heat exchange tube

1. material: 1060,1070,3003 2. dimension: OD4-19mm 3. weight: 2kg-600kg 4. Length: 15-1000M 5. Packing: carton ,plywood

heat exchange tube

Characteristic parameter table
Grades	Standards		Tensile strength b (MPa)	Elongation     10%		Elongation 5%	Characteristics and scope of application
Al 1070A	GB/T4437.1-2000		60-95	≥22		≥25	Industrial pure aluminum, with high plasticity, corrosion resistance, electrical conductivity and thermal conductivity, but low intensity, heat treatment can not be strengthened and not be cut; can gas welding, welding and exposure to hydrogen atoms welding, brazing can not afford; vulnerable processing and extension of various pressures, bending.
Al 1060A	GB/T3191-1998		60-95	≥22		≥25
Detection of parameter table
Serial number		Test items			Units of measurement		Monitoring data
1		Internal and external surface quality					Clean
2		The inner surface of dust concentration in			g/		≤0.017
3		Inside surface roughness					≤Ra0.40
4		Water content			g/		≤0.02
5		Tensile strength			Mpa		≥70
6		Iron			%		0.12
7		Silicon			%		0.02
8		Copper			%		0.01
9		Pressure test					≥1.3Mpa/16
10		Elongation			%		≥37%

heat exchange tube