BS PB103 Phosphor Bronze

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Description

2.1020 (CuSn6) phosphor bronze containing 6% tin which gives the alloy improved wear resistance and higher strength properties. PB103 is also renowned for its excellent tarnish resistance and corrosion resistance to a wide range of waters and chemicals in environments such as paper and textile manufacturing plants. It shows the following features and properties:

High strength

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 - 18 % Show Material materials with Elongation of 12 - 18 %
Hardness, Vickers	23.0 °C	150 - 170 [-] Show Material materials with Hardness, Vickers of 150 - 170 [-]
Tensile strength	23.0 °C	460 - 525 MPa Show Material materials with Tensile strength of 460 - 525 MPa
Yield strength Rp0.2	23.0 °C	380 - 440 MPa Show Material materials with Yield strength Rp0.2 of 380 - 440 MPa

Chemical properties

Property	Value
Copper	Balance
Phosphorus	0.2 % Show Material materials with Phosphorus of 0.2 %
Tin	7 % Show Material materials with Tin of 7 %

Technological properties

Property
Application areas	Offshore & marine: Marine hardware and instrument components;Power generation: Electrical springs and contacts;Other: Gaskets, instrument components, architectural and decorative purposes, components in paper and textile manufacturing plants, wire, flanges and masonry fixings
Corrosion properties	Very good corrosion resistance
General machinability	Machinability Rating: 20

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BS PB103 Phosphor Bronze

Description

Related Standards

Equivalent Materials

Ashby charts

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Properties