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- DIN Standard safety relief valve
Comprehensive Solution For Steam And Heat System
|
Model |
35.901/902/91/912 |
55.901/911 |
|
Nominal pressure |
PN40/16 |
PN40/16 |
|
Body material |
Carbon Steel 1.0619+N |
Stainless steel 1.4408 |
|
Nominal diameter |
DN20/32~DN150/20 |
DN20/32~DN100/150 |
|
Working temperature |
-10℃~450℃ |
-60℃~400℃ |
|
DN |
20 32 |
25 40 |
32 50 |
40 65 |
50 80 |
65 100 |
80 125 |
100 125 |
125 200 |
150 250 |
|
d0(mm) Throughflow aperture |
18 |
22 |
29 |
36 |
45 |
58 |
72 |
80 |
100 |
125 |
|
A0(mm) Throughflow area |
254 |
398 |
661 |
1018 |
1590 |
2688 |
4072 |
6362 |
8825 |
12266 |
|
Weight(Kg) |
8.5 |
10 |
14 |
20 |
28 |
40 |
53 |
80 |
125 |
165 |
|
DNⅹDN1 |
20ⅹ32 |
25ⅹ40 |
32ⅹ50 |
40ⅹ65 |
50ⅹ80 |
65ⅹ100 |
80ⅹ125 |
100ⅹ150 |
125ⅹ200 |
150ⅹ250 |
|
|
D |
PN16 |
105 |
115 |
140 |
150 |
165 |
185 |
200 |
220 |
250 |
285 |
|
PN40 |
235 |
220 |
300 |
||||||||
|
K |
PN16 |
75 |
85 |
100 |
110 |
125 |
145 |
160 |
180 |
210 |
240 |
|
PN40 |
190 |
220 |
250 |
||||||||
|
b |
20 |
20 |
20 |
21 |
22 |
24 |
26 |
28 |
31 |
34 |
|
|
D1 |
PN16 |
140 |
150 |
165 |
185 |
200 |
220 |
250 |
285 |
340 |
405 |
|
K1 |
100 |
110 |
125 |
145 |
160 |
180 |
210 |
240 |
295 |
355 |
|
|
b1 |
19 |
19 |
20 |
20 |
20 |
20 |
22 |
22 |
27 |
29 |
|
|
L |
85 |
100 |
110 |
115 |
120 |
140 |
160 |
180 |
200 |
220 |
|
|
L1 |
95 |
105 |
115 |
140 |
150 |
170 |
195 |
220 |
250 |
285 |
|
|
≈H |
298 |
311 |
315 |
355 |
405 |
555 |
580 |
690 |
845 |
890 |
|
|
Nominal pressure |
PN |
|
|
Test pressure |
Strength test |
1.5*design pressure |
|
Seal test |
1.1*design pressure |
|
|
Gas seal test |
0.6*design pressure |
|
|
Max outlet pressure |
PN |
|
|
Outlet pressure range |
0.2-PN |
|
