美女av一区二区三区-亚洲日产韩国一二三四区-精品久久久久中文字幕加勒比-欧美饥渴少妇xxxxx性-中文字幕日韩人妻在线视频

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: 国产亚洲精品bt天堂精选| 欧美大屁股xxxxhd黑色| 777午夜福利理伦电影网| 国产精品免费无遮挡无码永久视频| 婷婷俺也去俺也去官网| 免费无码的av片在线观看| 成人免费毛片内射美女-百度 | 欧美另类精品xxxx| 成年美女黄的视频网站| 国产又色又爽又黄的在线观看视频| 自偷自拍亚洲综合精品第一页 | 免费大黄网站在线观| 色综合天天天天综合狠狠爱| 人人干人人噪人人摸| 亚洲日韩看片无码电影| 情欲少妇人妻100篇| 国产人妖xxxx做受视频| 成人免费视频无码专区| 97精品超碰一区二区三区| 老子午夜精品无码| 亚洲一区二区三区自拍天堂 | 亚洲国产中文在线视频| 亚洲另类自拍丝袜第五页| 欧美成aⅴ人高清免费观看| 蜜臀色欲AV无码人妻| 四虎永久在线高清国产精品| 玩两个丰满老熟女久久网| 日产精品久久久久久久| 亚洲综合色成在线观看| √天堂资源地址在线官网| 日韩午夜无码精品试看| 男女又爽?又黄?3D免费| 日韩精品一区二区av在线观看| 日韩精品无码一区二区三区| 无码国产精品一区二区免费式直播| 国产成久久免费精品av片| 97国产婷婷综合在线视频| 成人三级无码视频在线观看| 久久久精品午夜免费不卡 | 青青草视频在线观看| 欧美日韩亚洲中文字幕二区|