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American standard flat gate valve
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Product characteristics
technical specifications
Product parameters
| No. | part | Standard materials | acidic environment | low-temperature environment |
|---|---|---|---|---|
1 | valve body | ASTM A216 WCB | ASTM A216 WCB | ASTM A351 LCB |
2 | valve seat | ASTM A105N+ENP | ASTM A105N+ENP | ASTM A352 LF2+ENP |
3 | piston | ASTM A105N+ENP | ASTM A105N+ENP | ASTM A352 LF2+ENP |
4 | valve stem | ASTM A182 F6a | ASTM A182 F6a(NACE) | ASTM A182 F6a |
5 | shim | SS304+graphite pad/RTJ ring | SS304+graphite pad/RTJ ring | SS304+graphite pad/RTJ ring |
6 | bolt | ASTM A193 B7 | ASTM A193 B7 | ASTM A320 L7 |
7 | nut | ASTM A194 2H | ASTM A194 2H | ASTM A194 7 |
8 | Switching lever | ASTM A276 410 | ASTM A276 410(NACE) | ASTM A276 316 |
9 | filler | graphite | graphite | graphite |
10 | bolt | ASTM A193 B7 | ASTM A193 B7 | ASTM A320 L7 |
11 | nut | ASTM A194 2H | ASTM A194 2H | ASTM A194 7 |
12 | support | carbon steel | carbon steel | carbon steel |
13 | bolt | ASTM A193 B7 | ASTM A193 B7 | ASTM A320 L7 |
14 | bearing | carbon steel | carbon steel | carbon steel |
15 | stem nut | ASTM A439 D-2 | ASTM A439 D-2 | ASTM A439 D-2 |
16 | bearing housing | carbon steel | carbon steel | carbon steel |
17 | gear | nodular cast iron | nodular cast iron | nodular cast iron |
18 | nut | carbon steel | carbon steel | carbon steel |
19 | Dust cover body | polycarbonate | polycarbonate | polycarbonate |
20 | dust cover | PTFE | PTFE | PTFE |
21 | spring | 17-7PH/Chromium Nickel Iron Alloy X-750 | 17-7PH/Chromium Nickel Iron Alloy X-750 | 17-7PH/Chromium Nickel Iron Alloy X-750 |
22 | O-ring | Fluororubber A | Fluororubber A | HNBR |
23 | O-ring | Fluororubber A | Fluororubber A | HNBR |
24 | Oil cup | carbon steel | carbon steel | carbon steel |
25 | Grease injection valve | stainless steel | stainless steel | stainless steel |
26 | bolt | stainless steel | stainless steel | stainless steel |
27 | drain valve | stainless steel | stainless steel | stainless steel |
28 | bolt | stainless steel | stainless steel | stainless steel |
29 | nameplate | SS304 | SS304 | SS304 |
30 | rivet | SS304 | SS304 | SS304 |
31 | bonnet | ASTM A105N | ASTM A105N | ASTM A350 LF2 |
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