| Available Material: | EPDM |
| Backing Type | Soft (this valve seat can be replaceable) |
| Available Size | DN50-1200 |
Rubber, plastic and metal can be used as valve seat materials.
The most popular materials in the market are EPDM, NBR, NR, PTFE, PFA, SS316, STELLITE and so on.
Applicable temperature of EPDM rubber can be -40℃ ~ 130℃.
1. Acid and alkali resistance.
2. Ozone resistance
3. Water vapor resistant.
4. Hot water.
5. Heat resistance.
3. Oil resistance.
|
DN |
D1 |
D2 |
H |
B |
b |
d1 |
|
|
2″ |
DN50 |
76.3 |
51 |
45 |
45 |
34.7 |
11.8 |
|
2.5″ |
DN65 |
89 |
62.8 |
57.9 |
49 |
36.7 |
11.8 |
|
3″ |
DN80 |
103.9 |
77.3 |
73.8 |
49 |
38.7 |
11.8 |
|
4″ |
DN100 |
135 |
102.7 |
96.8 |
55 |
43.7 |
15 |
|
5″ |
DN125 |
159 |
121.8 |
115.5 |
58.5 |
47.7 |
18.2 |
|
6″ |
DN150 |
188.4 |
154.5 |
146.6 |
59 |
47.7 |
18.2 |
|
8″ |
DN200 |
238.2 |
200.9 |
193.7 |
64.5 |
52.2 |
21.3 |
|
10″ |
DN250 |
292.4 |
248.9 |
241 |
72 |
59.7 |
27.7 |
|
12″ |
DN300 |
344.2 |
299.9 |
290.6 |
82 |
69.2 |
30.9 |
|
14″ |
DN350 |
375.1 |
331.7 |
323.6 |
82 |
69.2 |
30.9 |
|
16″ |
DN400 |
438.9 |
387.5 |
377.4 |
91 |
79.7 |
32.45 |
|
18″ |
DN450 |
489.6 |
438.4 |
426.1 |
109 |
98.7 |
37.2 |
|
20″ |
DN500 |
535 |
489 |
477.5 |
135 |
124.7 |
40.3 |
|
24″ |
DN600 |
654.2 |
590.1 |
577.5 |
158 |
145.7 |
49.9 |
|
28″ |
DN700 |
744.1 |
691.8 |
672.4 |
169 |
158 |
62.6 |
|
32″ |
DN800 |
849.9 |
792.1 |
771.2 |
195 |
183.7 |
62.6 |
|
36″ |
DN900 |
947 |
861 |
842 |
211 |
195 |
73.8 |
|
40″ |
DN1000 |
1053 |
961 |
939.3 |
224 |
208 |
83 |
|
48″ |
DN1200 |
1264.1 |
1175.2 |
1136.3 |
286 |
267.7 |
101 |
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