公称通经DN(mmprefix = o ns = "urn:schemas-microsoft-com:office:office" | 50~2000 | 50~1600 | |
公称药理PN(MPa | 0.6 | 1.0 | 1.6 |
密封试验MPa | 0.66 | 1.1 | 1.76 |
强度试验MPa | 0.9 | 1.5 | 2.4 |