亚洲人性生活视频-国产爆乳无码视频在线观看3-亚洲色欲啪啪久久www综合网-久久久精品波多野结衣-亚洲七七久久桃花影院-日本熟妇大屁股人妻

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


主站蜘蛛池模板: 波多野结衣一级| 久草热在线视频| 伊人久操| 欧美牲交a欧美牲交aⅴ免费| 国产精品538一区二区在线| 涩涩97| 久久久久综合| 日韩一区二区三区无码影院| 男女免费爽爽爽在线视频| 波多野吉衣 免费一区| 午夜无码国产理论在线| 久操精品| 免费在线小视频| 欧美熟妇喷潮xxxx| 欧美午夜在线| 欧美黑人添添高潮a片www| 国产精品丝袜黑色高跟鞋| 日韩免费视频观看| 亚洲成在人线在线播放无码 | 日日碰狠狠躁久久躁婷婷| 国内老熟妇对白hdxxxx| www黄色免费| 久久久av| 久久久久久av无码免费看大片| 成人免费高清| 2021最新国产成人精品视频| 少妇被爽到高潮动态图| 欧美日韩免费在线观看| 亚洲成人福利在线| 给我免费的视频在线观看| 日韩视频在线观看免费| 欧美肥妇bwbwbwbxx| 亚洲第一大网站| 国产午夜精品一区二区三区在线观看| 亚洲精品色情app在线下载观看| 九色网址| 免费看污成人午夜网站| 青青青爽视频在线观看| 精品久久洲久久久久护士| 久久精品99久久| 香蕉国产成版人视频在线观看|