---
title: "19721 — 2 equivalent grades, compared"
description: "The designation 19721 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/csn/19721
language: en
robots: index, follow
og_type: website
type: material-detail
language_alternates:
  en: https://steelequivalents.com/materials/csn/19721.md
  cs: https://steelequivalents.com/cs/materiály/csn/19721.md
  de: https://steelequivalents.com/de/werkstoffe/csn/19721.md
  es: https://steelequivalents.com/es/materiales/csn/19721.md
  fr: https://steelequivalents.com/fr/matériaux/csn/19721.md
  hu: https://steelequivalents.com/hu/anyagok/csn/19721.md
  it: https://steelequivalents.com/it/materiali/csn/19721.md
  nl: https://steelequivalents.com/nl/materialen/csn/19721.md
  pl: https://steelequivalents.com/pl/materiały/csn/19721.md
  pt: https://steelequivalents.com/pt/materiais/csn/19721.md
  ru: https://steelequivalents.com/ru/материалы/csn/19721.md
  tr: https://steelequivalents.com/tr/malzemeler/csn/19721.md
  zh: https://steelequivalents.com/zh/材料/csn/19721.md
  ja: https://steelequivalents.com/ja/材料/csn/19721.md
  ar: https://steelequivalents.com/ar/المواد/csn/19721.md
  ko: https://steelequivalents.com/ko/재료/csn/19721.md
  pt-br: https://steelequivalents.com/pt-br/materiais/csn/19721.md
  hi: https://steelequivalents.com/hi/सामग्री/csn/19721.md
content_hash: sha256:86b4c3967aafd2973cf687f401d2a75137b802aafc11b62caba312ef2e7c911f
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/csn/19721
> Canonical URL: https://steelequivalents.com/materials/csn/19721
> 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.

ČSN · Czechia · 2 grades

# 19721

The designation 19721 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* **Tool steels for hot work · 37 grades**](/categories/tool-steels-for-hot-work "Category: Tool steels for hot work · 37 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% | Si% | P% | S% | V% | Cr% |
|---|---|---|---|---|---|---|---|---|---|
| [1.2581](/materials/material-no/1.2581 "1.2581") | [1.2581](/materials/material-no/1.2581 "1.2581") 1.2 | [Tool steels for hot work](/categories/tool-steels-for-hot-work "Tool steels for hot work") | 33 | 0,25-0,35 | 0,10-0,40 | 0,03 | 0,02 | 0,30-0,50 | 2,50-3,20 |
| [3Ch2V8F](/materials/gost/3ch2v8f "3Ch2V8F") | — |  | 2 | 0.30 - 0.40 | 0.15 - 0.40 | \<0.03 | \<0.03 | 0.20 - 0.50 | 2.20 -2.70 |

## 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")