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| 材 料 | 鋁 Aluminium (6063-T5) | 
| 單位質(zhì)量 | 2.0kg/m | 
| 截面積 | 664.7mm2 | 
| 周長 | 388.0mm | 
| 執(zhí)行標(biāo)準(zhǔn) | GB/T 14846-2014 | 
| 訂 貨 號 | JL1320 | 
								            


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