|
Standard specification
|
Structure formation
|
BB-BG-OS & Y
|
|
Design standard
|
DIN3356
|
|
Face to face
|
DIN3202-F1
|
|
Flange ends
|
DIN2531-2545
|
|
Test & inspection
|
DIN3230
|
Main parts material
|
Parts name
|
Carbon steel
|
Stainless steel
|
|
Body
|
GS-C25、WCB
|
austenite stainless steel
|
|
Bonnet
|
GS-C25、WCB
|
austenite stainless steel
|
|
Net
|
SS304
|
austenite stainless steel
|
|
Bolt
|
B7
|
1Cr18Ni9Ti
|
|
Nut
|
2H
|
1Cr18Ni9Ti
|
|
Seal completely Mat slice
|
Flexible graphite +SS304
|
Flexible graphite+SS304
|
Filtrate Net spec.
|
Water
|
20-40 Mesh
|
|
Spirit
|
40-100 Mesh
|
|
Oil
|
10-160 Mesh
|
Worth form in size, weight, Kv in features
|
Nominal Size
|
15
|
20
|
25
|
32
|
40
|
50
|
65
|
80
|
100
|
125
|
150
|
200
|
250
|
300
|
|
L
|
130
|
150
|
160
|
180
|
200
|
230
|
290
|
310
|
350
|
400
|
480
|
600
|
730
|
850
|
|
H
|
85
|
95
|
110
|
125
|
145
|
155
|
175
|
210
|
230
|
270
|
300
|
385
|
535
|
680
|
|
Weight
(kg)
|
PN16
|
3.0
|
4.0
|
5.0
|
7.0
|
9.0
|
12.0
|
16.0
|
21.0
|
30.0
|
43.0
|
61.0
|
121.0
|
154.0
|
255.0
|
|
PN25
|
3.5
|
4.0
|
5.5
|
7.0
|
9.0
|
12.0
|
16.0
|
21.0
|
32.0
|
47.0
|
64.0
|
144.0
|
178.0
|
285.0
|
|
PN40
|
4.0
|
5.0
|
6.0
|
8.0
|
10.0
|
13.0
|
19.0
|
24.5
|
35.0
|
51.0
|
71.0
|
144.0
|
178.0
|
285.0
|
|
Kv
|
7
|
11
|
18
|
26
|
37
|
60
|
100
|
150
|
230
|
330
|
400
|
650
|
1200
|
1900
|
Department such as the cover the demand line up the dirty specification as bellows
|
DN15-20
|
M10X1.5
|
|
DN25-32
|
M16X1.5
|
|
DN40-80
|
M27X1.5
|
|
DN100-150
|
M33X1.5
|
|
DN200-300
|
M48X2
|
|
≥DN350
|
M48X2
|
|
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