OVERVIEW SPECIFICATIONS AND TECHNICAL INFORMATION

See Bronze Tolerances

Bronze Round Bar 544 offers strength, corrosion resistance, wear resistance, and workability. The addition of lead gives 544 poor performance in hot working and welding. It is typically used for electrical connectors, bushings, gears, pinions, screw products, thrust washers, valves, and shafts.

shape Image

Dimension Name

Specification

Alloy 544
Temper H04
Diameter 0.3125
Max Length 144
MTR Availability Yes
Full Length true
Material Bronze
Shape Bar-Round
Custom Cut Warehouse 1
Material Specifications

This material meets the following specs: ASTM -B139

Weight/Lineal Foot

0.3 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
Rockwell Hardness B scale 85
Density g/cm^3 9
Modulus of Elasticity KSI x 10^3 15
Elongation Typical % 13
Specific Heat BTU/lb-°F (32-212F) 9
Melting Point °F 1710 - 1830
Thermal conductivity BTU-in/hr-ft^2-°F 600
Ultimate Tensile Strength KSI 68
Yield KSI 57
Shear Strength KSI 40

Chemistry Information: 544 Bronze

Element Percentage
Fe 0 - 0.1
Cu 85.4 - 91.5
Zn 1.5 - 4.5
Sn 3.5 - 4.5
Pb 3.5 - 4.5
Residual 0 - 0.5
P 0.01 - 0.5
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