香蕉人妻av久久久久天天-色午夜一av男人的天堂-国产精品亚洲精品日韩已满十八小-久久精品国产9久久综合-欧美 日韩 亚洲 精品二区

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: 久久成人国产精品无码| 男女猛烈拍拍拍无挡视频| 丁香色婷婷国产精品视频| 国产精品一区二区无线| 人妻va精品va欧美va| 国产在线精品视频你懂的| 国产精品_国产精品_k频道w| 一区二区高清国产在线视频| 中文字幕制服丝袜第57页| 久久麻豆成人精品| 99亚洲精品卡2卡三卡4卡2卡| 无码人妻一区二区三区兔费| 久久久午夜成人噜噜噜| 强被迫伦姧在线观看无码| 午夜理理伦电影a片无码| 人妻有码av中文字幕久久琪| 亚洲熟女综合一区二区三区| 欧美xxxx做受欧美| 亚洲成av人片不卡无码| 波多野结衣办公室双飞 | 亚洲春色av无码专区最| 99在线精品免费视频九九视| 亚洲 欧美 日韩 综合aⅴ| 久久综合伊人77777| 欧美老肥妇做爰bbww| 白嫩少妇激情无码| 中文字幕人妻互换av久久| 中文字幕乱码亚洲精品一区| 自慰小少妇毛又多又黑流白浆| 欧美精品久久久久久久自慰| 少妇久久久久久久久久| 女人裸体做爰免费视频 | 亚洲区欧美区综合区自拍区| 强开小嫩苞A片黑人| 在线 欧美 中文 亚洲 精品| 人妻系列av无码专区| 国产精品免费_区二区三区观看| 无码国产69精品久久久久孕妇| 亚洲综合色区另类小说| 久久综合婷婷成人网站| 国产亚洲第一午夜福利合集|