DEF STAN 02-834 / NES 834 Bronze

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Description

This aluminium silicon bronze has similar attributes to the other aluminium bronzes, with a 2% silicon addition to enhance the material strength, corrosion resistance and impact strength whilst also improving the alloy machinability. As an MoD (Navy) specification, this material is subject to special requirements including impact properties and a controlled low magnetic permeability level of <1.05. It shows the following features and properties:

High strength and toughness

Excellent corrosion resistance

High impact strength

Excellent wear resistance

Very low magnetic permeability

Good machinability

Excellent cryogenic properties

Related Standards

Equivalent Materials

Diese Materialdaten wurden von Matmatch zur Verfügung gestellt

Alle Daten beziehen sich auf Raumtemperatur soweit nicht anderweitig spezifiziert. SI Einheiten werden verwendt soweit nicht anderweitig spezifiziert.
Äquivalente Standards sind ähnlich zu einem oder mehreren Standards die der Anbieter angegeben hat. Manche äquivalente Standards können strikter sein oder außerhalb der Bedingungen des ursprünglichen Standards.

Ashby charts

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Eigenschaften

Allgemein

Property	Temperature	Value
Dichte	23.0 °C	7.8 g/cm³ Show Material materials with Dichte of 7.8 g/cm³

Mechanisch

Property	Temperature	Value
Charpy impact energy, V-notch	23.0 °C	33 J Show Material materials with Charpy impact energy, V-notch of 33 J
Dehnung	23.0 °C	9 - 20 % Show Material materials with Dehnung of 9 - 20 %
Streckgrenze Rp 0,2	23.0 °C	220 - 310 MPa Show Material materials with Streckgrenze Rp 0,2 of 220 - 310 MPa
Zugfestigkeit	23.0 °C	515 - 620 MPa Show Material materials with Zugfestigkeit of 515 - 620 MPa

Thermisch

Property	Temperature	Value	Comment
Koeffizient der thermischen Ausdehnung	23.0 °C	1.8E-5 1/K Show Material materials with Koeffizient der thermischen Ausdehnung of 1.8E-5 1/K	for 0-300°C
Schmelzpunkt		980 - 1010 °C Show Material materials with Schmelzpunkt of 980 - 1010 °C
Wärmeleitfähigkeit	23.0 °C	45 W/(m·K) Show Material materials with Wärmeleitfähigkeit of 45 W/(m·K)

Elektrisch

Property	Temperature	Value
Elektrische Leitfähigkeit	23.0 °C	4.06E+6 - 5.22E+6 S/m Show Material materials with Elektrische Leitfähigkeit of 4.06E+6 - 5.22E+6 S/m
Specific Electrical conductivity		7 - 8 % IACS Show Material materials with Specific Electrical conductivity of 7 - 8 % IACS

Magnetisch

Property	Temperature	Value
Relative magnetische Permeabilität	23.0 °C	1 [-] Show Material materials with Relative magnetische Permeabilität of 1 [-]

Chemical properties

Property	Value	Comment
Aluminium	6 - 6.4 % Show Material materials with Aluminium of 6 - 6.4 %
Eisen	0.5 - 0.7 % Show Material materials with Eisen of 0.5 - 0.7 %
Kupfer	Balance
Mangan	0.5 % Show Material materials with Mangan of 0.5 %	max.
Silizium	2 - 2.4 % Show Material materials with Silizium of 2 - 2.4 %

Technological properties

Property
Application areas	Offshore & marine: High strength and non-magnetic fasteners and components;Other: Fasteners, safety tooling, valve components, non-magnetic parts, marine hardware, gears, bearings and bushes and instrumentation components
Corrosion properties	Excellent corrosion resistance
General machinability	Good machinability