Our Product — Check Valve - DIN swing check valve
● Standards:
- 1. Design and manufacture: BS 5153/EN 12334.
2. Flange dimensions: BS 4504/DIN 2533.
3. Face to face dimensions: DIN 3202 F6.
4. Test and inspection: API 598/EN12266.
5. Size up to 36".
● Materials
1 |
Body |
Ductile iron GJS-500-7 (GGG-50) |
2 |
Washer |
Stainless steel A2 |
3 |
Nut |
Stainless steel A2 |
4 |
Stud bolt |
Stainless steel A2 |
5 |
Face ring |
Alu-bronze CC331G (AB1) |
6 |
Seat ring |
Alu-bronze CC331G (AB1) |
7 |
Bonnet |
Ductile iron GJS-500-7 (GGG-50) |
8 |
Bolt |
Stainless steel A2 |
9 |
O-cord |
EPDM rubber |
10 |
Guide bush |
EPDM rubber |
11 |
Washer |
Stainless steel A2 |
12 |
Split pin |
Stainless steel A2 |
13 |
Castle nut |
Stainless steel A2 |
14 |
Stud bolt |
Stainless steel A2 |
15 |
Hinge arm |
Ductile iron GJS-500-7 (GGG-50) |
16 |
Disc |
Ductile iron GJS-500-7 (GGG-50) |
DN |
D |
D1 |
D2 |
L |
b |
f |
z-d |
H |
40 |
150 |
110 |
88 |
180 |
18 |
3 |
4-18 |
128 |
50 |
165 |
125 |
102 |
200 |
20 |
3 |
4-18 |
136 |
65 |
185 |
145 |
122 |
240 |
20 |
3 |
4-18 |
147 |
80 |
200 |
160 |
138 |
260 |
22 |
3 |
8-18 |
158 |
100 |
220 |
180 |
158 |
300 |
24 |
3 |
8-18 |
184 |
125 |
250 |
210 |
188 |
350 |
26 |
3 |
8-18 |
212 |
150 |
285 |
240 |
212 |
400 |
26 |
3 |
8-23 |
227 |
200 |
340 |
295 |
268 |
500 |
30 |
3 |
12-23 |
263 |
250 |
405 |
355 |
320 |
600 |
32 |
3 |
12-27 |
304 |
