4、美標(biāo)高性能蝶閥 用途及特點(diǎn) Usage&Feature 815、830系列蝶閥的主要結(jié)構(gòu)特征為對(duì)夾式和法蘭三偏心式結(jié)構(gòu),而815、830L系列的主要結(jié)構(gòu)特征為閥體周邊帶凸耳設(shè)計(jì)成帶螺孔單法蘭結(jié)構(gòu)。815、830系列蝶閥廣泛應(yīng)用于石油、化工即工業(yè)環(huán)境水處理、高層建筑,給排水等管道上。器特點(diǎn)為:由于采用三偏心結(jié)構(gòu)。密封性能可靠,確保開啟時(shí)蝶閥不接觸密封座,消除了密封座不均勻負(fù)載,延長了使用壽命,確保可靠的密封性能,具有耐高溫、耐磨損、耐腐蝕等優(yōu)點(diǎn)。 Main configuration characterisic of 812,830 series of butterfly valve is composed of wafer and flange three eccentricity,then man configuration characteristic of 815,830l series butterfly valve is dege of body with protruding ears and single flange configuration with screw.815,830 series of butterfly valve has been widely utilized in petroleum,chemain characteristic is :due to use three eccentric con figuration,hermetic capability reliably,which ensure disc never touch sealingseat when it start,solve the problem of hermetical eat burden unequally,prolong service life,and ensure reliable hermetic capability with aduatage of high tem perature resistant,werable,antisepsis etc. 執(zhí)行標(biāo)準(zhǔn) Administers Standard 設(shè)計(jì)制造 Design And Manufacture | 結(jié)構(gòu)長度 Face to face | 法蘭尺寸 Flange Dimension | 試驗(yàn)-檢驗(yàn) In specition And Test | API | ANSI B16.10-2002 | ANSI16.5-2004 | API589-2004 | 試驗(yàn)壓力 Pressure Test 工程通經(jīng)DN(mm) Nominal Diameter | 830W | 830L | 2”-36” | 2”-36” | 公稱壓力PN(lb) Nominal Pressure | 150 | 300 | 試驗(yàn)壓力(Mpa) Test pressure | 強(qiáng)度試驗(yàn) Shell test | 3.0 | 7.5 | 密封試驗(yàn) Seal test | 2.2 | 5.5 | 適用介質(zhì) Appropriate medium | 水、蒸汽、油品、海水等 Water,steam,oil,seawater. | 適用溫度 Apppropriate temperture | -29℃~36℃ | 主要零件材料及性能 Main Part Materials and Properly 零件名稱Parts name | 材料 Material | 閥體Body | WCB、304、316、316SS、CF8M | 蝶板 Disc | WCB、304、316、316SS、CF8M | 閥桿Stem | 316、2Cr13、1Cr18Ni9Ti | 密封圈Sesl ring | 316、氟塑料 Fluorine plastic | 填料Packing | 柔性石墨、氟塑料 Flexible graphite,fluorine plastic | 美標(biāo)815L系列 API 815L Series 工程通經(jīng) Nominal diameter | 尺寸(mm)Dimensions | 參考重量(kg) Consult wight | In | mm | L | H | H0 | D1 | D2 | M | Z-d | | 6 | 150 | 57 | 175 | 545 | 241.5 | 216 | M20 | 8-22 | 28 | 8 | 200 | 64 | 210 | 645 | 298.5 | 270 | M20 | 8-22 | 36 | 10 | 250 | 71 | 250 | 695 | 362 | 324 | M24 | 12-25 | 53 | 12 | 300 | 81 | 285 | 830 | 432 | 381 | M24 | 12-25 | 74 | 14 | 350 | 92 | 320 | 900 | 476 | 413 | M27 | 12-29 | 110 | 16 | 400 | 102 | 355 | 980 | 540 | 470 | M27 | 16-29 | 138 | 18 | 450 | 114 | 380 | 1030 | 578 | 533 | M30 | 16-32 | 180 | 20 | 500 | 127 | 415 | 1110 | 635 | 584 | M30 | 12-32 | 196 | 24 | 600 | 154 | 475 | 1305 | 749.5 | 692 | M33 | 20-35 | 400 | 30 | 750 | 165 | 580 | 1525 | 914 | 857 | M33 | 28-35 | 482 | 36 | 900 | 203 | 680 | 1765 | 1085 | 1022 | M39 | 32-41 | 488 | |