
168.0
|
31.0
|
32.0
|
40.0
|
|
125
|
400
|
165
|
251.0
|
49.0
|
51.0
|
64.0
|
|
150
|
480
|
215
|
389.0
|
69.0
|
70.0
|
90.0
|
|
200
|
600
|
285.0
|
664.0
|
132.0
|
136.0
|
170.0
|
|
250
|
730
|
325
|
1017.0
|
198.0
|
218.0
|
240.0
|
|
300
|
850
|
365
|
1446.0
|
278.0
|
330.0
|
370.0
|