... ISO9001:2008 4.material :Spcc/SECC/AL 2012 aluminium corner joints for furniture description:1process cutting,punching,bending,deburring,stamping,welding ... assembling,etc 2materialstainless steel, iron ( SPCC, SECC, SPTE, tinplate), aluminum alloy, red copper, brass are available.3thickness0.5-15mm4high precision :+/-0 ... visit our company. our products show: 2012 aluminium corner joints for furniture