6618 T8 Pb-free free -cutting precision drawn bars

6618 T8 lead -free free -cutting precision drawn bars by Chalco has excellent machinability and mechanical properties,which makes it easy machining with any tool and the tool life is more longer.Compared with 2011 and 2007,its weldability and anodizing are more superior,together with excellent surface finishing after turning.

Application of 6618 T8 Pb-free free -cutting precision drawn bars:Automotive parts,electric industry,precision machning,defense,screws,bolts,nuts,threaded parts etc.
Composition

Si	Fe	Cu	Mn	Mg	Cr	Ni	Zn	Ti	Bi	Al
0.1-0.15	≤0.6	2.2-2.6	0.3-0.8	0.3-0.6	≤0.2	≤0.2	≤0.25	≤0.15	0.05-0.7	Rem

Mechanical properties

Processing	Temper	Diam	Mpa Tensile Strength	Mpa Yield Strength	Elongation	HB Hardness
冷拔 Drawn	T3	≤30	370	240	7	60
	T3	30＜D＜80	340	220	7	60
	T351	≤80	370	240	5	60
	T8	≤80	370	270	8	60
挤压 Extruded	T6	≤80	370	250	8	60
挤压 Extruded	T6	80＜D≤250	340	220	8	60

Author: Frank

Chalco Aluminium is specialized in producing and marketing aluminium bar.Our customer service representatives are qualified,knowledgeable aluminum bars experts, Thire industry expertise and professionalism will save you time and money and ensure that you have the best aluminium bars and rods.

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