一、鍛鋼保溫截止閥標準材質(zhì)明細表
| 序號 | 零件名稱 | CS to ASTM | AS to ASTM | AS to ASTM | |
| Type A105 | Type F22 | 304 | F316L | ||
| 1 | 閥體 | A105 | A182F22 | A182F304 | A182F316L |
| 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 | A182 F316L | |
| 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 | A182 F316L |
| 15 | 閥桿 | A182 F6 | A182 F304 | A182 F304 | A182 F316L |
| 16 | 閥瓣 | A276 420 | A276 304 | A276 304(L) | A276 316L |
| 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℃ | ||
二、尺寸和重量
| NPS | 1/2 | 3/4 | 1 | 1 1/4 | 1 1/2 | 2 | |
| L(RF) L1 (BW) |
900-1500Lb | 216 | 229 | 254 | 279 | 305 | 371 |
| 900-1500Lb | 216 | 229 | 254 | 279 | 305 | 368 | |
| H(OPEN) | 207 | 207 | 240 | 258 | 330 | 355 | |
| W | 125 | 125 | 160 | 160 | 180 | 200 | |
| 2-G | 3/8 | 3/8 | 3/8 | 1/2 | 1/2 | 1/2 | |
