彈簧全啟封閉式安全閥A42Y-C型適用于工作溫度≤300℃空氣、石油氣、液體等介質(zhì)的設(shè)備和管路上。A42Y-P型及A42Y-R型適用于工作溫度≤200℃有腐蝕性的介質(zhì)的設(shè)備和管路上，作為超壓保護裝置。連接法蘭標準按JB/T……-94系列1。≥6.4MPa按JB/T……-94系列2。
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A42Y-16C
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A42Y-16P
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A42Y-16R
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KA42Y-16
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DA42Y-16C/P
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A42Y-25
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A42Y-25P
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A42Y-25R
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KA42Y-25（P）
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DA42Y-25P
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A42Y-40
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A42Y-40P
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A42Y-40R
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KA42Y-40
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DA42Y-40P
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A42Y-64
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A42Y-64P
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A42Y-64R
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KA42Y-64
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DA42Y-64P
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A42Y-100
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A42Y-100
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PA42Y-100R
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KA42Y-100
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DA42Y-100P
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NO.
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零件名稱
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A42Y-C/KA42Y-C材料
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A42Y-P/KA42Y-P材料
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A42Y-R材料
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DA42Y-P材料
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1
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閥座
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2Cr13/1Cr18Ni9Ti
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ZG1Cr18Ni9Ti
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ZG1Cr18Ni12Mo2Ti
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ZG1Cr18Ni9Ti
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2
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閥體
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WCB
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ZG1Cr18Ni9Ti
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ZG1Cr18Ni12Mo2Ti
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LCB/ZG1Cr18Ni9Ti
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3
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調(diào)節(jié)圈
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2Cr13/1Cr18Ni9Ti
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1Cr18Ni9Ti
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1Cr18Ni12Mo2Ti
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1Cr18Ni9Ti
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4
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反沖盤
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2Cr13/1Cr18Ni9Ti
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1Cr18Ni9Ti
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1Cr18Ni12Mo2Ti
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1Cr18Ni9Ti
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5
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閥瓣
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2Cr13/1Cr18Ni9Ti
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1Cr18Ni9Ti
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1Cr18Ni12Mo2Ti
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1Cr18Ni9Ti
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6
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導(dǎo)向套
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2Cr13/1Cr18Ni9Ti
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1Cr18Ni9Ti
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1Cr18Ni12Mo2Ti
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1Cr18Ni9Ti
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7
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閥蓋
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ZG230-450
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ZG230-450
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ZG230-450
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ZG1Cr18Ni9Ti
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8
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彈簧
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50CrVA
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50CrVA包覆氟塑料
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50CrVA包覆氟塑料
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50CrVA
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9
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閥桿
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2Cr13
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1Cr18Ni9Ti/1Cr18Ni12Mo2Ti
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1Cr18Ni9Ti/1Cr18Ni12Mo2Ti
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1Cr18Ni9Ti
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10
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調(diào)整螺桿
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45
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2Cr13
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2Cr13
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2Cr13
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11
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閥帽
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ZG200-400
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ZG200-400
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ZG200-400
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ZG230-450
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密封面材料
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堆焊Co基硬質(zhì)合金
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