D2簡介
USA ASTM Tool Steel And Hard Alloy D2，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 |
|
D2 |
ASTM |
USA |
Alloy tool steel |
化學成分信息(mass fraction)(wt.%) of the D2：
| 元素名稱 |
含量比例值 |
|---|
| C |
1.40～1.60 |
| Si |
0.10～0.60 |
| Mn |
0.20～0.60 |
| P |
≤0.030 |
| S |
≤0.030 |
| Cr |
11.0～13.0 |
| Mo |
0.70～1.20 |
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） |
|---|
| 561 (≥) |
523 (≥) |
13 |
44 |
13 |
Solution and Aging, Annealing, Ausaging, Q+T,etc |
343 |
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 |
|---|
| 13 |
- |
- |
|
|
0.43 |
- |
|
| 446 |
489 |
- |
31.3 |
122 |
|
- |
|
| 113 |
- |
43 |
21.2 |
|
|
442 |
411 |
熱處理信息：
| 熱處理溫度區間 |
|---|
| Heat treated : 1282°C - 1667°C |
對照表（同等等級）信息：
| 型號 |
標準 |
國家 |
應用 |
|---|
| D2 |
ASTM |
USA |
Alloy tool steel |
| SKD2 |
JIS |
Japan |
Cold Work Die Steel |
| BD2 |
|
UK |
Carbide for cutting tools |
| BD2 |
|
UK |
Carbide for cutting tools |
| BD2A |
|
UK |
Carbide for cutting tools |
| BD2A |
|
UK |
Carbide for cutting tools |
| BT1 |
|
UK |
Carbide for cutting tools |
| BT1 |
|
UK |
Carbide for cutting tools |
| SD2 |
AFNOR |
France |
Carbide for cutting tools |
| SD2 |
AFNOR |
France |
Carbide for cutting tools |
| Z2CND25-22Az |
AFNOR |
France |
Stainless steel palte & Steel Strip |
| Z3CMD22-05-04Az |
AFNOR |
France |
Stainless Steel Plate & Steel Strip |
| Z3CND22-05Az |
AFNOR |
France |
Stainless Steel Plate & Steel Strip |
| Z3CND25-06Az |
AFNOR |
France |
Stainless Steel Plate & Steel Strip |
| Z3CND25-07Az |
AFNOR |
France |
Stainless Steel Plate & Steel Strip |
| Z3CMND22-05-04Az |
AFNOR |
France |
Hot-Rolled stainless steel bar and wire rod (NF A 35-574 (1990)) |
| Z4CND22-16-03Az |
AFNOR |
France |
Hot-Rolled stainless steel bar and wire rod (NF A 35-574 (1990)) |
| Z5CND27-05Az |
AFNOR |
France |
Hot-Rolled stainless steel bar and wire rod (NF A 35-574 (1990)) |
| Z2CND25-22Az |
AFNOR |
France |
Stainless steel palte & Steel Strip |
| Z3CMND22-05-04Az |
AFNOR |
France |
Hot-Rolled stainless steel bar and wire rod (NF A 35-574 (1990)) |
