高温高压焊接闸阀概述：高温高压焊接闸阀又名电站焊接闸阀，适用于公称压力PN16.0-32.0MPa，工作温度≤540℃（其中P57170V工作温度为570℃）的石油，化工、水力、火力电站各种系统的管路上，切断或接通管路介质。适用介质为：水、油品、蒸汽、酸性介质等。操作方式有：手动、齿轮传动、电动等。高温高压焊接闸阀主要零件材料：零件名称材料牌号阀体WCBA105Wc612Cr1MoVWc612Cr1MoV阀盖WCB35Wc612Cr1MoVWc612Cr1MoV支架WCBWCBWCB闸板WCBWc6Wc9阀杆2Cr1325Cr2MoV20Cr1Mo1V1A25Cr2MoV20Cr1Mo1V1A阀座25304304密封环(垫片)包覆垫、增强柔性石墨填料增强柔性石墨阀杆螺母ZCuAI10Fe3高温高压焊接闸阀结构特点：设计制造按JB/T3595等标准，可与国产设备配套使用。阀门中腔采用压力自密式密封结构、密封性能好。支管两端为焊接结构。闸板与阀座密封面采用司太立（stellite）钻基硬质合金堆焊而成，耐磨、耐高温、耐腐蚀、抗擦伤性能好。阀杆经调质和表面氮化处理，有良好的抗腐蚀性和抗擦伤性。启闭件的结构可根据用户要求设计成单板、双板平行双板等不同形式。高温高压焊接闸阀主要外形连接尺寸：公称压力PN(MPa)公称通径DN(mm)主要外形尺寸及连接尺寸（mm）重量(Kg)LDL1dHD016.0159023101318211862011029111821013010251203512232351501332130431428258166154015049153628518023501706116453381803520.0159023101318211862011029111821013010251203512232351501332130431428258180164015049153628518025501706116453381803725.01590231013182118620110291118210130102512035122323515013321304314282581801640150491536285180275017061164533818040公称压力PN(MPa)公称通径DN(mm)主要外形尺寸及连接尺寸(mm)重量(Kg)dLHL1L225.050432168403631971036557254915363197110806730595036319713510084406116443727723412510048314024372773431501257001129450175158711(750)1650457309638225200864(850)165055430965430028010672106764398197332.01009653312364372772341251186101402437277315150148762(750)1403526283672175148762(750)16505543096842252221041(850)1650554309696350350125022552605P54100V175148762(750)16505543096832252221041(850)16505543097042502221041(900)17955543091214300294125420805543092125P5414V125136600111517517575012052252178501490P54170V12598630(580)12304372773122251861060(850)16805543091404300278139722657642834350338155025367155591P57170V125124600111517516375012052252018501490)