1. Chemical composition
C |
Si |
Mn |
P |
S |
Cr |
Ni |
Mo |
Other elements |
0,14-0,19 |
0,4 |
1,0-1,3 |
0,035 |
0,035 |
0,8-1,1 |
- |
- |
|
2. mechanical properties
Condition |
Nominal thickness |
Tensile strength |
Plug-in limit |
Ultimate elongation |
Rigor |
|
in mm |
Rm in MPa |
Rp0,2 in MPa |
in % (min.) |
HBS |
|
over |
up to |
min |
max |
min |
max |
A50 |
A |
|
polished |
5 |
150 |
640 |
1180 |
440 |
635 |
9-11 |
- |
140-187 |
Physical properties |
General properties |
(Guide values for 20° C) |
|
Density of g/cm3 |
7,85 |
Special annealing |
ja |
Thermal conductivity W/(mK) |
35-45 |
Workability |
1 |
Modulus of elasticity kN/mm2 |
210 |
Dimensional stability |
1 |
Therm. linear expansion- |
|
Weldability |
1 |
Coeffizient 10-6/K |
11-14 |
Corrosion resistance |
5 |
|
|
Acid resistance |
5 |
Standard tolerances |
|
Surface treatment |
|
Surface quality Ra |
1,6 |
Hardening |
4 |
Thickness tolerance mm |
+0,4/+0,3 |
Nickel-plating |
2 |
Length and width tolerance mm) |
-0/+2 |
|
|
Parallelism mm |
<0,05 |
|
|
Flatness mm |
<0,15 |
|
|
3. Type:
specially stress-relieved annealed, thickness ground, length and width sawn or plasma cut
Against surcharge: Outside contour milled with tolerance of +/- 0.2 mm
4. Main application / Special features:
Sliders, connecting rods, sliding rods, jig base plates, clamping systems and hole locking systems