Home > Material
U21302
Standard GB /T 699-1999 Quality Carbon Structural Steels
Standard GB /T 699-2015 Quality carbon structure steels


Chemical Composition(%)


Standard Material Designation Chemical Composition (%)
GB /T 699-1999
Quality Carbon Structural Steels
30Mn
(U21302)
 
Min
Max
GB /T 699-2015
Quality carbon structure steels
30Mn
(U21302)
 
Min
Max
For Reference Only