Mô tả đặc điểm van nút (Plug valve) hãng Nordsteam (Turkey)
NST-PV Plug valves facilitate the passage of dual way flow. One of the most important properties of plug valves is it can repairable without dismantling when failure situation. However, when they work metal to metal, their wear resistance is low. It can be set as PTFE or PFA according to fluid or request.
Plug valves are products suitable for use in non-aggressive neutral fluids, chemical, petroleum, petrochemical, pharmaceutical industry, ceramic industry and fertilizer lines.
Plug valves are products suitable for use in non-aggressive neutral fluids, chemical, petroleum, petrochemical, pharmaceutical industry, ceramic industry and fertilizer lines.
Cấu tạo
Thông số kỹ thuật
MATERIAL | |||||||
BODY | PLUG | HANDLE | BOLT&NUT | NUT | GASKET | PACKING | |
1 | CARBON STEEL | 304 | PTFE / PPL | B7 / 2h | 2H | PTFE / PPL | PTFE / GRAPHITE |
2 | STAINLESS STEEL | 304 | PTFE / PPL | B8 / 8 | 8 | PTFE / PPL | PTFE / GRAPHITE |
3 | CN7M | CN7M | PTFE / PPL | B8 / B8M | 8,8M | PTFE / PPL | PTFE / GRAPHITE |
4 | CD4MCU | CD4MCU | PTFE / PPL | B8 / B8M | 8,8M | PTFE / PPL | PTFE / GRAPHITE |
MAIN DIMENSIONS & WEIGHTS | ||||||||||
SIZE | L | H | W kg) | CV | ||||||
150 | 300 | 600 | 150 | 300 | 600 | 150 | 300 | 600 | ||
DN15 | 108 | 140 | 165 | 71 | 71 | 81 | 1,8 | 2,9 | 4,3 | 6 |
DN20 | 117 | 152 | 190 | 79 | 79 | 90 | 2,6 | 4,2 | 4,8 | 13 |
DN25 | 127 | 165 | 216 | 88 | 88 | 100 | 3,6 | 4,9 | 6,1 | 21 |
DN40 | 165 | 190 | 241 | 109 | 110 | 125 | 5,9 | 9,8 | 14,3 | 38 |
DN50 | 178 | 216 | 292 | 120 | 120 | 145 | 9,4 | 12,8 | 20,7 | 65 |
DN80 | 203 | 283 | 356 | 143 | 150 | 180 | 15,8 | 24,1 | 32,4 | 108 |
DN100 | 229 | 305 | 432 | 211 | 225 | 270 | 23,3 | 39,4 | 62,6 | 182 |
DN125 | 254 | 381 | 508 | 240 | 250 | 290 | 33,4 | 57,4 | 97,4 | 283 |
DN150 | 267 | 403 | 559 | 285 | 300 | 350 | 39,5 | 80,6 | 126,3 | 406 |
DN200 | 292 | 419 | 660 | 350 | 370 | 420 | 83,4 | 134,5 | 228,6 | 719 |
DN250 | 330 | 457 | 787 | 365 | 390 | 450 | 128 | 183,4 | 414 | 995 |
DN300 | 356 | 502 | 838 | 480 | 510 | 580 | 204 | 276,3 | 512 | 1.453 |
DN400 | 381 | 762 | 889 | 540 | 590 | 680 | 278 | 447,6 | 652,3 | 1.736 |