--- title: "015Cr20Ni25Mo7CuN" description: "015Cr20Ni25Mo7CuN: 1 equivalent designations across 1 standards, with the recorded chemical composition shown next to the source text." canonical: https://steelequivalents.com/materials/gb/015cr20ni25mo7cun language: en robots: index, follow og_type: website type: material-detail language_alternates: en: https://steelequivalents.com/materials/gb/015cr20ni25mo7cun.md cs: https://steelequivalents.com/cs/materiály/gb/015cr20ni25mo7cun.md de: https://steelequivalents.com/de/werkstoffe/gb/015cr20ni25mo7cun.md es: https://steelequivalents.com/es/materiales/gb/015cr20ni25mo7cun.md fr: https://steelequivalents.com/fr/matériaux/gb/015cr20ni25mo7cun.md hu: https://steelequivalents.com/hu/anyagok/gb/015cr20ni25mo7cun.md it: https://steelequivalents.com/it/materiali/gb/015cr20ni25mo7cun.md nl: https://steelequivalents.com/nl/materialen/gb/015cr20ni25mo7cun.md pl: https://steelequivalents.com/pl/materiały/gb/015cr20ni25mo7cun.md pt: https://steelequivalents.com/pt/materiais/gb/015cr20ni25mo7cun.md ru: https://steelequivalents.com/ru/материалы/gb/015cr20ni25mo7cun.md tr: https://steelequivalents.com/tr/malzemeler/gb/015cr20ni25mo7cun.md zh: https://steelequivalents.com/zh/材料/gb/015cr20ni25mo7cun.md ja: https://steelequivalents.com/ja/材料/gb/015cr20ni25mo7cun.md ar: https://steelequivalents.com/ar/المواد/gb/015cr20ni25mo7cun.md ko: https://steelequivalents.com/ko/재료/gb/015cr20ni25mo7cun.md pt-br: https://steelequivalents.com/pt-br/materiais/gb/015cr20ni25mo7cun.md hi: https://steelequivalents.com/hi/सामग्री/gb/015cr20ni25mo7cun.md content_hash: sha256:2047ce982007c86704c1680066bd8fb6f7bf68f3ae7391010c06b47458c00fbd generated: 2026-09-24 --- > **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/gb/015cr20ni25mo7cun > Canonical URL: https://steelequivalents.com/materials/gb/015cr20ni25mo7cun > 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. GB · China · 1 designation # 015Cr20Ni25Mo7CuN 015Cr20Ni25Mo7CuN is a grade designated under GB. Its recorded composition includes C ≤ 0.02%, Cr 19–21%, Mn ≤ 2%, Ni 24–26% and Mo 6–7%. No cross-standard equivalents are recorded for this grade yet. - *Designations* **1** [Search](/search "Steel grade search")[Inquiry](/inquiry?material=aee20b06-cbeb-4988-9607-8e9ff011f337&designation=d7c8bd7d-91a5-4cb2-a6e9-6e072c15609e "Inquiry")[**Datasheet as PDF** Print-ready A4 document **Generating …** **Download started** **Try again**](/materials/gb/015cr20ni25mo7cun.pdf "Datasheet as PDF") ## Chemical composition 10 elements on file · weight % What this alloy is Fe Ni Cr Mo Iron — the balance, never listed by a standard — 44.7 % Ni — 25 % Cr — 20 % Mo — 6.5 % Traces & impurities · 3.8 % Logarithmic scale, 0.01 % to 100 % — every value here compares directly, decade by decade. | Element | % by weight | |---|---| | C | ≤ 0.02 | | Si | ≤ 0.5 | | Mn | ≤ 2 | | P | ≤ 0.03 | | S | ≤ 0.01 | | Cr | 19–21 | | Mo | 6–7 | | Ni | 24–26 | | Cu | 0.5–1.5 | | N | 0.15–0.25 | Carbon Silicon Manganese Phosphorus Sulfur Chromium Molybdenum Nickel Copper Nitrogen 0.01 % 0.1 % 1 % 10 % 100 % The scale is logarithmic, not the element’s raw share of the alloy — the only honest way to fit 0.01 % and 100 % in one picture, and it means every value here can be compared with every other. | Element | As published source text, verbatim | Min% by weight | Max% by weight | Bound | |---|---|---|---|---| | C | ≤0.02 | — | 0.020 | Max | | N | 0.15-0.25 | 0.150 | 0.250 | Range | | Si | ≤0.5 | — | 0.500 | Max | | P | ≤0.03 | — | 0.030 | Max | | S | ≤0.01 | — | 0.010 | Max | | Cr | 19-21 | 19.000 | 21.000 | Range | | Mn | ≤2 | — | 2.000 | Max | | Ni | 24-26 | 24.000 | 26.000 | Range | | Cu | 0.5-1.5 | 0.500 | 1.500 | Range | | Mo | 6-7 | 6.000 | 7.000 | Range | The published column is the source string byte-for-byte, decimal comma and all; Min and Max are the parsed bounds. Elements not listed have no value on file — they are omitted, never inferred. ## Predicted transformation temperatures This grade's composition falls outside the published model's validated range (a low-alloy composition window), so no transformation temperature is predicted here. ## Physical & mechanical properties An absent property means we hold no value for it — it is left out rather than estimated, interpolated from a neighbouring grade, or filled from a handbook. It does not mean the property is undefined for the material. ## Looking for this grade under another name? 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?material=aee20b06-cbeb-4988-9607-8e9ff011f337&designation=d7c8bd7d-91a5-4cb2-a6e9-6e072c15609e "Inquiry")[**Datasheet as PDF** Print-ready A4 document **Generating …** **Download started** **Try again**](/materials/gb/015cr20ni25mo7cun.pdf "Datasheet as PDF")