L2簡(jiǎn)介
USA ASTM Tool Steel And Hard Alloy L2,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(lèi) |
種類(lèi) |
型號(hào) |
標(biāo)準(zhǔn) |
國(guó)家 |
應(yīng)用 |
Steel Grades |
|
L2 |
ASTM |
USA |
Alloy tool steel |
化學(xué)成分信息(mass fraction)(wt.%) of the L2:
元素名稱(chēng) |
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 |
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(zhǎng)率 |
斷面收縮率 |
熱處理狀態(tài) |
布氏硬度(HBW) |
122 (≥) |
879 (≥) |
23 |
42 |
14 |
Solution and Aging, Annealing, Ausaging, Q+T,etc |
134 |
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 |
- |
- |
|
|
0.32 |
- |
|
131 |
262 |
- |
23.3 |
212 |
|
- |
|
215 |
- |
23 |
42.2 |
|
|
141 |
341 |
熱處理信息:
熱處理溫度區(qū)間 |
Heat treated : 1937°C - 1989°C |
對(duì)照表(同等等級(jí))信息:
型號(hào) |
標(biāo)準(zhǔn) |
國(guó)家 |
應(yīng)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 |