Aluminum alloy cylinder pipe

	product name:	Aluminum alloy cylinder pipe
	Place of Origin:	Peoples Republic of China
	Post Date:	June 19, 2010
	Edit Date:	August 17, 2011

Detailed Product Description:

Aluminum alloy cylinder pipe technology parameters:

inner diameter：Φ16-Φ250mm  

Line tolerance：≤1mm/1000mm
Inner tolerance：H9-H11        

Surface oxidation  hardness：＞300HV

surface roughness：Ra≤0.6  

Internal and external film thickness：＞18μm