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AISI H26
Category Steel
Class Tool steel
Type Tungsten hot work steel
Designations  United States: ASTM A681 , FED QQ-T-570 , UNS T20826

Composition
ElementWeight %
C  0.45-0.55 
Mn  0.15-0.40 
Si  0.15-0.40 
Cr  3.75-4.50 
Ni  0.3 
W  17.25-19.00 
V  0.75-1.25 
Cu  0.25 
P  0.03 
S  0.03 

Mechanical Properties
Properties Conditions 
T (°C)Treatment
Density (×1000 kg/m3) 8.67 25  
Poisson's Ratio 0.27-0.30 25  
Elastic Modulus (GPa) 190-210 25  

Thermal Properties
Properties Conditions 
T (°C)Treatment
Thermal Expansion (10-6/ºC) 12.4  20-540  
Glossary
Negotiate Your Salary

Learn the best principles to negotiate the salary you deserve!

Metal 3D Printing Design Guide

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

Injection Molding Design Guide

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

Salary Expectation

8 things to know about the interview question "What's your salary expectation"?