Product Name
Hot forged alloy steel round bar hot working 4140 tool steel
Grade
SAE 4140 Forged Round Bar
Surface treatment
Black/Grinded/Machined/Turned
Production route
EF/EAF+LF+VD/ESR
Quality inspection
UT, Chemical test, Microstructure, Physical properties etc.
UT test standard
SEP1921-84 class3 C/c to D/d
Service
24 Hours Online and Free Sample
Delivery Condition
Hot forged or Rough machined
Heat Treatment
Annealed/Quenching/Tempering