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ČSN · Czechia · 5 grades

# 12022

The designation 12022 is carried by 5 different grades. Compare them on the elements that actually differ, then open the one your print means.

- *Matching grades* **5**
- [*Category* **Quenched and tempered steels · 133 grades**](/categories/quenched-and-tempered-steels "Category: Quenched and tempered steels · 133 grades")
- [*Category* **Unalloyed structural steels · 452 grades**](/categories/unalloyed-structural-steels "Category: Unalloyed structural steels · 452 grades")
- [*Category* **Fine-grain structural steels · 50 grades**](/categories/fine-grain-structural-steels "Category: Fine-grain structural steels · 50 grades")

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

## Which of the 5 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 | S% | Mn% | C% | P% | Si% | Cr% |
|---|---|---|---|---|---|---|---|---|---|
| [1.0402](/materials/material-no/1.0402 "1.0402") | [1.0402](/materials/material-no/1.0402 "1.0402") 1.0 | [Quenched and tempered steels](/categories/quenched-and-tempered-steels "Quenched and tempered steels") | 94 | 0,045 | 0,40-0,70 | 0,17-0,24 | 0,045 | ≤0,40 | ≤0,40 |
| [1.0405](/materials/material-no/1.0405 "1.0405") | [1.0405](/materials/material-no/1.0405 "1.0405") 1.0 | [Unalloyed structural steels](/categories/unalloyed-structural-steels "Unalloyed structural steels") | 13 | 0,04 | 0,40-1,20 | ≤0,21 | 0,04 | 0,10-0,35 | — |
| [E255](/materials/din-en/e255 "E255") | [1.0408](/materials/material-no/1.0408 "1.0408") 1.0 | [Quenched and tempered steels](/categories/quenched-and-tempered-steels "Quenched and tempered steels") | 10 | 0,025 | 0,40-1,10 | ≤0,21 | 0,025 | ≤0,35 | — |
| [P305GH](/materials/din-en/p305gh "P305GH") | [1.0436](/materials/material-no/1.0436 "1.0436") 1.0 | [Fine-grain structural steels](/categories/fine-grain-structural-steels "Fine-grain structural steels") | 38 | 0,015 | 0,90-1,60 | 0,15-0,20 | 0,025 | ≤0,40 | ≤0,30 |
| [20Mn5](/materials/din-en/20mn5 "20Mn5") | [1.1133](/materials/material-no/1.1133 "1.1133") 1.1 | [Quenched and tempered steels](/categories/quenched-and-tempered-steels "Quenched and tempered steels") | 71 | 0,035 | 1,00-1,50 | 0,17-0,23 | 0,035 | ≤0,40 | ≤0,40 |

## 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")