Metal Alloys
Alloy Home
Steels
Tool Steels
General Information
Properties
Tool Steel Types
High-Speed
Hot-Work
Cold-Work
Shock-Resistant
Mold
Special-Purpose
Water-Hardening
Tool Steel List
AISI Ax
AISI Dx
AISI Hx
AISI Lx
AISI Mx
AISI Ox
AISI Px
AISI Sx
AISI Tx
AISI Wx
Specific Tool Steel
General Information
Resources
Bibliography
Quality Magazine

Techniques to improve quality on the shop floor and in manufacturing planning.

3D Scanners

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

World Pumps

Major news, innovation and real-life applications for pumps and ancillary equipment.

Salary Expectation

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

more free magazines
 
AISI M41
Category Steel
Class Tool steel
Type Molybdenum high speed steel
Designations  France: AFNOR 07-05-04-04-02
Germany: DIN 1.3246
United States: ASTM A600 , FED QQ-T-590 , UNS T11341

Composition
ElementWeight %
C  1.05-1.15 
Mn  0.20-0.60 
Si  0.15-0.50 
Cr  3.75-4.50 
Ni  0.3 
Mo  3.25-4.25 
W  6.25-7.00 
V  1.75-2.25 
Co  4.75-5.75 
Cu  0.25 
P  0.03 
S  0.03 

Mechanical Properties
Properties Conditions 
T (°C)Treatment
Density (×1000 kg/m3) 8.17 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) 9.7  20-200 more  
Glossary