Home
>
Material
20MnVB
Standard
GB /T 3077-1999
Alloy Structure Steels
Standard
GB /T 3077-2015
Alloy structure steels
Chemical Composition
(%)
Standard
Material Designation
Chemical Composition (%)
GB /T 3077-1999
Alloy Structure Steels
20MnVB
(
A73202
)
Min
Max
GB /T 3077-2015
Alloy structure steels
20MnVB
(
A73202
)
Min
Max
For Reference Only