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| 材 料 | 鋁 Aluminium (6063-T5) | 
| 單位質量 | 1.2kg/m | 
| 截面積 | 403.5mm2 | 
| 周長 | 266.5mm | 
| 執(zhí)行標準 | GB/T 14846-2014 | 
| 訂 貨 號 | JL1221 | 
								            


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					Exquisite craftsmanship to meet the needs
		Professional team, efficient and low consumption
					
		
					Strict quality inspection, no defective products
		
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