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CNC Machining Design Guide

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3D Scanners

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Mechanical Engineers Outlook

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

STEM Career Outlook

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

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AISI 4718
Category Steel
Class Alloy steel
Type Standard
Common Names Nickel-chromium-molybdenum steel
Designations  Germany: DIN 1.6755
United States: ASTM A322 , ASTM A331 , ASTM A505 , SAE J404 , SAE J412 , SAE J770 , UNS G47180

Composition

ElementWeight %
C  0.16-0.21 
Mn  0.70-0.90 
Cr  0.35-0.55 
Ni  0.90-1.20 
Mo  0.30-0.40 

Mechanical Properties

Properties Conditions 
T (°C)Treatment
Density (×1000 kg/m3) 7.7-8.03 25  
Poisson's Ratio 0.27-0.30 25  
Elastic Modulus (GPa) 190-210 25  
Glossary
CNC Machining Design Guide

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

3D Scanners

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

Mechanical Engineers Outlook

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

STEM Career Outlook

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