L2简介
USA ASTM Tool Steel And Hard Alloy L2,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 |
|
L2 |
ASTM |
USA |
Alloy tool steel |
化学成分信息(mass fraction)(wt.%) of the L2:
元素名称 |
含量比例值 |
C |
0.45~1.00 |
Si |
0.10~0.50 |
Mn |
0.10~0.90 |
P |
≤0.030 |
S |
≤0.030 |
Cr |
0.70~1.20 |
Mo |
≤0.25 |
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) |
122 (≥) |
879 (≥) |
23 |
42 |
14 |
Solution and Aging, Annealing, Ausaging, Q+T,etc |
134 |
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 |
32 |
- |
- |
|
|
0.32 |
- |
|
131 |
262 |
- |
23.3 |
212 |
|
- |
|
215 |
- |
23 |
42.2 |
|
|
141 |
341 |
热处理信息:
热处理温度区间 |
Heat treated : 1937°C - 1989°C |
对照表(同等等级)信息:
型号 |
标准 |
国家 |
应用 |
Q195 |
GBT |
China |
China structural steel and alloy steel |
Q215 |
GBT |
China |
China structural steel and alloy steel |
Q215 B |
|
China |
Engineering and welding |
Q235 |
GBT |
China |
China structural steel and alloy steel |
Q235 B |
|
China |
Engineering and welding |
Q235 C |
|
China |
Engineering and welding |
Q235 D |
|
China |
Engineering and welding |
Q255 A |
|
China |
Engineering and welding |
Q255 B |
|
China |
Engineering and welding |
Q275 |
GBT |
China |
China structural steel and alloy steel |
Q235q C |
|
China |
Bridge structure with steel |
Q235q D |
|
China |
Bridge structure with steel |
Q345q E |
|
China |
Bridge structure with steel |
Q345q C |
|
China |
Bridge structure with steel |
ASTM 1030 |
ASTM |
USA |
General use carbon steel bar |
UNS G10300 |
UNS |
USA |
General use carbon steel bar |
ASTM 1005 |
ASTM |
USA |
General use carbon steel bar |
UNS G10050 |
UNS |
USA |
General use carbon steel bar |
ASTM 1006 |
ASTM |
USA |
General use carbon steel bar |
UNS G10060 |
UNS |
USA |
General use carbon steel bar |