Steel Grade
EN 10305-1 / E355+N (DIN 2391 / St. 52 NBK-BKS)
Delivery lengths
Commercial lengths or cut to customeres´specification.
Applications
Primarily for the manufacturing of hydraulic and pneumatic cylinders where low weight is a major concern.
| Chemical Composition |
C % |
Mn % |
Si % |
P % |
S % |
0.20 |
1.50 |
0.01-0.04 |
0.035 |
0.035 |
| Mechanical Properties |
Tensile Strength |
Yield Point |
Elongation |
Hardness |
Kg/mm 2 |
Kg/mm 2 |
% |
HB |
43-69 |
36 |
14 |
240-300 |
| Surface finish, Chrome, and Length |
| Roughness (Ra) |
0.25 Micron |
| Straightness |
0,5 mm/1.000 mm |
| Chrome Thickness |
20 +- 5 Micron |
| Chrome Surface Hardness |
65 HRc |
| Outside Tolerance |
f7 |
| Length |
ca. 6 Meters |
|
