| Code | DN 尺寸 | package (pcs) |
| EH304 | 20 | 200 |
| EH304 | 25 | 150 |
| EH304 | 32 | 80 |
| EH304 | 40 | 60 |
| EH304 | 50 | 40 |
| EH304 | 63 | 20 |
铜芯
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