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ASTM · United States · 2 grades

# B 409

The designation B 409 is carried by 2 different grades. Compare them on the elements that actually differ, then open the one your print means.

- *Matching grades* **2**
- [*Category* **Heat resistant steels · 64 grades**](/categories/heat-resistant-steels "Category: Heat resistant steels · 64 grades")
- [*Category* **High-temperature steels · 40 grades**](/categories/high-temperature-steels "Category: High-temperature steels · 40 grades")

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

## Which of the 2 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% | Al% | Si% | P% | S% | Ti% |
|---|---|---|---|---|---|---|---|---|---|
| [X10NiCrAlTi32-20](/materials/din-en/x10nicralti32-20 "X10NiCrAlTi32-20") | [1.4876](/materials/material-no/1.4876 "1.4876") 1.4 | [Heat resistant steels](/categories/heat-resistant-steels "Heat resistant steels") | 46 | ≤0,12 | 0,15-0,60 | ≤1,00 | 0,03 | 0,015 | 0,15-0,60 |
| [X5NiCrAlTi31-20](/materials/din-en/x5nicralti31-20 "X5NiCrAlTi31-20") | [1.4958](/materials/material-no/1.4958 "1.4958") 1.4 | [High-temperature steels](/categories/high-temperature-steels "High-temperature steels") | 17 | 0,03-0,08 | 0,20-0,50 | ≤0,70 | 0,015 | 0,01 | 0,20-0,50 |

## 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")