Nodweddion fflans V-math rheoleiddio bêl-falf
1. Mae craidd pêl V-notch a'r sedd falf metel yn cael effaith cneifio, sy'n arbennig o addas ar gyfer cyfryngau sy'n cynnwys ffibrau, gronynnau solet bach, slyri ac yn y blaen;
2. Mae gan y falf pêl torri math V sy'n cael ei yrru gan offer llyngyr hefyd y gallu i addasu a lleoli dibynadwy, mae'r nodwedd llif yn ganran fras, ac mae'r ystod addasadwy yn eang;
3. Gall y strwythur sedd falf symudol sy'n cael ei lwytho gan wanwyn dail atal y sedd falf rhag glynu neu wahanu oddi wrth graidd y bêl. Mae'r sêl yn ddibynadwy ac mae bywyd y gwasanaeth yn hir.
Safon weithredol ar gyfer fflans math V sy'n rheoleiddio falf bêl
| sail dylunio | Cysylltu fflans | Hyd strwythurol | Prawf ac arolygu |
| GB/T12237, API 608 | HG/T20592, EN1092 | GB/T12221 | GB/T13927, ISO 5208, API598 |
Deunydd y prif rannau
| Rhif cyfresol | Safon deunyddEnw rhan | Gradd rhan / gradd deunydd | |||
| dur carbon | dur di-staen | ||||
| GB | API | GB | API | ||
| 1 | Bridfa pen dwbl | 35CrMoA | A193-B7 | 1Cr17Ni2 | A193-B8M |
| 2 | Cnau | 45 | A194-2H | 0Cr18Ni | A194-8M |
| 3 | Gorchudd gwaelod | 25 | A105 | 1Cr18Ni9Ti1Cr18Ni12Mo2Ti | F304/F316/F304L/F316L |
| 4 | Golchwr | Geiriau allweddol fflwororubber; PTFE; graffit mewn metel | |||
| 5 | Byrdwn dwyn | Clip metel PTFE | |||
| 6 | dwyn coesyn is | Clip metel PTFE | |||
| 7 | coesyn is | 20Cr13 | A276-410 | 1Cr18Ni9Ti1Cr18Ni12Mo2Ti | F304/F316/F304L/F316L |
| 8 | sffêr | ZG1Cr18Ni9Tinitriding | CF8nitriding | 1Cr18Ni9Ti1Cr18Ni12Mo2Tinitriding | F304/F316/F304L/F316Lnitriding |
| 9 | corff falf | WCB | A216-WCB | ZG1Cr18Ni9TiZG1Cr18Ni12Mo2Ti | CF8/CF8M/CF3/CF3M |
| 10 | Sedd O-ring | Fflwoorubber | Fflwoorubber | Fflwoorubber | Fflwoorubber |
| 11 | sedd falf | 20Cr13 | A276-410 | 1Cr18Ni9Ti1Cr18Ni12Mo2Tinitriding | F304/F316/F304L/F316Lnitriding |
| 12 | Allwedd sffêr | 40Cr | 40Cr | 1Cr17Ni2 | 1Cr17Ni2 |
| 13 | dwyn coesyn uchaf | PTFE; PPL | PTFE; PPL | PTFE; PPL | PTFE; PPL |
| 14 | Pacio coesyn | graffit | |||
| 15 | Cylch pwysau pacio | 20Cr13 | A276-410 | 1Cr18Ni9Ti1Cr18Ni12Mo2Ti | F304/F316/F304L/F316L |
| 16 | Chwarren pacio | WCB | A216-WCB | ZG1Cr18Ni9TiZG1Cr18Ni12Mo2Ti | CF8/CF8M/CF3/CF3M |
| 17 | sgriw | 35CrMoA | A193-B7 | 1Cr17Ni2 | A193-B8M |
| 18 | Braced | WCB | WCB | WCB | WCB |
| 19 | Coesyn uchaf | 20Cr13 | A276-410 | 1Cr18Ni9Ti1Cr18Ni12Mo2Ti | F304/F316/F304L/F316L |
| 20 | cywair | 40Cr | 40Cr | 1Cr17Ni2 | 1Cr17Ni2 |
Llun o fflans v yn rheoleiddio pêl-falf
V-ffans rheoleiddio bêl-falf PN1.6MPa prif ddimensiynau cysylltu
| DN(mm) | 50 | 65 | 80 | 100 | 125 | 150 | 200 | 250 | 300 | 400 | 500 | |
| L | 203 | 222 | 241 | 305 | 356 | 394 | 457 | 533 | 610 | 762 | 914 | |
| H | 102 | 114 | 127 | 152 | 184 | 219 | 273 | 360 | 395 | 470 | 580 | |
| Llawlyfr | H1 | 107 | 125 | 152 | 178 | 300 | 330 | 398 | 495 | 580 | 670 | 840 |
| AC | - | - | - | - | - | - | 116 | 116 | 171 | 257 | 257 | |
| Dd | - | - | - | - | - | - | 350 | 350 | 400 | 400 | 400 | |
| YN | 230 | 40 | 400 | 650 | 1050 | 1050 | 600 | 600 | 800 | 800 | 800 | |
| WT(kg) | 12 | 16 | 22 | 35 | 58 | 74 | 205 | 322 | 460 | 864 | 1600 | |
| Trydan | H2 | - | - | - | - | - | 554 | 600 | 652 | 760 | 830 | 940 |
| L1 | - | - | - | - | - | 235 | 235 | 235 | 259 | 400 | 410 | |
| Niwmateg | H3 | 274 | 379 | 389 | 479 | 552 | 666 | 736 | 926 | 1059 | 1393. llarieidd-dra eg | 1538. llarieidd-dra eg |
| L2 | 270 | 405 | 405 | 578 | 578 | 776. llariaidd | 776. llariaidd | 776. llariaidd | 1060 | 1360. llarieidd-dra eg | 1360. llarieidd-dra eg | |
Prif dimensiynau cysylltiad fflans v sy'n rheoleiddio pêl-falf PN2.5MPa
| DN(mm) | 50 | 65 | 80 | 100 | 125 | 150 | 200 | 250 | 300 | 400 | 500 | |
| L | 230 | 241 | 310 | 350 | 400 | 403 | 419 | 457 | 502 | 838. llariaidd | 991 | |
| H | 102 | 114 | 127 | 152 | 184 | 219 | 273 | 360 | 395 | 470 | 580 | |
| Llawlyfr | H1 | 107 | 125 | 152 | 178 | 300 | 330 | 398 | 495 | 580 | 670 | 840 |
| AC | - | - | - | - | - | - | 116 | 116 | 171 | 257 | 257 | |
| Dd | - | - | - | - | - | - | 350 | 350 | 420 | 400 | 400 | |
| YN | 230 | 40 | 400 | 650 | 1050 | 1050 | 600 | 600 | 800 | 800 | 800 | |
| WT(kg) | 15 | 24 | 30 | 55 | 87 | 118 | 255 | 370 | 533 | 1030 | 2100 | |
| Trydan | H2 | - | - | - | - | - | 235 | 235 | 400 | 400 | 410 | 420 |
| L1 | - | - | - | - | - | 74 | 350 | 350 | 420 | 400 | 400 | |
| Niwmateg | H3 | 340 | 379 | 452 | 479 | 646 | 666 | 814 | 1002 | 1059 | 1205. llarieidd-dra eg | 1295. llarieidd-dra eg |
| L2 | 405 | 405 | 574 | 574 | 756 | 756 | 1060 | 1060 | 1060 | 1360. llarieidd-dra eg | 2840. llarieidd-dra eg | |























