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Mechanical Engineers Outlook

Guide for those interested in becoming a mechanical engineer. Includes qualifications, pay, and job duties.

CNC Machining Design Guide

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

Injection Molding Design Guide

Guide for high quality and cost-effective plastic injection molding.

Metal 3D Printing Design Guide

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

more free publications
 
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
Mechanical Engineers Outlook

Guide for those interested in becoming a mechanical engineer. Includes qualifications, pay, and job duties.

CNC Machining Design Guide

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

Injection Molding Design Guide

Guide for high quality and cost-effective plastic injection molding.

Metal 3D Printing Design Guide

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