DE1558700C - Corrosion-resistant composite material with a Zn Al core - Google Patents

Corrosion-resistant composite material with a Zn Al core

Info

Publication number
DE1558700C
DE1558700C DE1558700C DE 1558700 C DE1558700 C DE 1558700C DE 1558700 C DE1558700 C DE 1558700C
Authority
DE
Germany
Prior art keywords
composite material
core
corrosion
resistant composite
aluminum
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired
Application number
Other languages
German (de)
Inventor
Adolf 5320 Bad Godesberg Eversheim Paul Dr 5300 Bonn Berger Günther Dr Ing 5301 Rottgen Teubler
Original Assignee
V AW Leichtmetall Werke GmbH, 5300 Bonn
Publication date

Links

Description

Hierzu 1 Blatt Zeichnungen1 sheet of drawings

Claims (2)

Patentansprüche:Patent claims: 1. Fünf- oder mehrschichtiger korrosionsbeständiger Verbundwerkstoff mit einem Kern aus Zn—Al, vorzugsweise zur Herstellung von Wärmeaustauschern, gekennzeichnet durch einen an sich bekannten Kern (1) aus einer Zn-Al-Legierung mit 4% Aluminium, Rest Zink, zu dessen beiden Seiten Schichten (2) angeordnet sind, die aus einer Al-Zn-Legierung mit 0,8 bis 1,2%, vorzugsweise 1% Zink und Aluminium als Rest bestehen, auf denen sich wiederum dickere Schichten (3) aus Aluminium eines Reinheitsgrades von mindestens 99,3% befinden.1. Five-layer or multi-layer corrosion-resistant composite material with a core made of Zn — Al, preferably for the production of heat exchangers, characterized by a known core (1) made of a Zn-Al alloy with 4% aluminum, the remainder zinc the two sides of which layers (2) are arranged, which are made of an Al-Zn alloy with 0.8 to 1.2%, preferably 1% zinc and aluminum exist as the remainder, on which in turn thicker ones Layers (3) made of aluminum with a purity of at least 99.3% are located. 2. Verbundwerkstoff nach Anspruch 1, gekennzeichnet durch Außenschichten (4) aus einer Al-Zn-Legierung mit 0,8 bis 1,2%, vorzugsweise 1% Zink und Aluminium als Rest.2. Composite material according to claim 1, characterized by outer layers (4) made of one Al-Zn alloy with 0.8 to 1.2%, preferably 1% zinc and aluminum as the remainder.

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