亚洲视频一区二区,国产一区二区网站,国产精品…在线观看,欧美高清正版在线,欧美日韩 国产区 在线观看,亚洲最新视频在线观看

German standard stop valve

Products > Bellows valve > German standard stop valve

German standard stop valve

Model: WJ41
Nominal diameter: DN15 ~ 350mm
Nominal pressure: PN16 ~ 40MPa
Operating temperature: -29 ~ 350 ℃
Contact purchase
shared:

First, the product overview:

Bellows   sealed globe valve is the introduction of advanced German technology   company, the use of advanced metal bellows sealing technology,   high-performance metal bellows, bellows seal globe valve bellows seal   design to completely eliminate the common valve stem packing seal aging   The shortcomings of quick leaks not only improve energy efficiency,   increase the safety of production equipment, reduce maintenance costs   and frequent maintenance, but also provide a clean and safe working   environment. Widely   used in: petrochemical, chemical fiber textile, plastic paper, power   steel, printing and dyeing rubber, food and other industries.


 Second, the structural features:
 1,   the product structure is reasonable, reliable seal, dual rugged bellows   seal design (bellows + filler), to ensure zero stem leakage. No fluid loss, improve factory equipment safety. And in line with international standards of sealing. 
 2,   the sealing surface surfacing Co-based cemented carbide,   wear-resistant, corrosion-resistant, good anti-friction performance,   long service life 
 3,   the valve stem quenching and nitriding treatment, good corrosion and   friction performance; stem Lift position indication, more intuitive

Drive modeManual
electric
design standardsDIN3356
Structure lengthDIN3202
Connect the flangeDIN2543-2545
Test and inspectionDIN3230


 Third, product performance specifications:

Nominal pressure (MPa)Shell test pressure (MPa)Seal test pressure (MPa)Applicable temperature (℃)
1.62.41.76
       ≤350 ℃
2.53.752.75
4.06.04.4
6.49.67.04

Note: Series valve connection flange can be designed and manufactured according to user requirements
 

Fourth, parts and materials:

Part NameBodycapValve stemDiscSealing surfacefiller
WCBWCBWCB13Cr2Cr132Cr13Flexible graphite
STL
304CF8CF8304304304Flexible graphite
STLPTFE
316CF8MCF8M316316316Flexible graphite
STLPTFE
304LCF3CF3316304L304LFlexible graphite
STLPTFE
316LCF3MCF3M316316L316LFlexible graphite
STLPTFE

Fifth, the size and weight specifications:

modelWJ41-16













Pressure LevelPN16













caliber1520253240506580100125150200250300350
L130150160180200230290310350400480600730850980
H195200220225235250260265370400515550600630680
Do130130130130150150180180200200400450450500500
Weight (Kg)44.557912.51823415490160260410610

 

modelWJ41-25
Pressure LevelPN25
caliber1520253240506580100125150200250300350
L130150160180200230290310350400480600730850980
H195200220225235250260265370400515550600630680
Do130130130130150150180180200200400450450500450
Weight (Kg)44.5579.5131924435795168300510680

 

modelWJ41-40
Pressure LevelPN40
caliber1520253240506580100125150200250300350
L130150160180200230290310350400480600730850980
H195200220225235250260265370400515550600630680
Do130130130130150150180180200200400450450500500
Weight (Kg)44.5581013.52025456098171340580780


啊灬啊别停灬用力啊岳| 久久久久无码精品国产h动漫| 精品调教chinesegay| 日本xxxx裸体bbbb| 69av免费视频| 国模冰莲自慰肥美胞极品人体图| 日本欧美中文字幕| 成人欧美一区二区三区黑人| 久久精品国产精品亚洲毛片| 性欧美18-19性猛交| 国产精品成人无码久久久| 女人18片毛片60分钟| 91青青青国产在观免费影视| 精品一区二区三区波多野结衣| 亚洲av日韩av无码污污网站| 国产公开免费人成视频| 人妻内射一区二区在线视频 | 视频一区视频二区制服丝袜| 99久久综合狠狠综合久久一区| 久久精品国1国二国三| 亚洲有码转帖| 久久99青青精品免费观看| 亚洲综合亚洲国产尤物| 黄色永久免费网站| 亚洲欧美电影一区二区| 狠狠色丁香久久婷婷综合五月| 亚洲va中文字幕无码| 国产午夜无码片在线观看影院| 亚洲av无码国产精品麻豆天美| 国产欧美另类久久精品蜜芽| 亚洲av极品无码专区在线观看| 国产在线精品国自产拍影院同性 | 亚洲免费观看在线视频| 精品国产一区二区三区久久| 亚洲人成图片小说网站| 久久精品aⅴ无码中文字字幕重口| 中文字幕乱码人在线视频1区| 免费又黄又硬又爽大片| 俄罗斯大荫蒂女人毛茸茸| 玩弄丰满少妇xxxxx性多毛 | 国产乱子影视频上线免费观看|