| DESCRIPTION OF THE
MATERIAL: |
| Containing apporoximately 1% Chromium and
0,1% Zirconium, this alloy possesses good hardness and high
electrical and thermal conductivity after forging and heat treatment
processes. |
| APPLICATIONS: |
| Spot welding electrodes, electrode holders
and seam welding discs in resistance welding. Electrodes for spark
erosion. Moulds for continuous casting of Steel and Aluminium.
Electrical components working under mechanical stress. Dies working
under low pressure in casting of non ferrous metals.
|
| MECHANICAL PROPERTIES: |
| Tinsile Strenght
Rm |
:
370 - 440 N / mm2 |
| Yield Strenght Rp
0,2 |
:
270 - 350 N / mm2 |
| Elongation (A5)
|
:
10 - 18 %min |
| Hardness
(Brinell) |
:
135 HB30 |
| Hardness
(Rockwell) |
:
75 HrB |
| Elastic
Modulus |
:
120 x 103 N/
mm2 |
| PHYSICAL PROPERTIES : |
| Density |
:
8.9 g/cm3 |
| Specific Heat
|
:
0,38 j/G.K |
| Electrical Conductivity
|
:
45 - 49 MS/m |
| Electrical
Conductivity
(I.A.C.S) |
:
70 - 76 % |
| Thermal
Conductivity |
:
320 W/m.K |
| Coefficient of Thermal
Expansion |
:
20 - 100oC 17,0 x 10-6 /K |
| Working Temparature
|
:
500oC
max | |
