Everfit Technology CO., LTD. (EFT) is one of the stainless steel pipe fittings manufacturers based in Taiwan with over 36 years of experience. EFT provides 316, 316Ti stainless steel pipe fittings, pipe reducer, eccentric pipe reducer, vacuum pump, valve actuator - ISO, EN11435, DNV, TSSA CRN, BPE, 3-A SSI certified.
The Original Double Seat Valve
NO | PART NAME | QTY | MATERIAL |
---|---|---|---|
1 | Piston | 1 | SUS 304 |
2 | Cyinder | 1 | SUS 304 |
3 | Spring assembly | 1 | SUS304 |
4 | O-ring | 1 | NBR |
5 | O-ring | 1 | NBR |
6 | Bracket | 1 | SUSB04 |
7 | O-ring | 1 | NBR |
8 | O-ring | 1 | NBR |
9 | Lock wire clip | 1 | SUS 304 |
10 | Stop ring | 1 | PE |
11 | Clip complete | 1 | SUS 420 |
12 | Stem | 1 | SUS 316 |
13 | Seal ring | 2 | EPDM |
14 | Middle piece | 1 | SUS 316 |
15 | Washer | 1 | SUS 316 |
16 | O-ring | 1 | O-ring |
17 | Screws | 1 | SUS316 |
18 | Lip seal-EPDM | 1 | EPDM |
19 | Valve body-upper | 1 | SUS 316 |
20 | Valve body-lower | 1 | SUS 316 |
21 | Valve body seal ring | 1 | EPDM |
22 | Clamp | 2 | SUS 304 |
23 | Air connection | 1 | Cupper |
24 | Air outlet filter | 1 | Cupper |
Please state the following when ordering:
Size | ID mm |
OD mm |
A0 mm |
A1 mm |
A2 mm |
ØD mm |
C mm |
E1 mm |
E2 mm |
t mm |
L/Clamp mm |
L/SMS Male mm |
L/IDF Male mm |
L/RJT Male mm |
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
25.4 | 22.1 | 25.4 | 202 | 14 | 258 | 60 | 55.6 | 50.5 | 38 | 1.65 | 21.5 | 19 | 21.5 | 21.5 |
38.1 | 34.7 | 38.1 | 287 | 25 | 426 | 87 | 80 | 60 | 68.5 | 1.65 | 21.5 | 23 | 21.5 | 21.5 |
50.8 | 47.5 | 50.8 | 361 | 25 | 454 | 87 | 92 | 68.5 | 68.5 | 1.65 | 21.5 | 23 | 21.5 | 21.5 |
63.5 | 60.2 | 63.5 | 385 | 25 | 493 | 87 | 108 | 79 | 82 | 1.65 | 21.5 | 27 | 21.5 | 21.5 |
76.1 | 72.9 | 76.1 | 453 | 32 | 581 | 133 | 128 | 103.5 | 103.5 | 1.65 | 21.5 | 27 | 21.5 | 21.5 |
101.6 | 97.6 | 101.6 | 481 | 32 | 630 | 133 | 148 | 103.5 | 103.5 | 2 | 21.5 | 30 | 30 | 30 |
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