產品特點
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；
蝸輪傳動V型切斷球閥還具有調節(jié)并可靠定位能力，流量特性為近百分比，可調范圍廣；
采用板簧加載的可動閥座結構，閥座與球芯不會產生卡阻或脫離等問題，密封可靠，適用壽命長。
應用規(guī)范Note
設計、制造按GB/T12237
結構長度按GB12221-89
連接法蘭按JB/T79.1～79.4End
閥門檢查和實驗按GB/T13927
驅動方式：手動、氣動、電動
主要零件材料
| 序號NO | 材料標準Material零件名稱
Nameof parts | 材料牌號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 | |||
法蘭連接V型球閥
