A42Y-160/320型弹簧全启封闭式高压安全阀适用于工作温度≤200℃空气、氮氢混合气等介质的设备或管路上。A42Y-160P/320P、A42Y-160R/320R适用于工作温度≤200℃有腐蚀性介质的设备或管路上，作为超压保护装置。连接法兰按JB/T2769-92的标准。【结构图】【主要零部件材料】NO.A42Y封闭型零件名称A42Y-160A42Y-320材料A42Y-160PA42Y-320P材料A42Y-160RA42Y-320R材料1法兰35/35CrMoA2Cr131Cr18Ni12Mo2Ti2阀座2Cr131Cr18Ni9Ti1Cr18Ni12Mo2Ti3阀体401Cr18Ni9Ti1Cr18Ni12Mo2Ti4调节圈2Cr131Cr18Ni9Ti1Cr18Ni12Mo2Ti5阀瓣2Cr131Cr18Ni9Ti1Cr18Ni12Mo2Ti6反冲盘2Cr131Cr18Ni9Ti1Cr18Ni12Mo2Ti7导向套2Cr131Cr18Ni9Ti1Cr18Ni12Mo2Ti8阀盖ZG230-450ZG230-450ZG230-4509阀杆2Cr131Cr18Ni9Ti1Cr18Ni9Ti10弹簧50CrVA50CrVA包覆氟塑料50CrVA包覆氟塑料11调整螺杆452Cr132Cr1312阀帽ZG200-400ZG200-400ZG200-400密封面材料堆焊Co基硬质合金【外形尺寸和连接尺寸】型号公称通径dodMKDZ-ødbd1M1K1D1Z1-ød1b1LL1≈HA42Y-16015820M34×260953-182029M42×2801154-18229510022020827M33×2681053-182029M42×2801154-182295100220251428M33×2681053-182050M64×31151656-2632150150280321537M42×2801154-182250M64×31151656-2632150150390402047M52×21151656-262865M80×31452006-2940180180495502559M64×31151656-263280M100×31702256-3350165165400A42Y-32015827M33×2681053-182029M42×2801154-18229510022020830M33×2751103-182229M42×2801154-182295100220251435M42×2801154-182250M64×31151656-2632150150280321541M48×2951354-222550M64×31151656-2632150150390402058M64×31151656-263265M80×31452006-2940180180495502570M80×31452006-294080M100×31702256-3350165165400A42Y-400321541M48×2951354-222550M64×31151656-2632150150397更多华天产品欢迎进入上海华天机电设备公司主页或来电咨询021-60402001)