HT简介
USA ASTM Special Alloy HT，及该型号钢材的基本信息、化学元素成分、机械性能、力学性能、热处理温度、同等型号参照表等。
基本信息：
| 分类 |
种类 |
型号 |
标准 |
国家 |
应用 |
|---|
| Steel Grades |
|
HT |
ASTM |
USA |
Steel Castings, Iron-Chromium and Iron-Chromium-Nickel,Heat Resistant, for General Application |
化学成分信息(mass fraction)(wt.%) of the HT：
| 元素名称 |
含量比例值 |
|---|
| C |
0.35-0.75 |
| Si |
2.5 |
| Mn |
2 |
| P |
0.04 |
| S |
0.04 |
| Cr |
15.0-19.0 |
| Ni |
33.0-37.0 |
| Mo |
0.5 |
机械性能信息：
| 屈服强度Rp0.2（MPa） |
抗拉强度Rm（MPa） |
冲击率 |
伸长率 |
断面收缩率 |
热处理状态 |
布氏硬度（HBW） |
|---|
| 714 (≥) |
964 (≥) |
41 |
41 |
41 |
Solution and Aging, Annealing, Ausaging, Q+T,etc |
331 |
物理性质信息：
| 温度 |
弹性模量 |
系数 |
热导率 |
比热容量 |
比电阻率 |
密度 |
加权系数 |
|---|
| 14 |
- |
- |
|
|
0.42 |
- |
|
| 378 |
184 |
- |
41.3 |
411 |
|
- |
|
| 473 |
- |
41 |
13.2 |
|
|
122 |
132 |
热处理信息：
| 热处理温度区间 |
|---|
| Heat treated : 1454°C - 1469°C |
对照表（同等等级）信息：
| 型号 |
标准 |
国家 |
应用 |
|---|
| M2 hight C |
ASTM |
USA |
Molybdenum series High-speed tool steel |
| M10 Hight C |
ASTM |
USA |
Molybdenum series High-speed tool steel |
| SUS304HTP |
JIS |
Japan |
austenitic special steel |
| SUS316HTP |
JIS |
Japan |
austenitic special steel |
| SUS321HTP |
JIS |
Japan |
austenitic special steel |
| SUS347HTP |
JIS |
Japan |
austenitic special steel |
| NCF800HTB |
JIS |
Japan |
ferritic stainless steel |
| NCF800HTP |
JIS |
Japan |
ferritic stainless steel |
| ASTM HT |
AISI |
USA |
|
| ASTM HT30 |
AISI |
USA |
|
| SPHT1 |
CNS |
China |
China Taiwan Structural steel |
| SPHT2 |
CNS |
China |
China Taiwan Structural steel |
| SPHT3 |
CNS |
China |
China Taiwan Structural steel |
| SPHT4 |
CNS |
China |
China Taiwan Structural steel |
| HT |
ASTM |
USA |
Steel Castings, Iron-Chromium and Iron-Chromium-Nickel,Heat Resistant, for General Application |
| HT30 |
ASTM |
USA |
Steel Castings, Iron-Chromium and Iron-Chromium-Nickel,Heat Resistant, for General Application |
| HT |
ASTM |
USA |
Steel Castings, Iron-Chromium and Iron-Chromium-Nickel,Heat Resistant, for General Application |
| HT30 |
ASTM |
USA |
Steel Castings, Iron-Chromium and Iron-Chromium-Nickel,Heat Resistant, for General Application |
