DIN Carbon Steel Check Valve

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 |
|