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title: "沉淀硬化钢 — 1 个牌号及其成分"
description: "沉淀硬化钢是通过受控热处理形成细小析出物而得到强化的合金钢。它们用于要求高强度和高硬度，同时具有良好韧性和尺寸稳定性的零部件。"
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![沉淀硬化钢](/images/uploads/8381ca7c-235c-4343-8803-a1e66538cba8/precipitation-hardening-steels-category-machined-aerospace-fitting-1920x1080.jpg)

类别 · 1 牌号

# 沉淀硬化钢

沉淀硬化钢是通过受控热处理形成细小析出物而得到强化的合金钢。它们用于要求高强度和高硬度，同时具有良好韧性和尺寸稳定性的零部件。

| 牌号 | 材料号 | C | Si | P | S | V | Mn |
|---|---|---|---|---|---|---|---|
| [38MnSiVS5](/zh/材料/din-en/38mnsivs5 "38MnSiVS5") | [1.5231](/zh/材料/材料编号/1.5231 "1.5231") | 0,35-0,40 | 0,50-0,80 | 0,035 | 0,030-0,065 | 0,08-0,13 | 1,20-1,50 |

## 覆盖此类别的标准

1

- [**DIN / EN***1 牌号*](/zh/材料/din-en "DIN / EN — 此类别中1 牌号")

## 性能范围

1

| 性能 | 单位 | 下限 | 上限 | 牌号数 |
|---|---|---|---|---|
| rho | g/cm³ | 7.67 | 7.67 | 1 |

基于本类别中1 牌号的已记录数值得出。

## 成分范围

6

| 性能 | 单位 | 下限 | 上限 | 牌号数 |
|---|---|---|---|---|
| C | % | 0.35 | 0.4 | 1 |
| Si | % | 0.5 | 0.8 | 1 |
| P | % | 0.035 | 0.035 | 1 |
| S | % | 0.03 | 0.065 | 1 |
| V | % | 0.08 | 0.13 | 1 |
| Mn | % | 1.2 | 1.5 | 1 |

基于本类别中1 牌号的已记录数值得出。