標準材料規范
NO. | Part Name | ASTM Material | |||||
Carbon steel | 304 Type | 316 Type | 304L Type | 316L Type | 20Alloy | ||
1 | Body | A216 WCB | A351CF8 | A351CF8M | A351CF3 | A351CF3M | A351CN7M |
2 | Bonnet | A216 WCB | A351CF8 | A351CF8M | A351CF3 | A351CF3M | A351CN7M |
3 | Ball | A105 ENP "1 | A182F304 | A182F316 | A182F304L | A182F316L | 20Alloy |
4 | Stem | A276 410 | A276304 | A276316 | A276304L | A276316L | 20Alloy |
5 | Seat | A182 F6a | A276304 | A276316 | A276304L | A276316L | 20Alloy |
6 | Seat Insert | Class filled+PTFE | Class fillex+PTFE | ||||
7 | Seat Spring | A313-304 | A313-304 | InconelX-750 | |||
8 | Seat Ring | NBR | Viton | ||||
9 | Stem O-ring | NBR | Viton | ||||
10 | Bonnet Gasket | 304+graphite | 304+graphite | 316+graphite | 304L+graphite | 316L+graphite | 20-Alloy+graphite |
11 | Bonnet O-ring | NBR | Viton | ||||
12 | Antistatic Spring | A313-304 | A313-304 | InconelX-750 | |||
13 | Grounding Plunger | A105 | A276304 | A276316 | A276304L | A276316L | 20-Alloy |
14 | Bonnet Bolt | A193 B7 | A193 B8 | A193 B8 | A193 B8 | A193 B8 | A193 B8 |
15 | Bonnet Nut | A194 2H | A1948 | A194 8 | A194 8 | A194 8 | A1948 |
16 | Trunnion | A276 410 | A276304 | A276316 | A276304L | A276316L | 20 Alloy |
17 | Trunnion Bearinq | 304+PTFE | 316+PTFE | 316+PTFE | 316+PTFE | 316+PTFE | 20-AIIoy+PTFE |
18 | Gland | A105 | A182 F304 | A182 F316 | A182 F304L | A182 F316 | 20Alloy |
19 | Gland Bolt | A193 B7 | A193 B8 | A193 B8 | A193 B8 | A193 B8 | A193 B8 |
20 | Stop plane | Carbon steel | Carbon steel+Zn | Carbon steel+Zn | |||
21 | Handle | Carbon steel | Carbon steel | Carbon steel | |||
*1 | A182 F304 Optional |
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