焊接闸阀产品说明：

制造与验收技术条件按日本火力发电用阀门标准E101和JB/T3595-93的规定；

结构长度按E101的规定或按用户提供尺寸

焊接坡口接电力工业管理标准78DG的规定或按用户提供尺寸。

ThemanufaltureandaueptanlespecigicationshanbebasedonthejapanesestandardE101appliedforthethermalpowerandJB/T3595-93

ThelengthshallbeinlinewithE101orbyuser’sspeeification

Weldinggrooveshanbeinauordanlewithpowerindustrhspe-cification78DGorhguser’specification

Thesizeinincloseisoldproduction’ssize

性能规范Propertyandspecifiecation

产品型号Producttype公称压力PN（MPa）Nominalpressure试验压力（MPa）Testpressure工作压力（MPa）Workingpressure工作温度（℃）Workingtemperature适用介质Appicablemedium

强度试验Sheeltest密封试验/上密封实验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

焊接闸阀主要零件材料Matecrialformainparts

零件名称Partname材料牌号Materialdesignation

阀体BodyWCBWC6WC9

阀板DiscWCBWC6WC9

阀盖Bonnet2512Cr1Mo1VA

阀杆Stem1Cr17Ni220Cr1Mo1VA

阀座Seat2512Cr1Mo1VA

密封环SealingringS软钢（增强柔性石墨）Ssoftsteel（flexiblegraphite）S软钢SsoftsteelF软钢FSoftsteel

填料Packing增强柔性石墨Fexiblegraphite

支架YokeWCBWCB或WC6

阀杆螺母Stemnut45（ZCuZn25A16Fe3Mn3）

四开环Fourpiecering1Cr1320Cr1MoVA

主要尺寸及重量Maindimensionsandweight

公称通径DNNominaldiameter主要外形尺寸和连接尺寸（mm）Mainexternalandconnectingdimensions电动装置Electricdewice重量（kg）Weight

dLHL1L2

Z60Y/Z62Y-250

100844061164437277DZW45234

1251004831402437277DZW60343

1751587111650554309DZW180638

2252008641650554309DZW180654