... 6061, 6063,A356,A380,ADC12, Aluminum ladder Material grades: Aluminium Alloy,Aluminum alloy 6061, 6063,A356,A380,ADC12, extrusions,bars,ingots.Finish: ... 20 years rich experience in making all kinds of aluminium/aluminum extrusions and products in various standards.2, The products are ... 24 hours2, Samples provided in 20 days3, Fast delivery and quality products Aluminum ladder