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AISI 4820H
Category Steel
Class Alloy steel
Type H-steel
Common Names Nickel-molybdenum steel
Designations  United States: ASTM A304 , SAE J1268 , UNS H48200

Composition

ElementWeight %
C  0.17-0.23 
Mn  0.40-0.80 
Ni  3.20-3.80 
Mo  0.20-0.30 
P  0.035 
S  0.040 
Si  0.15-0.30 

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
Negotiate Your Salary

Learn the best principles to negotiate the salary you deserve!

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.

STEM Career Outlook

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