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title: "OLC50X — 4 equivalent grades, compared"
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STAS · Romania · 4 grades

# OLC50X

The designation OLC50X is carried by 4 different grades. Compare them on the elements that actually differ, then open the one your print means.

- *Matching grades* **4**
- [*Category* **Quenched and tempered steels · 133 grades**](/categories/quenched-and-tempered-steels "Category: Quenched and tempered steels · 133 grades")
- [*Category* **Steels for surface hardening · 13 grades**](/categories/steels-for-surface-hardening "Category: Steels for surface hardening · 13 grades")

[Search](/search "Steel grade search")[Inquiry](/inquiry "Inquiry")

## Which of the 4 do you want?

This name is carried by several grades. The elements shown are the ones whose values actually differ across the set — the ones that decide the question. Values are the source text verbatim; an em dash means no value on file for that element on that grade, not zero.

| Grade | Material no. | Category | Designations | C% | P% | S% |
|---|---|---|---|---|---|---|
| [1.0535](/materials/material-no/1.0535 "1.0535") | [1.0535](/materials/material-no/1.0535 "1.0535") 1.0 | [Quenched and tempered steels](/categories/quenched-and-tempered-steels "Quenched and tempered steels") | 101 | 0,52-0,60 | 0,045 | 0,045 |
| [C50](/materials/din-en/c50 "C50") | [1.0540](/materials/material-no/1.0540 "1.0540") 1.0 | [Quenched and tempered steels](/categories/quenched-and-tempered-steels "Quenched and tempered steels") | 25 | 0,47-0,55 | 0,045 | 0,045 |
| [C50E](/materials/din-en/c50e "C50E") | [1.1206](/materials/material-no/1.1206 "1.1206") 1.1 | [Quenched and tempered steels](/categories/quenched-and-tempered-steels "Quenched and tempered steels") | 33 | 0,47-0,55 | 0,03 | 0,035 |
| [C53E](/materials/din-en/c53e "C53E") | [1.1210](/materials/material-no/1.1210 "1.1210") 1.1 | [Steels for surface hardening](/categories/steels-for-surface-hardening "Steels for surface hardening") | 12 | 0,50-0,57 | 0,035 | 0,035 |

## Not sure which one your print means?

Search the catalogue by designation, material number or composition — every name on this page is itself a way in.

[Search](/search "Steel grade search")[Inquiry](/inquiry "Inquiry")