| A42Y-16C | | A42Y-16P | | A42Y-16R | | KA42Y-16 | | DA42Y-16C（P） | | |
| A42Y-25 | | A42Y-40P | | A42Y-40R | | KA42Y-25(P) | | DA42Y-25(P) | | | | A42Y-40 | | A42Y-40P | | A42Y-40R | | KA42Y-40 | | DA42Y-40(P) | | | | A42Y-64 | | A42Y-64P | | A42Y-64R | | A42Y-64 | | A42Y-64(P) | | | | A42Y-100 | | A42Y-100P | | A42Y-100R | | A42Y-100 | | A42Y-100(P) |
| | A42Y-C型适用于工作温度≤300℃空气、石油气、液体等介质的设备和管路上。A42Y-P型及A42Y-R型适用 | | 于工作温度≤200℃有腐蚀性的介质的设备和管路上，作为超压保护装置。 | | 连接法兰标准按JB/T…..94系列1。≥6.4MPa按JB/T….94系列2。 | | |
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