AMPCO-TRODE® 521

Alternative and trade names
AWS A5.7 Class ER CuAl-A1, ASME SFA 5.7 Class ER CuAl-A1
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Description

Base materials: Particularly suitable for high stressed corrosion resistant weld surfacing on cast iron and on unalloyed and low- alloyed steel as well as seawater resistant CuZn alloys. Suitable for welding on CuNi.


Shielding gas: Argon, Helium or Argon/Helium-mixtures

Related Standards

This material data has been provided by AMPCO METAL.

"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.

Ashby charts

Properties

General

PropertyValue

Recycled Content

80 %

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Mechanical

PropertyTemperatureValueComment

Elongation

23.0 °C

47 %

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in 2″ (51 mm)

Hardness, Brinell

23.0 °C

125 [-]

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BHN (3000kg) 1/4″ (6.4mm) deposit

Reduction of area

23.0 °C

53 %

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Tensile strength

23.0 °C

469 MPa

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Yield strength

23.0 °C

193 MPa

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Chemical properties

PropertyValueComment

Aluminium

6 - 8.5 %

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Copper

Balance, including silver

Manganese

0.5 %

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max.

Other

0.5 %

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max.

Silicon

0.1 %

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max.

Technological properties

Property
Application areas

Welding: Tube sheets, Pickling hooks, Impellers valve seats, Chemical plants, Pulp mills