40Cr Steel Equivalent, Mechanical Properties & Chemical Composition

40Cr Alloy Steel 40Cr Steel is a kind of Chinese GB standard alloy steel for engineering and machinery purpose, and one of the most widely used steel grades. For 40Cr material hardness, speci...

China 45# Steel Equivalent, Mechanical Properties & Chemical Composition

China 45 Steel Chinese GB standard 45 steel is a quality carbon structural steel, the cold plasticity is common. Annealing and normalizing are slightly better than quenching and temperi...