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.

MTR MTR Available
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Product Information

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Please note:

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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.
Max Length
144
Diameter
4
Alloy
544
Temper
H04
Metal Type
Bronze
Shape
Bar-Round
Yes
RoHS
Yes
REACH
Yes
Custom Cut Warehouse
1
Weight/Lineal Foot
48.23 pounds
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Mechanical Properties

Density g/cm^3
9
Ultimate Tensile Strength KSI
72
Brinell Hardness 3000 kg load
163
Yield Tensile Strength KSI
60
Rockwell Hardness B Scale
85
Elongation % in 2 in.
18
Melting Point °F
1710 - 1830
Shear Strength KSI
40
Machinability %
80
Electrical Conductivity % IACS
19
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Chemistry Information : 544 Bronze

Element
Percentage
Element
Percentage
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

This 4" diameter phosphor bronze round bar 544-H04 is ideal for electrical connectors, bushings, gears, pinions, screw products, thrust washers, valves, and shafts due to its strength, corrosion resistance, wear resistance, and workability.

Yes, this bronze round bar is available for custom cutting from the warehouse, with maximum lengths up to 144 inches, allowing you to order the exact size you need.

Yes, this phosphor bronze round bar complies with both RoHS and REACH regulations, ensuring it meets important environmental and safety standards.

The bar has a machinability rating of 80 and an ultimate tensile strength of 72 ksi, making it suitable for precision machining and durable applications.

Yes, material test reports (MTR) are available for this product, providing detailed certification of its composition and mechanical properties.

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