| 手動D43型、蝸輪傳動D343型、氣動D643型 Manual D43 type,worm gear drive D343 type,pneumatic type D643,D943-type electric |
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法蘭式金屬硬密封蝶閥標準與規范Standards and specifications
| 設計與制造Design and manufacfuring | 結構長度Length of the structure | 壓力-溫度等級Pressure-temperature rating | 配管法蘭Pipe flange | 試驗與檢驗Test and Inspection |
| JB/T8527 GBl2238 | GB12221 | JB/T74、GB9131 | JB/T74-90 GB9112-9131 HG20592-20596 | GB/Tl3927 |
法蘭式金屬硬密封蝶閥型號、材料及主要參數Models、materials and the main parameters
| 配管法蘭Pipe flange | 公稱壓力PN、MPa | 法蘭密封面 | 產品型號Product Type | ||||||
| JB、T74-90 HG20592 -20596 GB9112-9131 | 0.25 | 凸光滑面 CONVEX slip surface | D43H-2.5C | D43W-2.5P | D43W-2.5P8 | D43W-2.5P3 | D43W-2.5R | D43W-2.5R8 | D43W-2.5R3 |
| 0.6 | D43H-6C | D43W-6P | D43W-6P8 | D43W-6P3 | D43W-6R | D43W-6R8 | D43W-6R3 | ||
| 1.0 | D43H-210C | D43W-10P | D43W-10P8 | D43W-10P3 | D43W-10R | D43W-10R8 | D43W-10R3 | ||
| 1.6 | D43H-16C | D43W-16P | D43W-16P8 | D43W-16P3 | D43W-16R | D43W-16R8 | D43W-16R3 | ||
| 2.5 | D43H-25 | D43W-25P | D43W-25P8 | D43W-25P3 | D43W-25R | D43W-25R8 | D43W-25R3 | ||
| 4.0 | D43H-40 | D43W-40P | D43W-40P8 | D43W-40P3 | D43W-40R | D43W-40R8 | D43W-40R3 | ||
| 主要零件材料 Main Parts Materials | 閥體Body | WCB | ZG1Cr18Ni9Ti | CF8 | CF3 | ZG1Cr18Ni | CF8M | CF3M | |
| 壓圈Pressure ring | WCB | ZG1Cr18Ni9Ti | CF8(304) | CF3(304L) | ZG1Cr18Ni 12Mo2Ti | CF8(316) | CF3M(316L) | ||
| 蝶板Disc | 碳鋼面堆焊Cr13 | ZG1Cr18Ni9Ti | CF8(304) | CF3(304L) | ZG1Cr18Ni 12Mo2Ti | CF8(316) | CF3M(316L) | ||
| 閥桿Stem | 2Cr13 | 1Cr18Ni9Ti | 0Cr19Ni9 | 00Cr19Ni11 | 1Cr18Ni 12Mo2Ti | 0Cr17Ni2Mo2 | 00Cr17 Ni14Mo2 | ||
| 閥座Seat | 1Cr18Ni9Ti | 0Cr19Ni9 | 00Cr19Ni11 | 00Cr19Ni11 | 0Cr17 Ni2Mo2 | 00Cr17 Ni14Mo2 | 00Cr17 Ni14Mo2 | ||
| 適用工況 Conditions apply | 適用介質 Suitable media | 水、蒸汽、油品等 Water,steam 0il,etc | 硝酸等腐蝕性介質Nitricacid and other ccrrosive media | 強氧化性介質 Chronic Effects | 醋酸等腐蝕性介質Acetic acid and other corrosive media | 尿素等腐蝕性介質urea and other corrosive Medium | |||
| 蝸輪傳動蝶閥Worm drive butterfly valve | 在閥門類型代號D后加入“3”表示，示例：D343H-16C | ||||||||
| 氣動蝶閥Pneumatic butterfly valve | 在閥門類型代號D后加入“6”，示例：D643H一25氣壓0.4～0.6MPa | ||||||||
| 電動蝶閥 Electric butterfly | 法蘭式金屬硬密封蝶閥在閥門類型代號D后加“9”表示，示例：D943H-16C | ||||||||
