THALACHROME SI an introduction hardened hard chromium plated bar that will never be shocked ! |
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RANGE |
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| Diameters (mm) | Grades offered* | Lengths** (mm) | Packaging |
| 18 < Ø < 100 | Cf 53 2 C 55 42 CD 4-42 Cr Mo4 |
5400-7600 | Each bar is protected by a laminated cardboard tube or a grey plastic sleeve |
| * Other grades available on request |
** Other lengths available on request |
Increased surface hardness and service life |
| FEATURES OF HARD CHROMIUM PLATED BARS | |||||
| Diameters (mm) | Dimensional tolerance* | Chromium thickness (µm) | Straightness (mm/m) | Ovality | |
| 18 < Ø
< 20 20 < Ø < 100 |
f 7 | > 14 > 20 |
< 0.2 | < 1/4 of the f7 tolerance | |
| Diameters (mm) | Induction hardening depth** (mm) | Surface hardness (HRC) | Roughness | Micro-hardness of chromium HV 0.1 | |
| Ra (µm) | Ry (µm) | ||||
| Ø < 28 28 < Ø < 56 56 < Ø <100 |
1 - 1.5 1 - 1.8 1 - 2.5 |
> 5.5 | 0.07 0.20 | < 2.5 | >900 |
| * Other tolerances available on request |
| ** Other induction hardening depths and surface hardnesses available on request |
| THALACHROME SI - the most shock resistant bar |
| Exceptional corrosion resistance ! |
SALT SPRAY TEST GUARANTEE |
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| Tests carried out in accordance with the ISO 9227 standard Results interpreted in accordance with the ISO 4540 standard | |
| Neutral environment NSS* | Acetic environment ASS* |
| 72 hours rating 10 | 32 hours rating 10 |
| 120 hours
rating 9 192 hours rating 8** 312 hours rating 7** |
48 hours
rating 9 64 hours rating 8** 104 hours rating 7** |
| * Average result over the last twelve months for Ø > 18 mm |
| ** For information |