EP 3225707 A1 20171004 - COMPONENT FOR MEDIA-CONDUCTING GAS OR WATER LINES COMPRISING A COPPER ALLOY
Title (en)
COMPONENT FOR MEDIA-CONDUCTING GAS OR WATER LINES COMPRISING A COPPER ALLOY
Title (de)
BAUTEIL FÜR MEDIENFÜHRENDE GAS- ODER WASSERLEITUNGEN, DAS EINE KUPFERLEGIERUNG ENTHÄLT
Title (fr)
COMPOSANT POUR DES CANALISATIONS D'EAU OU DE GAZ ACHEMINANT DES MILIEUX COMPRENANT UN ALLIAGE DE CUIVRE
Publication
Application
Priority
DE 202016101661 U 20160329
Abstract (en)
[origin: WO2017167441A2] The present invention relates to a component for media-conducting gas or water lines, in particular a fitting for supply lines of drinking water, wherein the component is at least partially made of a lead-free copper alloy which has the following alloy components in wt.%: 3.5 wt.% ≤ Sn ≤ 4.8 wt.%; 1.5 wt.% ≤ Zn ≤ 3.5 wt.%; 0.25 wt.% ≤ S ≤ 0.65 wt.%; 0.015 wt.% ≤ P ≤ 0.1 wt.%; and unavoidable impurities, with the rest being copper.
Abstract (de)
Die vorliegende Erfindung bezieht sich auf ein Bauteil für medienführende Gas- oder Wasserleitungen, insbesondere Fitting oder Armatur für Trinkwasserleitungen, wobei das Bauteil zumindest teilweise aus einer bleifreien Kupferlegierung besteht, die die folgenden Legierungskomponenten in Gew.-% aufweist: 3,5 Gew.-% ‰¤ Sn ‰¤ 4,8 Gew.-%; 1,5 Gew.-% ‰¤ Zn ‰¤ 3,5 Gew.-%; 0,25 Gew.-‰¤ S ‰¤ 0,65 Gew.-%; 0,015 Gew.-‰¤ P ‰¤ 0,1 Gew.-%; unvermeidbare Verunreinigungen sowie zum Rest Kupfer.
IPC 8 full level
C22C 9/02 (2006.01)
CPC (source: EP RU)
C22C 9/02 (2013.01 - EP RU); C22C 9/04 (2013.01 - RU); E03B 7/00 (2013.01 - RU)
Citation (applicant)
- EP 1798298 A1 20070620 - KEMPER GEBR GMBH & CO KG [DE], et al
- US 8470101 B2 20130625 - KOBAYASHI TAKESHI [JP], et al
- EP 2250421 A1 20101117 - REHAU AG & CO [DE]
- TURNER, THE INFLUENCE OF WATER COMPOSITION ON THE DEZINCIFICATION OF DUPLEX BRASS FITTINGS, 1965
- UNTERSUCHUNGEN VON ENTZINKUNGSERSCHEINUNGEN AN FITTINGS AUS KUPFERLEGIERUNGEN, 1966
- THE INFLUENCE OF WATER COMPOSITION ON THE DEZINCIFICATION OF DUPLEX BRASS FITTINGS, 1965
Citation (search report)
- [XDI] US 2012082588 A1 20120405 - KOBAYASHI TAKESKI [JP], et al
- [A] JP 2013199699 A 20131003 - FURUKAWA ELECTRIC CO LTD
- [A] MARUYAMA TORU ET AL: "Casting structure, mechanical properties and machinability with changes in amount of alloyed elements of sulfide dispersed lead free bronze castings", CHUZO KOGAKU - JOURNAL OF JAPAN FOUNDRY ENGINEERING SOC, NIHON CHUZO KOGAKUKAI, TOKYO, JP, vol. 81, no. 12, 1 January 2009 (2009-01-01), pages 667 - 673, XP009179259, ISSN: 1342-0429
- [A] ABE HIROYUKI ET AL: "Castability and cutting conditions of sulfide dispersed lead free bronze castings", CHUZO KOGAKU - JOURNAL OF JAPAN FOUNDRY ENGINEERING SOC, NIHON CHUZO KOGAKUKAI, TOKYO, JP, vol. 81, no. 12, 1 January 2009 (2009-01-01), pages 661 - 666, XP009179260, ISSN: 1342-0429
Designated contracting state (EPC)
AL AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MK MT NL NO PL PT RO RS SE SI SK SM TR
Designated extension state (EPC)
BA ME
DOCDB simple family (publication)
DE 202016101661 U1 20170630; DK 3225707 T3 20210406; EP 3225707 A1 20171004; EP 3225707 B1 20201230; PL 3225707 T3 20210719; RU 2712161 C1 20200124; WO 2017167441 A2 20171005; WO 2017167441 A3 20180301
DOCDB simple family (application)
DE 202016101661 U 20160329; DK 17151949 T 20170118; EP 17151949 A 20170118; EP 2017000374 W 20170328; PL 17151949 T 20170118; RU 2018137812 A 20170328