一、鍛鋼法蘭端保溫截止閥的標(biāo)準(zhǔn)材質(zhì)表
序號 | 零件名稱 | CS to ASTM | AS to ASTM | AS to ASTM | |
Type A105 | Type F22 | Type F304(L) | Type F316(L) | ||
1 | 閥體 | A105 | A182F22 | A182F304(L) | A182F316(L) |
2 | 墊片 | 316夾柔性石墨+graphite | 316夾柔性石墨 SS+PTFE | ||
3 | 閥蓋螺栓 | A193 B7 | A193 B16 | A193 B8 | A193 B8M |
4 | 圓柱銷 | A276 420 | |||
5 | 填料壓套 | A276 410 | A182 F304(L) | A182 F316(L) | |
6 | 活節(jié)螺栓 | A193 B7 | A193 B16 | A193 B8 | A193 B8M |
7 | 螺母 | A194 2H | A194 4 | A193 8 | A193 8M |
8 | 閥桿螺母 | ||||
9 | 螺母 | A194 2H | A194 4 | A193 8 | A193 8M |
10 | 銘牌 | SS | |||
11 | 手輪 | A197 | |||
12 | 填料壓板 | A216 WCB | A351 Cf8 | ||
13 | 填料 | Flexible Graphite | PTFE | ||
14 | 閥蓋 | A105 | A276 304 | A182 F304(L) | A182 F316(L) |
15 | 閥桿 | A182 F6 | A182 F304 | A182 F304(L) | A182 F316(L) |
16 | 閥瓣 | A276 420 | A276 304 | A276 304(L) | A276 316(L) |
適用介質(zhì) | 水、蒸氣、油品等 | 水、蒸氣、油品等 | 硝酸、醋酸等 | ||
適用溫度 | -29℃-425℃ | -29℃-550℃ | -29℃-180℃ |