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Essentials of Manufacturing

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

Mechanical Engineers Outlook

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

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.

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AISI 50B40H
Category Steel
Class Alloy steel
Type H-steel
Common Names Boron steel
Designations  Germany: DIN 1.7007
Italy: UNI 38 CrB 1 KB
United States: ASTM A304 , SAE J1268 , UNS H50401

Composition

ElementWeight %
C  0.37-0.44 
Mn  0.65-1.10 
Cr  0.30-0.70 
P  0.035 
S  0.040 
Si  0.15-0.30 
B  0.0005-0.003 

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
Essentials of Manufacturing

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

Mechanical Engineers Outlook

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

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.