主要外形尺寸
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-P54100-30.022.0P5410≤540蒸汽Steam
Z960Y-P54170-48.036.0P5417≤540
主要零件材料
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