Grade
4140 Round Steel Bar Solid 1 7225 Alloy Mold Steel Price
Hardness
Annealed HBS 217 max
Model Number
Alloy Steel AISI 4140
Special Use
Mold Steel, Hot Forged Alloy Steel AISI 4140
Application
Alloy Tool Steel
Production route
EF/EAF+LF+VD/ESR
Surface treatment
black/grinded/machined/turned
Quality inspection
UT, Chemical test, Microstructure, Physical properties etc.
UT test standard
SEP1921-84 class3 C/c to D/d