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| Tell:0086-577-67990251 |
| Fax:0086-577-67990231 |
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 long stem flat gate valve |
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Product Name: |
long stem flat gate valve |
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Product Model: |
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Contact Tel：0086-577-67990251 |
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long stem flat gate valve
Distinct features of gate valve: no slag accumulation in valve chamber; extremely suitable for conveying sludge and powder.
Design and manufacture: JB/T8691-1998
structural length: GB/T15188.2-94
Flange connection: GB/T9113.1-2000 JB/T79-94
testing and acceptance: GB/T13927-92
Key parts material
| Valve body, upper cap |
Carbon steel, stainless steel |
| Valve plate |
stainless steel |
| Stem |
stainless steel |
| Seal ring |
PTFE,Rubber |
Key performance indicators
| Nominal pressure |
PN |
| Casing test |
1.5XPN |
| Leak test |
1.1XPN |
| Operating temperature |
Rubber ≤80℃, PTFE≤180℃ |
| Working medium |
Dry dust, paper pulp, syrup, sewage, gas, powder, particle, slag-water mix, etc. |
Profile and connection dimension Unit:mm
| DN |
L |
H1 |
H2 |
H3 |
D1 |
D2 |
D0 |
N-M |
P |
B |
| 100 |
51 |
405 |
705 |
585 |
180 |
156 |
240 |
8-M16 |
490 |
170 |
| 125 |
57 |
450 |
780 |
665 |
210 |
184 |
260 |
8-M16 |
490 |
190 |
| 150 |
570 |
510 |
810 |
770 |
240 |
211 |
280 |
8-M20 |
490 |
240 |
| 200 |
70 |
615 |
930 |
920 |
295 |
266 |
300 |
12-M20 |
520 |
335 |
| 250 |
70 |
715 |
1080 |
1175 |
355 |
319 |
320 |
12-M24 |
520 |
335 |
| 300 |
76 |
822 |
1140 |
1255 |
410 |
370 |
340 |
12-M24 |
520 |
335 |
| 350 |
76 |
975 |
1290 |
1455 |
470 |
429 |
360 |
16-M24 |
520 |
350 |
| 400 |
89 |
1024 |
1344 |
1559 |
525 |
480 |
400 |
16-M27 |
605 |
390 |
| 450 |
89 |
1235 |
1560 |
1926 |
585 |
548 |
450 |
20-M27 |
605 |
430 |
| 500 |
114 |
1265 |
1610 |
2226 |
650 |
609 |
500 |
20-M30 |
605 |
430 |
Note: see the appendix for connection dimensions of 0.6MPa, 1.0MPa, 1.6MPa, American Standard 150Lb, etc. |
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