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AISI 4042
ConditionsHardness
T (°C)TreatmentMethodValue
25 oil quenched, fine grained, tempered at 205°C   HB 516 
25 oil quenched, fine grained, tempered at 315°C   HB 455 
25 oil quenched, fine grained, tempered at 425°C   HB 380 
25 oil quenched, fine grained, tempered at 540°C   HB 300 
25 oil quenched, fine grained, tempered at 650°C   HB 238 
Glossary
Negotiate Your Salary

Learn the best principles to negotiate the salary you deserve!

Metal 3D Printing Design Guide

Direct Metal Laser Sintering (DMLS) 3D printing for parts with reduced cost and little waste.

Essentials of Manufacturing

Information, coverage of important developments and expert commentary in manufacturing.

CNC Machining Design Guide

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