S2簡介
USA ASTM Tool Steel And Hard Alloy S2，及該型號(hào)鋼材的基本信息、化學(xué)元素成分、機(jī)械性能、力學(xué)性能、熱處理溫度、同等型號(hào)參照表等。
基本信息：
| 分類 |
種類 |
型號(hào) |
標(biāo)準(zhǔn) |
國家 |
應(yīng)用 |
|---|
| Steel Grades |
|
S2 |
ASTM |
USA |
Alloy tool steel |
化學(xué)成分信息(mass fraction)(wt.%) of the S2：
| 元素名稱 |
含量比例值 |
|---|
| C |
0.40～0.55 |
| Si |
0.90～1.20 |
| Mn |
0.30～0.50 |
| P |
≤0.030 |
| S |
≤0.030 |
| Mo |
0.30～0.60 |
機(jī)械性能信息：
| 屈服強(qiáng)度Rp0.2（MPa） |
抗拉強(qiáng)度Rm（MPa） |
沖擊率 |
伸長率 |
斷面收縮率 |
熱處理狀態(tài) |
布氏硬度（HBW） |
|---|
| 445 (≥) |
681 (≥) |
12 |
11 |
12 |
Solution and Aging, Annealing, Ausaging, Q+T,etc |
432 |
物理性質(zhì)信息：
| 溫度 |
彈性模量 |
系數(shù) |
熱導(dǎo)率 |
比熱容量 |
比電阻率 |
密度 |
加權(quán)系數(shù) |
|---|
| 33 |
- |
- |
|
|
0.41 |
- |
|
| 689 |
239 |
- |
42.3 |
221 |
|
- |
|
| 226 |
- |
14 |
22.2 |
|
|
141 |
213 |
熱處理信息：
| 熱處理溫度區(qū)間 |
|---|
| Heat treated : 1464°C - 1151°C |
對(duì)照表（同等等級(jí)）信息：
| 型號(hào) |
標(biāo)準(zhǔn) |
國家 |
應(yīng)用 |
|---|
| S2 |
ASTM |
USA |
Alloy tool steel |
| M3 Class2 |
ASTM |
USA |
Molybdenum series High-speed tool steel |
| S2-10-1-8 |
DIN |
Germany |
High-speed tool steel |
| S2-9-2-8 |
DIN |
Germany |
High-speed tool steel |
| S2-9-1 |
DIN |
Germany |
High-speed tool steel |
| S2-9-2 |
DIN |
Germany |
High-speed tool steel |
| SKS2 |
JIS |
Japan |
Alloy tool steel - Tool steel |
| SKS21 |
JIS |
Japan |
Alloy tool steel - Tool steel |
| SKS2M |
|
|
|
| BS2 |
|
UK |
Carbide for cutting tools |
| BS2 |
|
UK |
Carbide for cutting tools |
| BS2 |
|
UK |
Carbide for cutting tools |
| BS2 |
|
UK |
Carbide for cutting tools |
| BS2 |
|
UK |
Carbide for cutting tools |
| BS2 |
|
UK |
Carbide for cutting tools |
| HS2-9-1 |
|
|
|
| HS2-9-1 |
|
|
|
| HS2-9-2 |
|
|
|
| HS2-9-2 |
|
|
|
| HS2-9-1-8 |
|
|
|
