手動對夾式刀形閘閥manual butt-clamp knife gate valve
設計制造 Design and manufacture: JB/T8691-1998
結構長度 structural length: GB/T15188.2-94
法蘭連接 Flange connection: GB/T9113.1-2000 JB/T79-94
試驗與驗收 testing and acceptance:GB/T13927-92
主要零部件材質 Key parts material
| 閥體、上蓋Valve body, upper cap |
碳鋼、不銹鋼Carbon steel, stainless steel |
| 閥板Valve plate |
不銹鋼stainless steel |
| 閥桿Stem |
不銹鋼stainless steel |
| 密封圈Seal ring |
橡膠、四氟、不銹鋼、硬質合金Rubber, PTFE, stainless steel,hard alloy |
主要性能規(guī)范 Key performanceindicators
| 公稱壓力Nominal pressure |
PN |
| 殼體試驗Casing test |
1.5XPN |
| 密封試驗Leak test |
1.1XPN |
| 工作溫度Operating temperature |
橡膠≤80℃ 四氟密封≤180℃ 硬密封≤425℃Rubber ≤80℃, PTFE≤180℃, hard sealing ≤425℃ |
| 適用介質Working medium |
糖漿、紙漿、污水、煤漿、灰、渣水混合物Syrup, paper pulp, sewage, coal slurry, dust, slag-water mix |
主要外形及連接尺寸 Profile and connection dimension 單位 Unit:mm
| 公稱壓力Nominal pressure(MPa) |
公稱通徑Nominal through diameter（mm） |
L |
D |
D1 |
D2 |
H |
N-M |
D0 |
| 1.0 |
50 |
48 |
160 |
125 |
100 |
285 |
4-M16 |
180 |
| 65 |
48 |
180 |
145 |
120 |
298 |
4-M16 |
180 |
| 80 |
50 |
195 |
160 |
135 |
315 |
4-M16 |
220 |
| 100 |
50 |
215 |
180 |
155 |
365 |
8-M16 |
220 |
| 125 |
57 |
245 |
210 |
185 |
400 |
8-M16 |
230 |
| 150 |
57 |
280 |
240 |
210 |
475 |
8-M20 |
280 |
| 200 |
70 |
335 |
295 |
265 |
540 |
8-M20 |
360 |
| 250 |
70 |
390 |
350 |
320 |
630 |
12-M20 |
360 |
| 300 |
76 |
440 |
400 |
368 |
780 |
12-M20 |
400 |
| 350 |
76 |
500 |
460 |
429 |
885 |
16-M20 |
400 |
| 400 |
89 |
565 |
515 |
482 |
990 |
16-M22 |
400 |
| 450 |
89 |
615 |
565 |
532 |
1100 |
20-M22 |
530 |
| 500 |
114 |
670 |
620 |
585 |
1200 |
20-M22 |
530 |
| 600 |
114 |
780 |
725 |
685 |
1450 |
20-M27 |
600 |
| 700 |
130 |
895 |
940 |
800 |
1700 |
24-M27 |
600 |
| 800 |
130 |
1010 |
950 |
905 |
2000 |
24-M30 |
680 |
| 900 |
140 |
1110 |
1050 |
1005 |
2300 |
28-M30 |
680 |
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