|
|
|
Si
|
Fe
|
Cu
|
Mn
|
Mg
|
Cr
|
Zn
|
Ti
|
Al
|
|
0.40~0.8
|
0.7 MAX
|
0.15~0.4
|
0.15
|
0.8~1.2
|
0.04~0.35
|
0.25 MAX
|
0.15 MAX
|
REMAINDER
|
|
|
|
|
|
|
厚度
|
5~30
|
31~50
|
51~100
|
|
公差
|
+/-0.2
|
-0+0.2
|
ASTM B209
|
|
美标要求
|
±0.6~±0.8
|
±0.9~±1.3
|
±1.5~±2.8
|
|
|
|
|
|
|
厚度
|
5~16
|
17~38
|
39~100
|
|
公差
|
1/2 ASTM B209
|
+1-1
|
+/-3.5
|
|
美标要求
|
+/-13
|
+/-10
|
+/-7
|
|
|
|
|
|
|
抗拉强度
|
屈服强度
|
延伸率
|
|
295 N/㎟
|
240 N/㎟
|
More than 8%
|
|
|
|
|
|
|
厚度
|
5~8
|
10~30
|
31~255
|
|
宽度
|
1250
|
1250/1525
|
750/1250/1525
|
|
长度
|
2500/5010
|
2500/3050/5010
|
2500/3050/5010
|
|
