The Steel Supply Company

Buyers Guide

Bar Material Specification HY-1144

Produced Per ASTM A311, Class B

Chemical Composition Limits
Carbon 0.40-0.48
Manganese 1.35-1.65
Phosphorous 0.040 Max.
Sulfur 0.24-0.33
Silicon 0.15-0.30
Mechanical Properties of HY-1144
Tensile Strength, PSI 115,000 Min.
Tensile Strength, Mpa 795
Yield Strength, PSI 100,000 Min.
Yield Strength, Mpa 690
Elongation % 10
Reduction of Area % 20
Brinell Hardness 190

*Mpa is the abbreviation for Megapascals.

HY-1144 offers wearability without case hardening. Rods made from this grade offer added resistance to fatigue and stress. Items stocked include 1/4" diameter through and including 4-1/2" diameter, and metric diameters from 6mm through and including 70mm diameter.


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