| 配管法兰Pipe flange | 公称压力PN、MPa | 法兰密封面 | 产品型号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 | 阀体Body | WCB | ZG1Cr18Ni9Ti | CF8 | CF3 | ZG1Cr18Ni
12Mo2Ti | CF8M | CF3M |
| 压圈Pressure ring | WCB | ZG1Cr18Ni9Ti | CF8(304) | CF3(304L) | ZG1Cr18Ni
12Mo2Ti | CF8(316) | CF3M(316L) |
| 蝶板Disc | 碳钢面堆焊Cr13 | ZG1Cr18Ni9Ti | CF8(304) | CF3(304L) | ZG1Cr18Ni
12Mo2Ti | CF8(316) | CF3M(316L) |
| 阀杆Stem | 2Cr13 | 1Cr18Ni9Ti | 0Cr19Ni9 | 00Cr19Ni11 | 1Cr18Ni
12Mo2Ti | 0Cr17Ni2Mo2 | 00Cr17
Ni14Mo2 |
| 阀座Seat | 1Cr18Ni9Ti | 0Cr19Ni9 | 00Cr19Ni11 | 00Cr19Ni11 | 0Cr17
Ni2Mo2 | 00Cr17
Ni14Mo2 | 00Cr17
Ni14Mo2 |
适用工况
Conditions apply | 适用介质
Suitable media
| 水、蒸汽、油品等
Water,steam
0il,etc | 硝酸等腐蚀性介质Nitricacid and other ccrrosive media | 强氧化性介质 Chronic Effects | 醋酸等腐蚀性介质Acetic acid and other corrosive media | 尿素等腐蚀性介质urea and other corrosive Medium |
| 蜗轮传动蝶阀Worm drive butterfly valve | 在阀门类型代号D后加入“3"表示，示例：D343H-16C |
| 气动蝶阀Pneumatic butterfly valve | 在阀门类型代号D后加入“6"，示例：D643H一25气压0.4～0.6MPa |
| 电动蝶阀 Electric butterfly | 在阀门类型代号D后加“9"表示，示例：D943H-16C |
