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AISI 94B17
Category Steel
Class Alloy steel
Type Standard
Common Names Boron steel
Designations  United States: AMS 6275 , AMS 6275B , ASTM A322 , ASTM A331 , ASTM A519 , SAE J404 , SAE J770 , UNS G94171

Composition

ElementWeight %
C  0.15-0.20 
Mn  0.75-1.00 
P  0.035 (max) 
S  0.04 (max) 
Si  0.15-0.30 
Cr  0.30-0.50 
Ni  0.30-0.60 
Mo  0.08-0.15 

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