--- title: "A803 — 6 个对应牌号对照" description: "名称 A803 由 6 个不同牌号共用。请按数值确有差异的元素进行对照，再打开图纸所指的那一个。" canonical: https://steelequivalents.com/zh/%E6%9D%90%E6%96%99/astm/a803 language: zh robots: index, follow og_type: website type: material-detail language_alternates: en: https://steelequivalents.com/materials/astm/a803.md cs: https://steelequivalents.com/cs/materiály/astm/a803.md de: https://steelequivalents.com/de/werkstoffe/astm/a803.md es: https://steelequivalents.com/es/materiales/astm/a803.md fr: https://steelequivalents.com/fr/matériaux/astm/a803.md hu: https://steelequivalents.com/hu/anyagok/astm/a803.md it: https://steelequivalents.com/it/materiali/astm/a803.md nl: https://steelequivalents.com/nl/materialen/astm/a803.md pl: https://steelequivalents.com/pl/materiały/astm/a803.md pt: https://steelequivalents.com/pt/materiais/astm/a803.md ru: https://steelequivalents.com/ru/материалы/astm/a803.md tr: https://steelequivalents.com/tr/malzemeler/astm/a803.md zh: https://steelequivalents.com/zh/%E6%9D%90%E6%96%99/astm/a803.md ja: https://steelequivalents.com/ja/材料/astm/a803.md ar: https://steelequivalents.com/ar/المواد/astm/a803.md ko: https://steelequivalents.com/ko/재료/astm/a803.md pt-br: https://steelequivalents.com/pt-br/materiais/astm/a803.md hi: https://steelequivalents.com/hi/सामग्री/astm/a803.md content_hash: sha256:eb7953c9703a62549a86c4f78c77e5b44fd6456f9f99f0097a5a13ae4de1c79d generated: 2026-09-25 --- > **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/zh/%E6%9D%90%E6%96%99/astm/a803 > Canonical URL: https://steelequivalents.com/zh/%E6%9D%90%E6%96%99/astm/a803 > 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. ASTM · 美国 · 6 牌号 # A803 名称 A803 由 6 个不同牌号共用。请按数值确有差异的元素进行对照，再打开图纸所指的那一个。 - *匹配牌号* **6** - [*类别* **不锈耐酸钢 · 468 个牌号**](/zh/类别/不锈耐酸钢 "类别: 不锈耐酸钢 · 468 个牌号") - [*类别* **耐热钢 · 64 个牌号**](/zh/类别/耐热钢 "类别: 耐热钢 · 64 个牌号") - [*类别* **其他 · 1754 个牌号**](/zh/类别/其他 "类别: 其他 · 1754 个牌号") [搜索](/zh/搜索 "钢种搜索")[咨询](/zh/咨询 "发送咨询") ## 这 6 个中，您要哪一个？ 该名称由多个牌号共用。表中所列元素是这一组内数值确有差异的元素，也就是决定取舍的元素。数值为来源文本的逐字照录；破折号表示该牌号该元素没有收录数值，而不是零。 | 牌号 | 材料号 | 类别 | 名称数 | C% | Cr% | S% | N% | P% | Ti% | |---|---|---|---|---|---|---|---|---|---| | [X3CrTi17](/zh/材料/din-en/x3crti17 "X3CrTi17") | [1.4510](/zh/材料/材料编号/1.4510 "1.4510") 1.4 | [不锈耐酸钢](/zh/类别/不锈耐酸钢 "不锈耐酸钢") | 42 | ≤0,05 | 16,0-18,0 | 0,015 | — | 0,04 | 4x(C+N)+0,15≤0,80 | | [X2CrTi12](/zh/材料/din-en/x2crti12 "X2CrTi12") | [1.4512](/zh/材料/材料编号/1.4512 "1.4512") 1.4 | [不锈耐酸钢](/zh/类别/不锈耐酸钢 "不锈耐酸钢") | 27 | ≤0,03 | 10,5-12,5 | 0,015 | — | 0,04 | 6x(C+N)≤0,65 | | [1.4521](/zh/材料/材料编号/1.4521 "1.4521") | [1.4521](/zh/材料/材料编号/1.4521 "1.4521") 1.4 | [不锈耐酸钢](/zh/类别/不锈耐酸钢 "不锈耐酸钢") | 33 | ≤0,025 | 17,0-20,0 | 0,015 | 0,03 | 0,04 | 4x(C+N)+0,15≤0,80 | | [X1CrNiMoNb28-4-2](/zh/材料/din-en/x1crnimonb28-4-2 "X1CrNiMoNb28-4-2") | [1.4575](/zh/材料/材料编号/1.4575 "1.4575") 1.4 | [不锈耐酸钢](/zh/类别/不锈耐酸钢 "不锈耐酸钢") | 9 | ≤0,015 | 26,0-30,0 | 0,015 | 0,035 | 0,025 | — | | [X2CrTi12](/zh/材料/din-en/x2crti12 "X2CrTi12") | [1.4720](/zh/材料/材料编号/1.4720 "1.4720") 1.4 | [耐热钢](/zh/类别/耐热钢 "耐热钢") | 12 | ≤0,08 | 10,5-12,5 | 0,03 | — | 0,04 | — | | [X 2 CrMoNi 27-4-2](/zh/材料/din-en/x2crmoni27-4-2 "X 2 CrMoNi 27-4-2") | [1.4750](/zh/材料/材料编号/1.4750 "1.4750") 1.4 | [其他](/zh/类别/其他 "其他") | 8 | ≤0,03 | 25,0-28,0 | 0,3 | 0,04 | 0,04 | — | ## 不确定图纸指的是哪一个？ 可按名称、材料号或化学成分检索目录——本页上的每一个名称本身都是入口。 [搜索](/zh/搜索 "钢种搜索")[咨询](/zh/咨询 "发送咨询")