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一、產(chǎn)品概述:
A21F、A21H-C型適用于工作溫度≤200℃的空氣、氨、石油氣……等介質(zhì)的設(shè)備或管路上。A21W-P、R型適用于溫度≤200℃有腐蝕性的氣體或液體的設(shè)備或管路上,作為超壓保護裝置。KA21Y型適用于溫度≤100℃的液化石油氣等。
二、主要零部件材料:NO.零件名稱A21H-C/A21F材料A21W-P/A21F-P材料A21Y-R材料1管接頭201Cr18Ni9Ti1Cr18Ni12Mo2Ti2管接頭螺母352Cr131Cr18Ni9Ti3閥座351Cr18Ni9Ti1Cr18Ni12Mo2Ti4閥體2Cr131Cr18Ni9Ti1Cr18Ni12Mo2Ti5閥瓣2Cr13/2Cr13+PTFE1Cr18Ni9Ti/1Cr18Ni9Ti+PTFE1Cr18Ni12Mo2Ti6彈簧座2Cr131Cr18Ni9Ti1Cr18Ni12Mo2Ti7彈簧50CrVA50CrVA包覆氟塑料50CrVA包覆氟塑料8鎖緊螺母Q235-AZG230-4501Cr18Ni9Ti9彈簧導(dǎo)向墊2Cr131Cr18Ni9Ti1Cr18Ni12Mo2Ti10調(diào)節(jié)螺母Q235-A2Cr131Cr18Ni12Mo2Ti密封面材料"Y"型堆焊Co基硬質(zhì)合金,"H"型堆焊D507,"W"型為閥門本體三、亞泰牌A21F、A21H彈簧微啟式外螺紋安全閥外形尺寸和連接尺寸:
型號公稱通徑dodDoMd1D1LL1≈HKA21-16C
A21H-16C
A21H-40
A21W-16P
A21W-40P
KA21-16P15121520M27×1.5G1/2"3035766620162025M33×1.5G3/4"3540876825182531M39×1.5G1"4050100105A21Y-64
A21Y-64P
A21Y-100
A21Y-100P15101525M39×1.5G1"44501006620102031M39×1.5G1"44501006825122531M39×1.5G1"4450100105A21W-160/160P15820/M24×2G1"445010026120825/M33×2G1"445010026125828/M36×2G1"4450100285