B简介
Romania STAS/SR Structure Steel B,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 |
|
B |
STAS/SR |
Romania |
Structural steel |
化学成分信息(mass fraction)(wt.%) of the B:
元素名称 |
含量比例值 |
C |
0.21 |
Si |
Min 0.31 |
Mn |
Min 0.80 |
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) |
849 (≥) |
514 (≥) |
41 |
44 |
23 |
Solution and Aging, Annealing, Ausaging, Q+T,etc |
241 |
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 |
14 |
- |
- |
|
|
0.11 |
- |
|
437 |
774 |
- |
43.3 |
331 |
|
- |
|
524 |
- |
22 |
13.2 |
|
|
342 |
443 |
热处理信息:
热处理温度区间 |
Heat treated : 1631°C - 1277°C |
对照表(同等等级)信息:
型号 |
标准 |
国家 |
应用 |
Q215 B |
|
China |
Engineering and welding |
Q255 B |
|
China |
Engineering and welding |
BW1A |
|
UK |
Carbon tool steel |
BW1B |
|
UK |
Carbide for cutting tools |
BW1C |
|
UK |
|
BW1C |
|
UK |
|
BW2(1) |
|
UK |
Carbide for cutting tools |
BW2(1) |
|
UK |
Carbide for cutting tools |
BW2 |
|
UK |
Carbide for cutting tools |
BW2 |
|
UK |
Carbide for cutting tools |
BS1 |
|
UK |
Carbide for cutting tools |
BS1 |
|
UK |
Carbide for cutting tools |
BS2 |
|
UK |
Carbide for cutting tools |
BS2 |
|
UK |
Carbide for cutting tools |
BS2 |
|
UK |
Carbide for cutting tools |
BS2 |
|
UK |
Carbide for cutting tools |
BS5 |
|
UK |
Carbide for cutting tools |
BS5 |
|
UK |
Carbide for cutting tools |
BO1 |
|
UK |
Carbide for cutting tools |
BO1 |
|
UK |
Carbide for cutting tools |