| 公称通径NomindDiameter | 工作铜管外径×壁厚 | 外护管外径×壁厚 | 外护管外径×壁厚 | 行车道下M | 非行车道下M |
| 15 | φ15×1.0 | φ67×1.7 | G55×20 | 0.50 | 0.30 |
| 20 | φ22×1.2 | φ75×1.7 | G62×20 | 0.50 | 0.30 |
| 25 | φ28×1.2 | φ92×2.0 | G78×25 | 0.50 | 0.30 |
| 32 | φ35×1.5 | φ110×2.5 | G85×;25 | 0.50 | 0.30 |
| 40 | φ42×1.5 | φ110×2.5 | G92×25 | 0.50 | 0.30 |
| 50 | φ54×2.0 | φ125×2.5 | G114×25 | 0.85 | 0.65 |
| 65 | φ67×2.0 | φ142×2.5 | G127×30 | 0.85 | 0.65 |
| 80 | φ85×2.0 | φ160×2.5 | P145×30 | 0.85 | 0.65 |
| 100 | φ108×2.5 | φ188×3.0 | P178×35 | 0.85 | 0.65 |
| 125 | φ133×2.5 | φ200×3.0 | P203×35 | 1.00 | 0.80 |
| 150 | φ159×3.0 | φ250×4.0 | P229×35 | 1.00 | 0.80 |
| 200 | φ219×4.0 | φ315×5.0 | P289×35 | 1.00 | 0.80 |
| 250 | φ267×5.0 | φ360×5.0 | P347×40 | 1.00 | 0.80 |
| 300 | φ325×6.0 | φ420×7.0 | P405×40 | 1.00 | 0.80 |
