Description
500X Pressure Sustaining Relief Valve Pressure Relief Valve is an accurate and pilot control valve. It can be relief a high inlet water pressure to keep normal water pressure in main pipeline.
The pilot valve control and response to the differential pressure produced across an orififice plate which installed downstream of the valve. And there are several orifificeplate with different hole for each size.
Materials:Item | Part | Material |
1 | Body/Bonnet | Ductile IronEN GJS-500-7 |
2 | Cover Body/Bonnet | Ductile IronEN GJS-500-7 |
3 | Stem | AISI 304 |
4 | Diaphgram | Nylon+EPDM |
5 | Support Ring | Ductile IronEN GJS-500-7 |
6 | Obturator | Ductile IronEN GJS-500-7 |
7 | Spring | AISI 304 |
8 | O ring | NBR |
9 | Seat | AISI 304 |
10 | V-Port | AISI 304 |
11 | Nut | AISI 304 |
12 | Seal Rings | NBR/EPDM |
13 | Coating | EPOXY RESIN |
Data Sheet:EN 588 | EN 1092 PN10 | EN 1092 PN 16 | EN 1092 PN 25 Wet |
DN | L | H | D | K | f | n | d | D | K | f | n | d | D | K | f | n | d | kg |
50 | 230 | 139 | 165 | 125 | 19 | 4 | 99 | 165 | 125 | 19 | 4 | 99 | 165 | 125 | 19 | 4 | 99 | 14 |
65 | 290 | 159 | 185 | 145 | 19 | 4 | 118 | 185 | 145 | 19 | 4 | 118 | 185 | 145 | 19 | 4 | 118 | 19 |
80 | 310 | 179 | 200 | 60 | 19 | 8 | 132 | 200 | 160 | 19 | 8 | 132 | 200 | 160 | 19 | 8 | 132 | 23 |
100 | 350 | 214 | 220 | 180 | 19 | 8 | 156 | 220 | 180 | 19 | 8 | 156 | 235 | 190 | 23 | 8 | 156 | 33 |
150 | 480 | 333 | 285 | 240 | 23 | 8 | 211 | 285 | 240 | 23 | 8 | 211 | 300 | 250 | 28 | 8 | 211 | 70 |
200 | 600 | 407 | 340 | 295 | 23 | 8 | 266 | 340 | 295 | 23 | 12 | 266 | 360 | 310 | 28 | 8 | 274 | 128 |
250 | 730 | 476 | 395 | 350 | 23 | 12 | 319 | 405 | 355 | 28 | 12 | 319 | 425 | 370 | 31 | 12 | 330 | 210 |
300 | 850 | 526 | 445 | 400 | 23 | 12 | 370 | 460 | 410 | 28 | 12 | 370 | 485 | 430 | 31 | 12 | 389 | 280 |
400 | 1100 | 624 | 565 | 515 | 28 | 16 | 480 | 580 | 525 | 31 | 16 | 480 | 620 | 550 | 37 | 16 | 503 | 580 |
500 | 1250 | 720 | 670 | 620 | 28 | 20 | 582 | 715 | 650 | 34 | 20 | 609 | 730 | 660 | 37 | 20 | 609 | 900 |
600 | 1450 | 835 | 780 | 725 | 31 | 20 | 682 | 840 | 770 | 37 | 20 | 720 | 845 | 770 | 41 | 20 | 720 | 1250 |
800 | 1850 | 1110 | 1015 | 950 | 34 | 24 | 901 | 1025 | 950 | 41 | 24 | 901 | 1085 | 990 | 50 | 24 | 928 | 1560 |
1000 | 2250 | 1350 | 1230 | 1160 | 37 | 28 | 1112 | 1255 | 1170 | 44 | 28 | 1112 | 1320 | 1210 | 57 | 28 | 1140 | 2300 |
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