AMPCO-TRODE® 522

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 highly stressed corrosion resistant weld surfacing on cast iron and on unalloyed and low-alloyed steel, seawater resistant CuZn alloys. Appropriate to joining/surfacing on Cu-Ni material. Especially recommended for plant engineering.


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

Related Standards

This material data has been provided by AMPCO METAL.

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