BS PB102 Phosphor Bronze

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Description

PB102 (CuSn5) is the standard grade of wrought phosphor bronze, containing additions of around 5% tin and up to 0.4% phosphorus. It is used for general purpose applications, particularly when cold formability combined with good mechanical properties is required, and has excellent soldering, brazing and butt welding capability. It shows the following features and properties:

Good mechanical properties

Very good corrosion resistance

Good wear resistance

Good spring properties

Related Standards

Equivalent Materials

This material data has been provided by Matmatch.

"Typical" values were obtained via a literature search. "Predicted" values were imputed via artificial intelligence technology. While we have placed significant efforts in ensuring data accuracy, "typical" and "predicted" data should be considered indicative and verified by appropriate material testing. Please do contact us if additional information on the the predicted data method is required.
All metrics apply to room temperature unless otherwise stated. SI units used unless otherwise stated.
Equivalent standards are similar to one or more standards provided by the supplier. Some equivalent standards may be stricter whereas others may be outside the bounds of the original standard.

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Properties

Mechanical

Property	Temperature	Value
Elongation	23.0 °C	12 - 25 % Show Material materials with Elongation of 12 - 25 %
Tensile strength	23.0 °C	280 - 500 MPa Show Material materials with Tensile strength of 280 - 500 MPa
Yield strength Rp0.2	23.0 °C	380 - 420 MPa Show Material materials with Yield strength Rp0.2 of 380 - 420 MPa

Chemical properties

Property	Value
Copper	Balance
Phosphorus	0.2 % Show Material materials with Phosphorus of 0.2 %
Tin	5 % Show Material materials with Tin of 5 %

Technological properties

Property
Application areas	Offshore & marine: Marine hardware and fasteners;Power generation: Electrical springs and contacts;Other: Pump and valve spindles, fasteners, sleeve bushings, springs, shafts, flanges, architectural and decorative components, lock washers, spring washers and masonry fixings
Cold Forming	Good cold formability
Corrosion properties	Very good corrosion resistance
General machinability	Machinability Rating: 20

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BS PB102 Phosphor Bronze

Description

Related Standards

Equivalent Materials

Ashby charts

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