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AISI 5140
ConditionsHardness
T (°C)TreatmentMethodValue
25 annealed at 830°C   HB 167 
25 normalized at 870°C   HB 229 
25 oil quenched, fine grained, tempered at 205°C   HB 490 
25 oil quenched, fine grained, tempered at 315°C   HB 450 
25 oil quenched, fine grained, tempered at 425°C   HB 365 
25 oil quenched, fine grained, tempered at 540°C   HB 280 
25 oil quenched, fine grained, tempered at 650°C   HB 235 
Glossary
STEM Career Outlook

Wages, employment opportunities, and growth projections for STEM jobs.

Selecting the Right 3D Printer

Discover how to choose the right 3D printer for your needs and the key performance attributes to consider.

CNC Machining Design Guide

Optimize your designs, reduce machining time, and lower your costs.

Negotiate Your Salary

Learn the best principles to negotiate the salary you deserve!