HT簡介
USA ASTM Special Alloy HT，及該型號鋼材的基本信息、化學元素成分、機械性能、力學性能、熱處理溫度、同等型號參照表等。
基本信息：
| 分類 |
種類 |
型號 |
標準 |
國家 |
應用 |
|---|
| Steel Grades |
|
HT |
ASTM |
USA |
Steel Castings, Iron-Chromium and Iron-Chromium-Nickel,Heat Resistant, for General Application |
化學成分信息(mass fraction)(wt.%) of the HT：
| 元素名稱 |
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 |
機械性能信息：
| 屈服強度Rp0.2（MPa） |
抗拉強度Rm（MPa） |
沖擊率 |
伸長率 |
斷面收縮率 |
熱處理狀態 |
布氏硬度（HBW） |
|---|
| 714 (≥) |
964 (≥) |
41 |
41 |
41 |
Solution and Aging, Annealing, Ausaging, Q+T,etc |
331 |
物理性質信息：
| 溫度 |
彈性模量 |
系數 |
熱導率 |
比熱容量 |
比電阻率 |
密度 |
加權系數 |
|---|
| 14 |
- |
- |
|
|
0.42 |
- |
|
| 378 |
184 |
- |
41.3 |
411 |
|
- |
|
| 473 |
- |
41 |
13.2 |
|
|
122 |
132 |
熱處理信息：
| 熱處理溫度區間 |
|---|
| Heat treated : 1454°C - 1469°C |
對照表（同等等級）信息：
| 型號 |
標準 |
國家 |
應用 |
|---|
| 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 |
