焊接閘閥產(chǎn)品說明:
  
  制造與驗(yàn)收技術(shù)條件按日本火力發(fā)電用閥門標(biāo)準(zhǔn)E101和JB/T3595-93的規(guī)定;
  
  結(jié)構(gòu)長(zhǎng)度按E101的規(guī)定或按用戶提供尺寸
  
  焊接坡口接電力工業(yè)管理標(biāo)準(zhǔn)78DG的規(guī)定或按用戶提供尺寸。
  
  ThemanufaltureandaueptanlespecigicationshanbebasedonthejapanesestandardE101appliedforthethermalpowerandJB/T3595-93
  
  ThelengthshallbeinlinewithE101orbyuser’sspeeification
  
  Weldinggrooveshanbeinauordanlewithpowerindustrhspe-cification78DGorhguser’specification
  
  Thesizeinincloseisoldproduction’ssize
  
  性能規(guī)范Propertyandspecifiecation
  
  產(chǎn)品型號(hào)Producttype公稱壓力PN(MPa)Nominalpressure試驗(yàn)壓力(MPa)Testpressure工作壓力(MPa)Workingpressure工作溫度(℃)Workingtemperature適用介質(zhì)Appicablemedium
  
  強(qiáng)度試驗(yàn)Sheeltest密封試驗(yàn)/上密封實(shí)驗(yàn)Sealtest
  
  Z960Y-2502537.527.5-≤425水、蒸汽、Water,steam
  
  Z960Y-3203248.036.0-≤425
  
  Z960Y-P54100V-30.022.0P5410≤540蒸汽Steam
  
  Z960Y-P54170V-48.036.0P5417≤540
  
  焊接閘閥主要零件材料Matecrialformainparts
  
  零件名稱Partname材料牌號(hào)Materialdesignation
  
  閥體BodyWCBWC6WC9
  
  閥板DiscWCBWC6WC9
  
  閥蓋Bonnet2512Cr1Mo1VA
  
  閥桿Stem1Cr17Ni220Cr1Mo1VA
  
  閥座Seat2512Cr1Mo1VA
  
  密封環(huán)SealingringS軟鋼(增強(qiáng)柔性石墨)Ssoftsteel(flexiblegraphite)S軟鋼SsoftsteelF軟鋼FSoftsteel
  
  填料Packing增強(qiáng)柔性石墨Fexiblegraphite
  
  支架YokeWCBWCB或WC6
  
  閥桿螺母Stemnut45(ZCuZn25A16Fe3Mn3)
  
  四開環(huán)Fourpiecering1Cr1320Cr1MoVA
  
  主要尺寸及重量Maindimensionsandweight
  
  公稱通徑DNNominaldiameter主要外形尺寸和連接尺寸(mm)Mainexternalandconnectingdimensions電動(dòng)裝置Electricdewice重量(kg)Weight
  
  dLHL1L2
  
  Z60Y/Z62Y-250
  
  100844061164437277DZW45234
  
  1251004831402437277DZW60343
  
  1751587111650554309DZW180638
  
  2252008641650554309DZW180654