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(wèn)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 |