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A44Y扳手弹簧全启式安全阀适用于工作温度≤300℃的空气、石油等介质的设备或管路上，作为超压保护装置。连接法兰标准PN＜6.4MPa按JB/T-94系列1。PN≥6.4MPa按JB/T-94系列2标准。
| A44Y-16C | 32 | 1.6 |
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| 铸钢 | ≤300 | 油品、空气等 |
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| A44Y-16C | 80 | 1.6 | 200 | 220 | 170 | 135 | 538 | 铸钢 | ≤300 | 油品、空气等 |
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| " | 100 | " | 215 | 245 | 205 | 185 | 655 | " | " | " |
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| " | 150 | " | 280 | 310 | 255 | 230 | 740 | " | " | " |
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| " | 200 | " |
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| A44Y-40 | 32 | 4.0 |
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| 铸钢 | ≤300 | 油品、空气等 |
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| " | 40 | " | 145 | 165 | 130 | 120 | 314 | " | " | " |
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| " | 50 | " | 160 | 180 | 145 | 130 | 376 | " | " | " |
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| " | 65 | " |
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| " | 80 | " | 195 | 215 | 170 | 150 | 538 | " | " | " |
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| " | 100 | " | 230 | 245 | 205 | 185 | 655 | " | " | " |
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| " | 150 | " | 300 | 310 | 255 | 230 | 740 | " | " | " |
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| " | 200 | " |
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| A44Y-64 | 32 | 6.4 |
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| 铸钢 | ≤300 | 油品、空气等 |
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| " | 40 | " |
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| " | 50 | " | 175 | 180 | 155 | 130 | 520 | " | " | " |
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| " | 65 | " |
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| " | 80 | " | 210 | 230 | 175 | 160 | 810 | " | " | " |
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| " | 100 | " | 250 | 270 | 195 | 195 | 890 | " | " | " |
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| A44Y-100 | 32 | 10.0 |
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| 铸钢 | ≤300 | 油品、空气等 |
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| " | 40 | " |
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| " | 50 | " | 195 | 180 | 155 | 130 | 520 | " | " | " |
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| " | 65 | " |
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| " | 80 | " | 230 | 230 | 175 | 160 | 810 | " | " | " |
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| " | 100 | " | 265 | 270 | 220 | 210 | 780 | " | " | " |
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