| DESCRIPTION
OF THE MATERIAL: |
| AB
21 contains approximately 13,00% Aluminium, 4,50% Iron. AB 21 has
a better hardness and mechanical
properties than AB 18 |
| APPLICATIONS: |
| As
die material for forming, bending and drawing of stainless steel.
Rollers for bending pipes. |
| MECHANICAL
PROPERTIES: |
| Tensile
Strenght Rm |
:
700 N / mm2 |
| Yield
Strenght Rp 0,2 |
: 400 N / mm2 |
| Elongation
(A5) |
:
1 %min. |
| Hardness
(Brinell) |
:
250 - 300 HB30 |
| Hardness
(Rockwell) |
:
30 HrC |
| Elastic
Modulus |
:
105 x 103 N / mm2 |
| PHYSICAL
PROPERTIES : |
| Density |
:
7,2 g/cm2 |
| Specific
Heat |
: 0,42 j/G.K |
| Electrical
Conductivity |
:
6 MS/m |
| Electrical
Conductivity
(I.A.C.S) |
:
10 % |
| Thermal
Conductivity |
:
42 W / m.K |
| Coefficient
of Thermal Expantion |
:
16,0 x 10- 6 /K |
|