制造與驗收技術條件按日本火力發電用閥門標準E101和JB/T3595-93的規定；

結構長度按E101的規定或按用戶提供尺寸

焊接坡口接電力工業管理標準78DG的規定或按用戶提供尺寸。

ThemanufaltureandaueptanlespecigicationshanbebasedonthejapanesestandardE101appliedforthethermalpowerandJB/T3595-93

ThelengthshallbeinlinewithE101orbyuser’sspeeification

Weldinggrooveshanbeinauordanlewithpowerindustrhspe-cification78DGorhguser’specification

Thesizeinincloseisoldproduction’ssize

性能規范Propertyandspecifiecation

產品型號Producttype公稱壓力PN（MPa）Nominalpressure試驗壓力（MPa）Testpressure工作壓力（MPa）Workingpressure工作溫度（℃）Workingtemperature適用介質Appicablemedium

強度試驗Sheeltest密封試驗/上密封實驗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Materialdesignation

閥體BodyWCBWC6WC9

閥板DiscWCBWC6WC9

閥蓋Bonnet2512Cr1Mo1VA

閥桿Stem1Cr17Ni220Cr1Mo1VA

閥座Seat2512Cr1Mo1VA

密封環SealingringS軟鋼（增強柔性石墨）Ssoftsteel（flexiblegraphite）S軟鋼SsoftsteelF軟鋼FSoftsteel

填料Packing增強柔性石墨Fexiblegraphite

支架YokeWCBWCB或WC6

閥桿螺母Stemnut45（ZCuZn25A16Fe3Mn3）

四開環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電動裝置Electricdewice重量（kg）Weight

dLHL1L2

Z60Y/Z62Y-250

100844061164437277DZW45234

1251004831402437277DZW60343

1751587111650554309DZW180638

2252008641650554309DZW180654