化工機械設備網
詳細介紹
美標（磅級）截止閥
詳細介紹
| 標準：standard | |
| 設計與制造 design test and checkup | BS1873 及 ASMEB16.34 |
| 檢驗與試驗 flange connect | API 598 |
| 端法蘭尺寸 face to face | ASME B16.5(磅級) |
| 對焊端尺寸 pressure-temperature class | ASME B16.25 |
| 結構長度 face to face dimension acc. | ASME B16.10 |
| 壓力溫度等級 pressure temp. class | ASME B16.34 |
美標（磅級）截止閥
| 主要零部件材料：Material of main parts | ||||
| 序號 Ordinal number | 零件名稱 name of parts | 材料 materials | ||
| WCB | CF8/304 | CF8M/316 | ||
| 1 | 閥體 body | ASTM A216 WCB | ASTM A351 CF8 | ASTM A351 CF8M |
| 2 | 閥座 seat ring | A105 + 硬質合金 | ASTM A351 CF8 | ASTM A351 CF8M |
| 3 | 閥瓣 disc | A216 WCB + 硬質合金 | ASTM A351 CF8 | ASTM A351 CF9M |
| 4 | 閥桿 stem | ASTM A182 F6a | ASTM A182 F304 | ASTM A182 F316 |
| 5 | 閥瓣蓋 disc | ASTM A216 WCB | ASTM A351 CF8 | ASTM A351 CF8M |
| 6 | 螺母 rnu | ASTM A194 2H | ASTM A194 8 | ASTM A194 8M |
| 7 | 螺柱 stad | ASTM A193 B7 | ASTM AI93 B8 | ASTM A193 B8M |
| 8 | 墊片 shim | 304+ 柔性石墨 graphite | 304+ 柔性石墨 | 316+ 柔性石墨 |
| 9 | 上密封座 back face | ASTM A182 F6a | ASTM A351 F304 | ASTM A351 F316 |
| l0 | 閥蓋 bonnet | ASTM A216 WCB | ASTM A351 CF8 | ASTM A351 CF8M |
| 1l | 填料 packing | 柔性石墨 graphite | 柔性石墨 | 柔性石墨 |
| 12 | 圓柱銷 cylinder sell | ASTM A36 | 304 | 316 |
| 13 | 螺釘 bolt | ASTM A194 2H | ASTM A194 8 | ASTM A194 8M |
| 14 | 填料壓套 packing press the set | ASTM A182 F6a | ASTM A182 F304 | ASTM A182 F316 |
| 15 | 填料壓板 packing press the plank | ASTM A216 WCB | ASTM A351 CF8 | ASTM A351 CF8M |
| 16 | 螺母 nut | ASTM A194 2H | ASTM A194 8 | ASTM A194 8M |
| 17 | 閥桿螺母 stom nut | ASTM A439 D2 | ASTM A439 D2 | ASTM A439 D2 |
| 18 | 手輪 hand wheel | 可鍛鑄鋼 forgeable | 可鍛鑄鐵 | 可鍛鑄鐵 |
| 19 | 螺母 nut | 碳鋼 | 碳鋼 | 碳鋼 |
化工機械設備網