条件 |
热处理或状态
|
抗拉强度 σb
Mpa |
屈服点 σs
Mpa |
断后伸长率或延伸率 δ
% |
硬度
HBW |
棒材 |
退火 |
517~620 |
172 |
35~60 |
110~149 |
棒材 |
Hot-Finished(except Hexagons over 2 1/8 inches and Angles) |
552~758 |
276~690 |
30~60 |
140~241 |
棒材 |
Hot-Finished Hexagons over 2 1/8 inches and Angles |
517~690 |
207~379 |
30~50 |
130~184 |
棒材 |
冷拉,去应力 |
579~827 |
379~690 |
22~40 |
160~225 |
板材 |
Hot-Rolled, As-Rolled |
517~655 |
276~517 |
45~30 |
125~215 |
板材 |
热轧, |
482~586 |
193~345 |
50~35 |
110~140 |
薄板 |
退火 |
482~586 |
207~310 |
45~35 |
HRB 65~80 |
薄板 |
冷作,硬化 |
690~827 |
621~758 |
15~2 |
HRB ≥93 |
冷轧带材 |
退火 |
482~586 |
172~310 |
55~35 |
HRB ≤68 |
冷轧带材 |
Spring Temper |
690~965 |
621~896 |
15~2 |
HRB ≥98 |
无缝管材 |
冷拔,退火 |
482~586 |
172~310 |
50~35 |
≤75 |
无缝管材 |
冷拔,去应力 |
586~827 |
379~690 |
35~15 |
HRB 85~100 |
无缝管材 |
Heat-Exchanger, Annealed |
482~586 |
193~310 |
50~35 |
HRB ≤85 |
无缝管材 |
Heat-Exchanger, Stress-Relieved |
586~724 |
379~621 |
35~15 |
HRB 85~97 |
无缝管材 |
热挤压 |
实测 |
实测 |
实测 |
实测 |
无缝管材 |
回火1(退火) |
≤586 |
207~310 |
45~30 |
HRB ≤73 |
无缝管材 |
回火2(1/2-硬) |
586~724 |
379~552 |
30~10 |
HRB 75~97 |
无缝管材 |
回火3(硬) |
758~896 |
621~758 |
10~3 |
HRC 95~27 |
冷拉线材 |
退火 |
482~655 |
207~379 |
45~25 |
|
冷拉线材 |
回火1 |
586~690 |
345~517 |
30~20 |
|
冷拉线材 |
1/4-硬 |
655~827 |
448~655 |
25~15 |
|
冷拉线材 |
1/2-硬 |
758~931 |
586~827 |
15~8 |
|
冷拉线材 |
3/4-硬 |
862~1034 |
690~931 |
8~5 |
|
冷拉线材 |
Full-Hard--Spring Temper |
1000~1241 |
862~1172 |
5~2 |
|
表中数据来自SMC
A=直径大于1/2in.的棒材和盘条;B=锻件;C=直径小于等于1/2in.的线材;D=薄板;E=带材;F=管材;G=铸件
注:向制造商咨询更具体的值