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AISI 1340
Conditions Tensile Properties 
T (°C)Treatment
25 annealed at 800°C   Tensile Strength (MPa) 703.3 
Yield Strength (MPa) 436.4 
Elongation (%) 25.5 
Reduction in Area (%) 57.3 
25 normalized at 870°C   Tensile Strength (MPa) 836.3 
Yield Strength (MPa) 558.5 
Elongation (%) 22.0 
Reduction in Area (%) 62.9 
25 oil quenched, fine grained, tempered at 205°C   Tensile Strength (MPa) 1806 
Yield Strength (MPa) 1593 
Elongation (%) 11 
Reduction in Area (%) 35 
25 oil quenched, fine grained, tempered at 315°C   Tensile Strength (MPa) 1586 
Yield Strength (MPa) 1420 
Elongation (%) 12 
Reduction in Area (%) 43 
25 oil quenched, fine grained, tempered at 425°C   Tensile Strength (MPa) 1262 
Yield Strength (MPa) 1151 
Elongation (%) 14 
Reduction in Area (%) 51 
25 oil quenched, fine grained, tempered at 540°C   Tensile Strength (MPa) 965 
Yield Strength (MPa) 827 
Elongation (%) 17 
Reduction in Area (%) 58 
25 oil quenched, fine grained, tempered at 650°C   Tensile Strength (MPa) 800 
Yield Strength (MPa) 621 
Elongation (%) 22 
Reduction in Area (%) 66 
Glossary
3D Scanners

A white paper to assist in the evaluation of 3D scanning hardware solutions.

Injection Molding Design Guide

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

Selecting the Right 3D Printer

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

STEM Career Outlook

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