1050 1060 1070 Aluminium Coil Pipe/Tubes for Air Condition

Characteristic parameter table

Grades

Standards

Tensile strength σb (MPa)

Elongation

δ10%

Elongation

δ5%

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%