- 電站旋啟式止回閥產(chǎn)品詳情·用途法蘭連接的旋啟式止回閥適用于公稱壓力PN1.6~16.0MPa,工作溫度-29~550℃的石油、化工、制藥、化肥、電力行業(yè)等各種工況的管路上。適用介質(zhì)為:水、油品、蒸汽、酸性介質(zhì)等。·結(jié)構(gòu)優(yōu)勢與特點(diǎn)1、產(chǎn)品按國家標(biāo)準(zhǔn)GBl2236設(shè)計(jì)制造,結(jié)構(gòu)合理,密封可靠,性能優(yōu)良。
2、閥瓣、閥座密封面采用鐵基合金或司太立(stellite)鈷基硬質(zhì)合金堆焊而成,耐磨、耐高溫、耐腐蝕、抗擦傷性能好、使用壽命長。
3、可采用各種配管法蘭標(biāo)準(zhǔn)及法蘭密封面型式,滿足各種工程需要及用戶要求。
4、閥體材料品種齊全,填料、墊片可根據(jù)實(shí)際工況或用戶要求合理選配,能適用于各種壓力、溫度及介質(zhì)工況。
5、閥瓣轉(zhuǎn)繞閥座外的銷軸旋轉(zhuǎn),減少關(guān)閉時發(fā)生猛烈沖擊。
6、銷軸與閥瓣連接采用內(nèi)裝式結(jié)構(gòu),不存在外泄漏點(diǎn),使用更可靠。·型號 Type配管法蘭
Pipe arrangement flange公稱壓力PN(MPa)
Nominal pressure法蘭密封面
Flange’s sealing face產(chǎn)品型號JB/T74
GBgll3
GB20592~ 206351.6凸面
Convex faceH64H-16CH64W-16RH64W-16PH64y-16l2.5H64H-25H64W-25RH64W-25PH64y-25l4.0凹凸面
Concave-convex faceH64H-40H64W-40RH64W-40PH64y-40l6.4H64H-64H64W-64RH64W-64PH64y-64l10.0H64H-100H64W-100RH64W-100PH64y-100l16.0H64H-160H64W-160RH64W-160PH64y-160l25.0H64H-250H64W-250RH64W-250PH64y-250l注:如法蘭密封面型式與表中規(guī)定不同時,用戶應(yīng)在合同中注明。·標(biāo)準(zhǔn)與規(guī)范 Standards設(shè)計(jì)與制造
Design and manufacture結(jié)構(gòu)長度
Face to face dimension壓力溫度等級
Grade of pressure-temperature連接法蘭
connecting flange試驗(yàn)與檢驗(yàn)
Test and inspectionGBl2236GBl22221GB9131 JB/T74 HG20604JB/T74
GB9131
HG20592~20635GBl3927
JB/T9092-1999·主要尺寸及重量 Main dimensions and weight公稱壓力PN(MPa)
Nominal
pressure公稱通徑
DN(mm)
Nominal
diameter外形尺寸和連接尺寸/mm Dimensions重量/kg
WeightLDD1D2b-fZ-ødD3H
1.6502301601 251 001 6-24-1 81 851 6022652901801 461 201 8-34-1 821 51 77268031 01951 601 3520-38-1 82351 87331 003502151 801 5520-38-1 8255202391 2540024521 01 8522-38-1 8285227571 5048028024021 024-38-233302638020055033529526526-312-233852939525065040535532030-312-254553301 7530075046041 O37530-412-2551 538226035085052047043534-416-2554543036040095058052548536-416-306004804965001 1 5070565060844-420-34730560588
2.5502301 601 251 0020-34-1 81 851 7722652901 801 451 2022-38-1 821 51 92308031 O1 951 601 3522-38-1 82351 92351 003502301 901 6024-38-2326021 7521 254002452201 8828-38-25296250731 5048030030021 830-38-253302701 0320055036035027634-312-253803501 3525065042537033236-312-3043041 01 9630075048543039040-416-3049043028535085055049044844-416-3454545038840095061 055050548-416-346005604965001 1 5073066061 052-420-4173061 8641·主要尺寸及重量 Main dimensions and weight公稱壓力
PN(MPa)
Nominal
Dressure全稱通徑
DN(mm)
Nominal
diameter外形尺寸和連接尺7/mm Main external and connecting dimensions重量/kg WeightLDD1D2D6b-ff2Z-dD3H4.0502301601251008820-344-18185177226529018014512011022-348-18210192308031019516013512122-348-182351923410035023019016015024-34.58-232602175212540027022018817628-34.58-252952597315048030025021820430-34.58-2533027010320055037532028226038-34.512-3045034021225065044538534531342-34.512-3444540129730075051045040836446-44.516-3454542336235085057051046542252-4516-34570460450400g5065558553547458-4516-41625490585500115075567061257662-4520-487306186416.4503001751251058826-344-23210192306534020016013011028-348-23235207418038021017014012130-348-23235207481OO43025020016815032-34.58-252702357212550029524020217036-34.58-3031526510815055034028024020438-34.58-3436029715520065040534530026044-34.512-3442035721725077547040035231348-34.512-4148040534130090053046041236454-44.516-41560465472350102559552547542260-4516-41615514627400115067058552547465-4516-48675568882500140080070564057670-4520-54735620102710.0503001951451128828-344-25210192416534022017013811032-348-25235207488038023018014812134-348-252602357210043026521017215038-34.58-3029526510812550031025021017542-34.58-3433531313015055035029025020446-34.512-3442536021720065043031231226054-34.512-4145042034125077550038238231360-34.512-41535480472·主要尺寸及重量 Main dimensions and weight公稱壓力
PN(MPa)
Norminal
pressure公稱通徑
DN(mm)
Nominal
diameter外形尺寸和連接尺寸/mm Dimensions重量/kg
WeightLDD1D2D6b-ff2Z-dH16.0503002151651328836-348-25251496534024518015211044-348-30282588038026020516812146-348-3032011010043030024020015048-34.58-3435616212550035528523817660-34.58-4139321415055039031827020466-34.512-4143026720065048040034526078-34.512-4847031825075058048542531388-34.512-5451437025.0503682101601287040-358-2531063654192602031659748-358-30346788047029023019011654-358-34385921005463602g224513866-368-4140616812567338531827017076-3612-4153422015070544036030519082-3612-4556027020083253544038024592-3612-51318320250991670572508319110-3616-55673390