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title: "42CrMo4 — 3 equivalent grades, compared"
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DIN / EN · Europe · 3 grades

# 42CrMo4

The designation 42CrMo4 is carried by 3 different grades. Compare them on the elements that actually differ, then open the one your print means.

- *Matching grades* **3**
- [*Category* **Quenched and tempered steels · 133 grades**](/categories/quenched-and-tempered-steels "Category: Quenched and tempered steels · 133 grades")

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

## Which of the 3 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% | Si% | P% | S% | Mo% | Cr% |
|---|---|---|---|---|---|---|---|---|---|
| [G41400](/materials/uns/g41400 "G41400") | [1.7225](/materials/material-no/1.7225 "1.7225") 1.7 | [Quenched and tempered steels](/categories/quenched-and-tempered-steels "Quenched and tempered steels") | 95 | 0,38-0,45 | ≤0,40 | 0,025 | 0,035 | 0,15-0,30 | 0,90-1,20 |
| [4140](/materials/aisi-sae/4140 "4140") | — |  | 5 | 0.38-0.43 | 0.1-0.3 | ≤0.025 | ≤0.025 | 0.15-0.3 | 0.9-1.2 |
| [4140](/materials/aisi-sae/4140 "4140") | — |  | 5 | 0.38-0.45 | ≤0.3 | ≤0.035 | ≤0.035 | 0.15-0.25 | 0.9-1.2 |

## 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")