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UNS · United States · 2 grades

# S15500

The designation S15500 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* **Others · 1754 grades**](/categories/others "Category: Others · 1754 grades")
- [*Category* **Special steels for aviation and aerospace · 39 grades**](/categories/special-steels-for-aviation-and-aerospace "Category: Special steels for aviation and aerospace · 39 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% | Cr% | Ni% | Cu% |
|---|---|---|---|---|---|---|---|
| [X4CrNiCuNb16-4](/materials/din-en/x4crnicunb16-4 "X4CrNiCuNb16-4") | [1.4540](/materials/material-no/1.4540 "1.4540") 1.4 | [Others](/categories/others "Others") | 26 | ≤0,06 | 15,0-17,0 | 3,50-5,00 | 2,50-4,00 |
| [X5CrNiCu15-5](/materials/din-en/x5crnicu15-5 "X5CrNiCu15-5") | [1.4545](/materials/material-no/1.4545 "1.4545") 1.4 | [Special steels for aviation and aerospace](/categories/special-steels-for-aviation-and-aerospace "Special steels for aviation and aerospace") | 12 | ≤0,07 | 15,0-15,5 | 3,00-5,50 | 2,50-4,50 |

## 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")