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                产品∮应用及特点:

                本阀门适用于工作温≡度≤350℃的蒸汽、空气等介质的设备或管路上。作为超压保护装置。

                主要零部件材◥料

                NO.
                零件名称
                A27H材料
                A27W-P材料
                A27W-R材料
                1
                阀体
                HT350
                ZG1Cr18Ni9Ti
                ZG1Cr18Ni12Mo2Ti
                2
                阀座
                35
                ZG1Cr18Ni9Ti
                ZG1Cr18Ni9Ti
                3
                调节圈
                2Cr13
                1Cr18Ni9Ti
                1Cr18Ni12Mo2Ti
                4
                阀瓣
                2Cr13
                1Cr18Ni9Ti
                1Cr18Ni12Mo2Ti
                5
                弹簧
                50CrVA
                50CrVA包覆氟塑料
                50CrVA包覆氟塑料
                6
                阀杆
                2Cr13
                2Cr13
                1Cr18Ni9Ti
                7
                调整螺杆
                45
                2Cr13
                1Cr18Ni9Ti
                8
                保护罩
                ZG200-400
                ZG200-400
                1Cr18Ni9Ti

                密封面材料
                堆焊D507
                堆焊Co基硬质合金