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Product Details, Specifications, and Technical Information

Cold Roll Round Bar 1144, also called "Stress Relieved" or "Stressproof®", has excellent strength, hardness, and it is easily machined. 1144 is also designed to resist warping during heat treatment. It is typically used in nuts, bolts, arbors, gears, pinions, piston rods, sleeves, shafts, and screws.
Stressproof is a trademark of LaSalle Steel Co.

shape Image
Dimension Name Specification
Thickness 0.25
Width 6
Max Length 192
Alloy 385
Temper M30
Production Method Extruded
MTR Availability Yes
Material Brass
Shape Bar-Rectangle
Custom Cut Warehouse 1
Specs: ASTM ASTM-B455
Rockwell Hardness B65
Brinell Hardness 116
Weight/Lineal Foot
5.51 pounds
Please note that this data is to be used ONLY FOR REFERENCE, NOT FOR DESIGN, and by using it,you agree that any decisions you make regarding materials for your project are at your own discretion.
Mechanical Properties
Property Value
Density g/cm^3 8
Ultimate Tensile Strength KSI 60
Yield Tensile Strength KSI 20
Brinell Hardness 500 kg load 116
Rockwell Hardness B Scale 65
Elongation % in 2 in. 30
Shear Strength KSI 33
Melting Point °F 1610 - 1630
Machinability % 90
Electrical Conductivity % IACS 28
Chemistry Information: 385 Brass
Element Percentage
Zn 36.7 - 42.5
Pb 2.5 - 3.5
Cu 55 - 59
Fe 0 - 0.35
Residual 0 - 0.5
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