VQ40F,VQ40H,VQ40Y,V型球閥產(chǎn)品特點(diǎn)
V型切口的球芯與金屬閥座之間具有剪切作用，特別適用于含纖維、微小固體顆粒、料漿等介質(zhì)；
蝸輪傳動(dòng)V型切斷球閥還具有調(diào)節(jié)并可靠定位能力，流量特性為近百分比，可調(diào)范圍廣；
采用板簧加載的可動(dòng)閥座結(jié)構(gòu)，閥座與球芯不會(huì)產(chǎn)生卡阻或脫離等問題，密封可靠，適用壽命長(zhǎng)。
VQ40F,VQ40H,VQ40Y,V型球閥主要零件材料
| 序號(hào)NO | 材料標(biāo)準(zhǔn)Material零件名稱
Nameof parts | 材料牌號(hào)Stamdard | ||||
| 碳鋼Carbon Steel | 不銹鋼Stainless Steel | |||||
| GB | ASTM | GB | ASTM | |||
| 01 | 雙頭螺母Stud | 35CrMoA | A193-B7 | 1Cr17Ni2 | A193-B8M | |
| 02 | 螺母Nut | 45 | A194-2H | OCr18Ni | A194-8M | |
| 03 | 底蓋Lower cover | 25 | A105 | 1Cr18Ni9Ti1Cr18Ni12Mo2Ti | F304/F316/F304L/F316L | |
| 04 | 墊圈Gasket | 氟橡膠；PTFE;金屬夾石墨Viton ; PTFE; Me backed graphite | ||||
| 05 | 止推軸承Lover stem | 金屬夾PTFEMe backed graphite | ||||
| 06 | 下閥桿軸承Lover stembearing | 金屬夾PTFEMe backed graphite | ||||
| 07 | 下閥桿Lover stem | 2Cr13 | A276-410 | 1Cr18Ni9Ti/1Cr18Ni12Mo2Ti | F304/F316/F304L/F316L | |
| 08 | 球體Ball | ZG1Cr18Ni9Ti滲氮 | CF8滲氮 | 1Cr18Ni9Ti/1Cr18Ni12Mo2Ti滲氮 | F304/F316/F304L/F316L滲氮 | |
| 09 | 閥體Body | WCB | A216-WCB | ZG1Cr18Ni9Ti/ZG1Cr18NI12Mo2TI | CF8/CF8M/CF3/CF3M | |
| 10 | 閥座O型圈Seat”O”ring | 氟橡膠Viton | ||||
| 11 | 閥座Seat | 2Cr13滲氮 | A276-410 | 1Cr18Ni9Ti1Cr18Ni12Mo2Ti滲氮 | F304/F316/F304L/F316L滲氮 | |
| 12 | 球閥鍵Body key | 40Cr | 1Cr17Ni2 | |||
| 13 | 上閥桿軸承Stem bearing | PTFE;PPL | ||||
| 14 | 閥桿填料Stem packing | 石墨 Graphite | ||||
| 15 | 填料壓環(huán)Packing ring | 2Cr13 | A276-410 | 1Cr18Ni9Ti/1Cr18Ni12Mo2Ti滲氮 | F304/F316/F304L/F316L | |
| 16 | 填料壓蓋Stuffing gland | WCB | A216-WCB | ZG1Cr18Ni9TiZG1Cr18NI12Mo2TI | CF8/CF8M/CF3/CF3M | |
| 17 | 螺釘Bolt | 35CrMoA | A193-B7 | 1Cr17Ni2 | A193-B8M | |
| 18 | 支架Yoke | WCB | ||||
| 19 | 上閥桿Stem | 2Cr13 | A276-410 | 1Cr18Ni9Ti/1Cr18Ni12Mo2Ti | F304/F316/F304L/F316L | |
| 20 | 鍵Key | 40Cr | 1Cr17Ni2 | |||
VQ40F,VQ40H,VQ40Y,V型球閥法蘭連接V型球閥
VQ40F,VQ40H,VQ40Y,V型球閥應(yīng)用規(guī)范Note
設(shè)計(jì)、制造按GB/T12237
結(jié)構(gòu)長(zhǎng)度按GB12221-89
連接法蘭按JB/T79.1～79.4End
閥門檢查和實(shí)驗(yàn)按GB/T13927
驅(qū)動(dòng)方式：手動(dòng)、氣動(dòng)、電動(dòng)
PN1.6MPa主要連接尺寸及重量
| 公稱通徑DN | 50 | 65 | 80 | 100 | 125 | 150 | 200 | 250 | 300 | 400 | 500 | |
| L | 124 | 145 | 165 | 194 | 210 | 229 | 243 | 297 | 338 | 520 | 600 | |
| H | 102 | 114 | 127 | 152 | 184 | 219 | 273 | 360 | 395 | 470 | 580 | |
| 手動(dòng)Manual operated | H1 | 107 | 125 | 152 | 178 | 300 | 330 | 398 | 495 | 580 | 670 | 840 |
| E | - | - | - | - | - | - | 116 | 116 | 171 | 257 | 257 | |
| F | - | - | - | - | - | - | 350 | 350 | 400 | 400 | 400 | |
| W | 230 | 400 | 400 | 650 | 1050 | 1050 | 600 | 600 | 800 | 800 | 800 | |
| Wt(kg) | 12 | 16 | 22 | 35 | 58 | 74 | 205 | 322 | 460 | 864 | 1600 | |
| 電動(dòng)Electro operated | H2 | - | - | - | - | - | 554 | 600 | 652 | 760 | 830 | 940 |
| L1 | - | - | - | - | - | 235 | 235 | 235 | 259 | 400 | 410 | |
| 氣動(dòng)Pneumatic operated | H3 | 274 | 379 | 389 | 479 | 552 | 666 | 736 | 926 | 1059 | 1393 | 1538 |
| L2 | 270 | 405 | 405 | 576 | 576 | 776 | 776 | 776 | 1060 | 1360 | 1360 | |
PN2.5MPa主要連接尺寸及重量
| 公稱通徑DN | 50 | 65 | 80 | 100 | 125 | 150 | 200 | 250 | 300 | 400 | 500 | |
| L | 124 | 145 | 165 | 194 | 210 | 229 | 243 | 297 | 338 | 520 | 600 | |
| H | 102 | 114 | 127 | 152 | 184 | 219 | 273 | 360 | 395 | 470 | 580 | |
| 手動(dòng)Manual operated | H1 | 107 | 125 | 152 | 178 | 300 | 330 | 398 | 495 | 580 | 670 | 840 |
| E | - | - | - | - | - | - | 116 | 116 | 171 | 257 | 257 | |
| F | - | - | - | - | - | - | 350 | 350 | 420 | 400 | 400 | |
| W | 230 | 400 | 400 | 650 | 1050 | 1050 | 600 | 600 | 800 | 800 | 800 | |
| Wt(kg) | 15 | 24 | 30 | 55 | 87 | 118 | 255 | 370 | 533 | 1030 | 2100 | |
| 電動(dòng)Electro operated | H2 | - | - | - | - | - | 235 | 235 | 400 | 400 | 410 | 420 |
| L1 | - | - | - | - | - | 74 | 250 | 350 | 420 | 400 | 400 | |
| 氣動(dòng)Pneumatic operated | H3 | 340 | 379 | 452 | 479 | 646 | 666 | 814 | 1002 | 1059 | 1205 | 1295 |
| L2 | 405 | 405 | 574 | 574 | 756 | 756 | 1060 | 1060 | 1060 | 1360 | 2840 | |
