牌 號(hào)
|
直 徑/mm
|
抗拉強(qiáng)度σb/MPa
|
伸 長 率δ(%)(L0=
| ||||
M
|
Y2
|
Y
|
M
|
Y2
|
Y
| ||
BMn40-1.5
|
0.05~0.20
|
≥390
|
-
|
685~980
|
≥15
|
-
|
-
|
BMn40-1.5
|
>0.20~0.50
|
≥390
|
-
|
635~880
|
≥20
|
-
|
-
|
BMn40-1.5
|
>0.50~6.0
|
≥390
|
-
|
635~835
|
≥25
|
-
|
-
|
BMn3-12
|
0.1~1.0
|
≥440
|
-
|
≥785
|
≥12
|
-
|
-
|
BMn3-12
|
>1.0~6.0
|
≥390
|
-
|
≥685
|
≥20
|
-
|
-
|
BZn15-20
|
0.10~0.20
|
≥345
|
-
|
735~980
|
≥15
|
-
|
-
|
BZn15-20
|
>0.20~0.50
|
≥345
|
490~735
|
735~930
|
≥20
|
-
|
-
|
BZn15-20
|
>0.50~2.0
|
≥345
|
440~685
|
635~880
|
≥25
|
-
|
-
|
BZn15-20
|
>2.0~6.0
|
≥345
|
440~635
|
540~785
|
≥30
|
-
|
-
|
BFe
|
0.10~0.50
|
≥345
|
-
|
685~980
|
≥20
|
-
|
-
|
BFe
|
>0.50~6.0
|
≥345
|
-
|
590~880
|
≥25
|
-
|
-
|
B19
|
0.10~0.50
|
≥295
|
-
|
以上信息僅供參考