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彈簧微啟封閉式高壓安全閥說明：a41y-160/320彈簧微啟封閉式高壓安全閥適用于工作溫度≤200℃空氣、氮氣混合氣、水等介質(zhì)的設(shè)備和管路上。a41y-160p／320p、41y-160r／320r型適用于工作溫≤200℃有腐蝕性的氣體或液體介質(zhì)的設(shè)備和管路上，作為超壓保護裝置。
彈簧微啟封閉式高壓安全閥主要零部件材料
| no. | 零件名稱 | a41y-160 材料 a41y-320 |
a41y-160p 材料 a41y-320p |
a41y-160p 材料 a41y-320p |
| 1 | 法蘭 | 35/35crmoa | 2cr13 | 1cr18ni9ti |
| 2 | 閥座 | 2cr13 | 1cr18ni9ti | 1cr18ni12mo2ti |
| 3 | 閥體 | 35/40 | 1cr18ni9ti | 1cr18ni12mo2ti |
| 4 | 閥瓣 | 2cr13 | 1cr18ni9ti | 1cr18ni12mo2ti |
| 5 | 導向套 | 2cr13 | 1cr18ni9ti | 1cr18ni12mo2ti |
| 6 | 彈簧 | 50crva | 50crva 包覆氟塑料 | 50crva 包覆氟塑料 |
| 7 | 閥桿 | 2cr13 | 1cr18ni9ti | 1cr18ni12mo2ti |
| 8 | 閥蓋 | zg230-450 | 1cr18ni9ti | 1cr18ni9ti |
| 9 | 調(diào)整螺桿 | 45 | 2cr13 | 2cr13 |
| 10 | 閥帽 | zg200-400 | 1cr18ni9ti | 1cr18ni9ti |
| 閥座、閥瓣密封面 | 堆焊 co 基硬質(zhì)合金 . | |||
| 型號 | 公稱通徑 (dn) |
do | d | m | d | k | z-φd | b | d1 | m1 | d 1 | k1 | zrφd1 | b 1 | l | l1 | ≈ h |
| a41y-160 (單法蘭) |
15 | 8 | 20 | m24×2 | 95 | 60 | 3-18 | 20 | / | m33×2 | 36 | / | / | / | 50 | 80 | 85 |
| 20 | 10 | 25 | m27×2 | 95 | 60 | 3-18 | 20 | / | m33×2 | 48 | / | / | / | 50 | 80 | 85 | |
| 25 | 12 | 28 | m33×2 | 105 | 68 | 3-18 | 20 | / | m33×2 | 48 | / | / | / | 50 | 80 | 85 | |
| a41y-160 | 10 | 8 | 18 | m24×2 | 95 | 60 | 3-18 | 20 | 29 | m42×2 | 115 | 80 | 4-18 | 22 | 95 | 100 | 261 |
| 15 | 8 | 20 | m24×2 | 95 | 60 | 3-18 | 20 | 29 | m42×2 | 115 | 80 | 4-18 | 22 | 95 | 100 | 261 | |
| 20 | 10 | 27 | m33×2 | 105 | 68 | 3-18 | 20 | 29 | m42×2 | 115 | 80 | 4-18 | 22 | 95 | 100 | 261 | |
| 25 | 12 | 28 | m33×2 | 105 | 68 | 3-18 | 20 | 50 | m64×3 | 165 | 115 | 6-26 | 32 | 130 | 135 | 285 | |
| 32 | 12.14.16 | 37 | m42×2 | 115 | 80 | 4-18 | 22 | 50 | m64×3 | 165 | 005 | 6-26 | 32 | 130 | 135 | 285 | |
| 40 | 20 | 47 | m52×2 | 165 | 115 | 6-26 | 28 | 65 | m80×3 | 200 | 045 | 6-29 | 40 | 165 | 165 | 350 | |
| 50 | 25 | 58 | m64×3 | 165 | 115 | 6-26 | 32 | 80 | m100×3 | 225 | 170 | 6-33 | 80 | 165 | 165 | 380 | |
| a41y-320 | 10 | 8 | 18 | m24×2 | 95 | 60 | 3-18 | 20 | 29 | m42×2 | 115 | 80 | 4-18 | 22 | 95 | 100 | 261 |
| 15 | 8 | 27 | m33×2 | 105 | 68 | 3-18 | 20 | 29 | m42×2 | 115 | 80 | 4-18 | 22 | 95 | 100 | 261 | |
| 20 | 10 | 30 | m36×2 | 110 | 75 | 3-18 | 20 | 29 | m42×2 | 115 | 80 | 4-18 | 22 | 95 | 100 | 261 | |
| 25 | 12 | 35 | m42×2 | 115 | 80 | 4-18 | 22 | 50 | m64×3 | 165 | 115 | 6-26 | 32 | 130 | 135 | 285 | |
| 32 | 12.14.16 | 41 | m48×2 | 135 | 95 | 4-22 | 25 | 50 | m64×3 | 165 | 115 | 6-26 | 32 | 130 | 135 | 285 | |
| 40 | 20 | 58 | m64×3 | 165 | 115 | 6-26 | 32 | 65 | m80×3 | 200 | 145 | 6-29 | 40 | 115 | 115 | 350 | |
| 50 | 25 | 70 | m80×3 | 200 | 145 | 6-29 | 40 | 80 | m100×3 | 225 | 170 | 6-33 | 50 | 165 | 165 | 380 |
