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| 材 料 | 铝 Aluminium (6063-T5) |
| 单位质量 | 18.4kg/m |
| 截面积 | 5881.8mm2 |
| 周长 | 639.7mm |
| 执行标准 | GB/T 14846-2014 |
| 订 货 号 | JL1321 |



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Exquisite craftsmanship to meet the needs
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Strict quality inspection, no defective products
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