---
title: "K93540 — 2 equivalent grades, compared"
description: "The designation K93540 is carried by 2 different grades. Compare them on the elements that actually differ, then open the one your print means."
canonical: https://steelequivalents.com/materials/uns/k93540
language: en
robots: index, follow
og_type: website
type: material-detail
language_alternates:
  en: https://steelequivalents.com/materials/uns/k93540.md
  cs: https://steelequivalents.com/cs/materiály/uns/k93540.md
  de: https://steelequivalents.com/de/werkstoffe/uns/k93540.md
  es: https://steelequivalents.com/es/materiales/uns/k93540.md
  fr: https://steelequivalents.com/fr/matériaux/uns/k93540.md
  hu: https://steelequivalents.com/hu/anyagok/uns/k93540.md
  it: https://steelequivalents.com/it/materiali/uns/k93540.md
  nl: https://steelequivalents.com/nl/materialen/uns/k93540.md
  pl: https://steelequivalents.com/pl/materiały/uns/k93540.md
  pt: https://steelequivalents.com/pt/materiais/uns/k93540.md
  ru: https://steelequivalents.com/ru/материалы/uns/k93540.md
  tr: https://steelequivalents.com/tr/malzemeler/uns/k93540.md
  zh: https://steelequivalents.com/zh/材料/uns/k93540.md
  ja: https://steelequivalents.com/ja/材料/uns/k93540.md
  ar: https://steelequivalents.com/ar/المواد/uns/k93540.md
  ko: https://steelequivalents.com/ko/재료/uns/k93540.md
  pt-br: https://steelequivalents.com/pt-br/materiais/uns/k93540.md
  hi: https://steelequivalents.com/hi/सामग्री/uns/k93540.md
content_hash: sha256:7db3faf97b0e9e05a12c4638d46aad1d02d8b811eddeaabbc529c80758b3be28
generated: 2026-09-22
---

> **Machine-readable Markdown rendering.** This is a Markdown representation of a web page,
> served for AI agents and crawlers as a token-efficient alternative to the full HTML.
> Full interactive HTML version: https://steelequivalents.com/materials/uns/k93540
> Canonical URL: https://steelequivalents.com/materials/uns/k93540
> Available languages: en, cs, de, es, fr, hu, it, nl, pl, pt, ru, tr, zh, ja, ar, ko, pt-br, hi
> Change detection: `content_hash` is the SHA-256 of this document's Markdown body — everything
> below this block, whitespace-trimmed, excluding the front-matter. Compare it to detect a real
> content change; `generated` moves on every render and is not a change signal.

UNS · United States · 2 grades

# K93540

The designation K93540 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* **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 | Al% | Ti% | Co% | Ni% | Mo% |
|---|---|---|---|---|---|---|---|---|
| [X2NiCoMo18-12](/materials/din-en/x2nicomo18-12 "X2NiCoMo18-12") | [1.6355](/materials/material-no/1.6355 "1.6355") 1.6 | [Special steels for aviation and aerospace](/categories/special-steels-for-aviation-and-aerospace "Special steels for aviation and aerospace") | 2 | 0,05-0,15 | 0,75-1,10 | 11,0-13,0 | 17,0-19,0 | 4,80-5,50 |
| [X2NiCoMoTi18-12-4](/materials/din-en/x2nicomoti18-12-4 "X2NiCoMoTi18-12-4") | [1.6356](/materials/material-no/1.6356 "1.6356") 1.6 | [Special steels for aviation and aerospace](/categories/special-steels-for-aviation-and-aerospace "Special steels for aviation and aerospace") | 2 | ≤0,20 | 1,50-2,00 | 11,5-13,5 | 17,0-18,5 | 3,00-4,50 |

## 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")