GB
|
Chemical Composition(%)
|
|||||||
Sn
|
Al
|
Zn
|
Fe
|
Pb
|
Ni
|
P
|
Cu
|
|
C5191 |
6.0-7.0
|
0.002
|
0.3
|
0.05
|
0.02
|
0.2
|
0.10-0.25
|
Balance
|
C5210 |
6.0-7.0
|
0.002
|
0.3
|
0.02
|
0.02
|
0.2
|
0.26-0.4
|
Balance
|
Grade
|
Temper
|
Thickness(mm)
|
Tensile Strength(MPa)
|
Elongation(%)
|
Hardness(HV)
|
||||
C5191
|
EN
|
more than 0.2
|
635-720
|
more than 5
|
200-240
|
||||
C5210 |
M
|
more than 0.2 |
more than 345
|
more than 45
|
less than 120
|
||||
Y4
|
390-510
|
more than 40
|
100-160
|
||||||
Y2
|
490-610
|
more than 30
|
150-205
|
Surface Finish | Definition | Application |
2B | Those finished, after cold rolling, by heat treatment, picking or other equivalent treatment and lastly by cold rolling to given appropriate luster. | Medical equipment, Food industry,Construction material, Kitchen utensils. |
BA |
Those processed with bright heat treament after cold rolling. |
Kitchen utensils, Electric equipment, Building construction. |
NO.3 | Those finished by polishing with No.100 to No.120 abrasives specified in JIS R6001. | Kitchen utensils, Building construction. |
NO.4 | Those finished by polishing with No.150 to No.180 abrasives specified in JIS R6001. | Kitchen utensils, Building construction, Medical equipment. |
HL | Those finished polishing so as to give continuous polishing streaks by using abrasive of suitable grain size. | Building construction. |
NO.1 | The surface finished by heat treament and picking or processes corresponding there to after hot rolling. | Chemical tank, pipe. |