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UNS · United States · 3 grades

# K12021

The designation K12021 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* **Heat-resistant structural steels · 62 grades**](/categories/heat-resistant-structural-steels "Category: Heat-resistant structural steels · 62 grades")
- [*Category* **Others · 1754 grades**](/categories/others "Category: Others · 1754 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 | Mn% | Mo% | N% | Si% | P% | S% |
|---|---|---|---|---|---|---|---|---|---|
| [18MnMo4-5](/materials/din-en/18mnmo4-5 "18MnMo4-5") | [1.5414](/materials/material-no/1.5414 "1.5414") 1.5 | [Heat-resistant structural steels](/categories/heat-resistant-structural-steels "Heat-resistant structural steels") | 4 | 0,90-1,50 | 0,45-0,60 | 0,012 | ≤0,40 | 0,015 | 0,005 |
| [18MnMoV5-2](/materials/din-en/18mnmov5-2 "18MnMoV5-2") | [1.8812](/materials/material-no/1.8812 "1.8812") 1.8 | [Heat-resistant structural steels](/categories/heat-resistant-structural-steels "Heat-resistant structural steels") | 7 | 1,00-1,50 | 0,10-0,30 | 0,02 | 0,20-0,50 | 0,03 | 0,025 |
| [18MnMoV6-3](/materials/din-en/18mnmov6-3 "18MnMoV6-3") | [1.8815](/materials/material-no/1.8815 "1.8815") 1.8 | [Others](/categories/others "Others") | 4 | 1,20-1,60 | 0,15-0,35 | 0,02 | 0,20-0,50 | 0,03 | 0,025 |

## 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")