D4簡介
USA ASTM Tool Steel And Hard Alloy D4,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 |
|
D4 |
ASTM |
USA |
Alloy tool steel |
化學(xué)成分信息(mass fraction)(wt.%) of the D4:
元素名稱 |
含量比例值 |
C |
2.05~2.40 |
Si |
0.10~0.60 |
Mn |
0.10~0.60 |
P |
≤0.030 |
S |
≤0.030 |
Ni |
11.0~13.0 |
Mo |
0.70~1.20 |
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) |
383 (≥) |
367 (≥) |
11 |
42 |
23 |
Solution and Aging, Annealing, Ausaging, Q+T,etc |
343 |
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) |
32 |
- |
- |
|
|
0.43 |
- |
|
283 |
125 |
- |
34.3 |
242 |
|
- |
|
737 |
- |
13 |
23.2 |
|
|
431 |
224 |
熱處理信息:
熱處理溫度區(qū)間 |
Heat treated : 1278°C - 1812°C |
對照表(同等等級(jí))信息:
型號(hào) |
標(biāo)準(zhǔn) |
國家 |
應(yīng)用 |
D4 |
ASTM |
USA |
Alloy tool steel |
SKD4 |
JIS |
Japan |
Hot-work die steel |
STD4 |
KS |
Korea |
Carbide for cutting tools |
STD4 |
KS |
Korea |
Carbide for cutting tools |
ASTM CD4MCu |
AISI |
USA |
|
D40 |
STAS/SR |
Romania |
Structural steel |
ZGD410-620 |
GBT |
China |
Low alloy steel castings for general engineering and structural purposes |
ZGD410-620 |
GBT |
China |
Low alloy steel castings for general engineering and structural purposes |
CD4MCu |
ASTM |
USA |
Steel Castings, Iron-Chromium and Iron-Chromium-Nickel,Heat Resistant, for General Application |
CD4MCu |
ASTM |
USA |
Steel Castings, Iron-Chromium and Iron-Chromium-Nickel,Heat Resistant, for General Application |