A简介
Romania STAS/SR Structure Steel A,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 |
|
A |
STAS/SR |
Romania |
Structural steel |
化学成分信息(mass fraction)(wt.%) of the A:
元素名称 |
含量比例值 |
C |
0.23 |
Si |
Min 0.35 |
Mn |
Min 2.5xC |
P |
0.050 |
S |
0.050 |
Cr |
0.30 |
Ni |
Max 0.30 |
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) |
848 (≥) |
535 (≥) |
23 |
43 |
23 |
Solution and Aging, Annealing, Ausaging, Q+T,etc |
433 |
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 |
21 |
- |
- |
|
|
0.14 |
- |
|
728 |
955 |
- |
43.3 |
441 |
|
- |
|
532 |
- |
42 |
33.2 |
|
|
322 |
211 |
热处理信息:
热处理温度区间 |
Heat treated : 1993°C - 1316°C |
对照表(同等等级)信息:
型号 |
标准 |
国家 |
应用 |
Q255 A |
|
China |
Engineering and welding |
ASTM 1030 |
ASTM |
USA |
General use carbon steel bar |
ASTM 1005 |
ASTM |
USA |
General use carbon steel bar |
ASTM 1006 |
ASTM |
USA |
General use carbon steel bar |
ASTM 1008 |
ASTM |
USA |
General use carbon steel bar |
ASTM 1010 |
ASTM |
USA |
General use carbon steel bar |
ASTM 1013 |
ASTM |
USA |
General use carbon steel bar |
ASTM 1015 |
ASTM |
USA |
General use carbon steel bar |
ASTM 1016 |
ASTM |
USA |
General use carbon steel bar |
ASTM 1017 |
ASTM |
USA |
General use carbon steel bar |
ASTM 1018 |
ASTM |
USA |
General use carbon steel bar |
ASTM 1019 |
ASTM |
USA |
General use carbon steel bar |
ASTM 1020 |
ASTM |
USA |
General use carbon steel bar |
ASTM 1021 |
ASTM |
USA |
General use carbon steel bar |
7Mn15Cr2A13V2WMo |
|
China |
Alloy tool steel - Without magnetic steel mold |
SM2CrNi3MoAl1S |
|
China |
Plastic mould with flat steel |
W6Mo5Cr4V2Al |
|
China |
High-speed tool steel |
YG6A |
|
China |
Hard alloy tungsten cobalt class |
YG8A |
|
China |
Hard alloy tungsten cobalt class |
ASTM W1-A |
ASTM |
USA |
Carbon tool steel |