| 公称通径 | 管螺纹规格 |
| DN15 | G1/2" |
| DN20 |
G3/4" |
| DN25 |
G1" |
| DN32 |
G1.2" |
| DN40 |
G1.5" |
| DN50 |
G2" |
| DN70 |
G2.5" |
| DN80 |
G3" |
| DN100 |
G4" |
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