Product Details
| MATERIALS OF MAIN PARTS | ||
| No | PARTS | MATERIAL |
| 1 | BODY | WCB & SS |
| 2 | COVER | WCB & SS |
| 3 | SEAT | 2Cr13 |
| 4 | VALVE CLACK | 2Cr13 |
| 5 | POLE | 2Cr13 |
| 6 | DIAPHRAGM | 1Cr18Ni9Ti |
| 7 | ADJUSTING SPRING | 60Si2Mn |
| ADJUSTING SPRING | |
| Resistance pressure (Bar) | 25 |
| Shell test pressure (Bar) | 37,5 |
| Seal test pressure (Bar) | 25 |
| Max. inlet pressure (Bar) | 16 |
| Outlet pressure range (Bar) |
0,5~3 (yellow spring),2,5~7 (blue spring), |
| Pressure characteristics deviation (MPa) | GB12244 |
| Flow characterictics deviation (Mpa) | GB1224 l4 |
| Leakage (ml/min) | GB12245 |
| Medium temperature (ºC) | -10~285 |
| FLOW RATE (Cv) | ||||||||||||
| SIZE (mm) | DN15 | DN20 | DN25 | DN32 | DN40 | DN50 | DN65 | DN80 | DN100 | DN125 | DN150 | DN200 |
| Cv | 2,90 | 5,30 | 8,60 | 11,60 | 16,50 | 29,10 | 45,50 | 60,10 | 93,30 | 146 | 186 | 300 |
| Kv | 2,80 | 5,50 | 8,10 | 12 | 17 | 28 | 45,50 | 60,10 | 93,30 | 146 | 180 | 300 |
| DIMENSIONS | ||||
| SIZE | L | H1 | H2 | L1 |
| DN15 | 147 | 221 | 133 | 185 |
| DN20 | 154 | 224 | 136 | 185 |
| DN25 | 160 | 235 | 145 | 207 |
| DN32 | 180 | 236 | 156 | 207 |
| DN40 | 200 | 238 | 176 | 255 |
| DN50 | 230 | 246 | 183 | 255 |
| DN65 | 250 | 295 | 200 | 320 |
| DN80 | 310 | 323 | 230 | 350 |
| DN100 | 350 | 340 | 263 | 380 |
| DN125 | 400 | 359 | 306 | 455 |
| DN150 | 450 | 375 | 330 | 500 |
| DN200 | 500 | 430 | 410 | 600 |
| CONNECTION | FLANGED DIN2545 | |||||||||||
| SIZES | DN15 | DN20 | DN25 | DN32 | DN40 | DN50 | DN65 | DN80 | DN100 | DN125 | DN150 | DN200 |
| WEIGHTS (KG) | 15 | 16 | 19 | 22 | 30 | 35 | 51 | 63 | 90 | |||
| OPERATING CONDITIONS | |
| MAX. ALLOWABLE TEMPERATURE TMA (ºC) | 285 |
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