DE1533437A1 - Cast copper alloy for particularly mechanically and chemically highly stressed parts - Google Patents

Description

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mnr ¥ * t «at« iBMXd «af t

gf for inabesoruUr "Ad" healeoli

ML «ärfirdto * concerns« la · Ku? F «r« 6ull «gieruas, dl · ·!« & Dux * h hofc »! •• tlijtoilti eowi · * came be« erl »ii» »trt« n Karl »♦ • titne- · Wi X © wü * iftnewid «r * tiett4 Ixu ^ eonder · gegtn M * aueMlohait xuA dibtr special * fu * b« iepi «lew» i «· ßehlffeeehraubea, Sehiffirtiettttil ·, F« v «iit« lU ₉ Disgust

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eu ** Ä »etallur ^ leöinm and «1 · ¥ · 1 · ρ1 · 1 ·« · 1β · low «

e «eie« Uolu »i« uad dbdwrah b ^ lagt · U ^ »j) flndUehielt W« e £ tretoftp <»* oiltat ₉ gat · tolnmli ·« ad Β ·· χ% «1 # -« 1 · · οαΑ · Η »·· ΐΒ £ ·« «« It · Aavvndnag ln * b «» or ^ tr · la »« him · * find · »· Hineiefctli · * Uuwr etcHech ·» and d ^ uuri.-Mha Yeetlgtoi «» owl · UnMV I * rit * tlen · - and KovMel «uih ·« • tlndl «k» lt stsheii vdl · «· LsfiMraagMi dta

₉ dl · l * »* el« M * # ottodi € keit d «ap Sink» AlumV- «al lie ·]! Entliftlteiv & en Bond · »es la« · % u τ »ι% · Mira» ttllert · «ag *« dl · ·· »Leelwoagen Hleloal svsaects ·« «8 · becomes ^ · 1« φ1 · 1 «« · ΐΜ m Bsretollimg τοα schiffeeehrmbtn in

ϋ · (1 ·> ιΐΒ§ iln «« »# t» t »dl« wtb «& 59» J Jl S ₉ * % * MO _t ft Jl U «ad

, 5% W. 9U> i «gi» stlfl »it dl ^ Mr i ^ & iepua 50.4 iqK * tv * t Al» O ₁ JH ^ HSeMtJNI t6 _t f lg / «* ®« fct dl · mac! JVi * · F% d · »glelebem ToymntvBcesiv · ^ let« in · t · »· PaS- ¹ Uw ^ t it ·

909851/0810

1533437 "Μ" bit 58 % Co
57 tu * f * Sn
1.1 to 1.5% U

0 ₍ 9 big 1.1% F0

O ₁ J bi «I ₁ O # Mq

0.5 * in

and also contains about 1% Hl, it is known that the Al content of the alloy is up to 2 for corrosion-exposed armatures *. increased · The Ni content of an alloy used in particular for turbine parts is »ogar 3% ·

The corrosion resistance of the Ni-baltlron Alieruacon eoll dea a, 5-faoh «a fert of the Nl-free alloys achieve" A substantial improvement of the strength through alloying ". RlekeX is, however, too worthwhile · Ko will, in order to take into account the conditions occurring in practice, a tensile strength Ton Θ) k ^ / mm with a simultaneous elongation of 30 % και. .β strives, whereby these values?! iadeetbedarfu & gen enta.; r®9heii ·

The attempts to <§iae "alloy au findsu which have high strength uad © iat äeb® Dehausig with a cheaper corrosion rate at the same time « uad indolence arouses, showed that ait slBkesdtm content the corrosion resistance gives way, while the Al-portion improves the tensile strength but has a negative influence on the elongation A well-known alloy, tatepreoband, shows fol ^ eude Zueamaitf t

ta % m.

Considerable are the here achieved "Z '^ pentigkeit von Äf kp / κκ uad € i # O _¥ a""Deaiigrena# of ^ f kp /" a ₉ during dit

with 15% nloht dea? i) rde: pa ^ e * i der '^ sxlü ent «

spriöiif *? ur ^r: eite «dit dpiaaisfihas iiolastturigen vrlo chwin-

iti9 $ «eet * t % inß- _s inb dies® alloy, in the old bereseren ρ1-ιοΐ; ΐ3οη · η Blgeni ^ chaftea,

less suitable « _ßAD

3 0 9 8 5 1/086 0

Another type of copper-auilegieruas includes the nickel-containing * AImHnil »Hohratoff-BromMoa, di · tloh durea high peetigkeitswerte and good · corrosion »· sorrie Karitationabeatlndigkolt from you are worth, but don HaOh to 11 high 8ch« el * - toMporatures have «ad doastifolgo metallurgically difficult * km accommodate Bind Baron Tarlation of this bromine, especially but due to the increase in the manganese content, Tcreuoht was while maintaining the positive figurative sm nledrlsorea Bohaelitoaporttturen in golangoa »die glelohseltl ^ die be to Velgta ^ these alloys zur Gaaaufnahae woeentlioh rlngerxu Uno known i ^ ogterung this species let the fol ^ andor Zusoinaoneetsuagi

ίο to if% m

6.5 to f % U

1 _# f to β ', Hl BdndeetenB 70 % Cu *

Known let Anoh a ihnliche 'iOgierung old β to 9% H t S ₉ 5 9 blo "5% Al and small amounts of aa T * and II · dead neeianleohe Bl ^ onsehafton know ron at a SusaaasBsot

15 to 39%

J _f 5 to 9.5 * 11

t to ♦ Γ »o

O bi · %% U

Remainder Oe

achieved “ordsn _{9 as} soon as hangers higher! unit is used“ The carbon content of this alloy should, however, be less than 0.02 ^l ', since at higher coblenatoff contents a strongor decrease in the SUiigkolt feetaue te Ilen 1st »Sm fulfill * through the tarlation of the old slalii hratoff« Bronaen let ee, ^ ₀ except for a MaeehrenlOMg dor inclination «he Caeporoaltät, not ° {je lime en, dio herTorragondam dleSeicensehaften dor probes» * · cd sing · 2 «reach ** · In addition, Br? Nsott has a very or less large bentabiUtlt, dio boisplolswols * for the bestlmito application areao la Sohlffbam "aorwtlnsoht? Co DIo experience has mua dan Zweek, dio the well-known Heeeiagen, ο especially itn Sona measurements §owi * den AI <

Remove the deficiency adhering to the bream

The Sj-ft-tf-mc; lio & t djb '.αίΰ.Λο based _f eino upfoi- <liißl · - greed-u ^ & ur HeraU IiLUi ^ by lnjfcesonder · oheaioch and moohanlweh ho ^ hbaan-jprttohten Tollon bu /.lc^ffe.-^ (Tio In sioh di · The good qualities inherent in the llualniua-Woaritoif-Brjaaen wi · uobe Peüti (5kcit _r (jute "jorroeiont" - und Kuvi t ationabο ei «ndigokelt eowie 41 · nie drip · 3ohmoli * enpore» tiir _t low · eailÖelioh- und di '3'iroh b ^ dlncte flume / arrecr tof ^ orouitiit the

wLrd the 'Γ ^''d-iurch r ~ l? et _t «' n3 dio L · · Zuea.rjjjffiiflung von

9 b-e 18 ^ * tancan 3 to 12 ^ ülnk ^, 5 b'-s 7 | 9 f! Aluainitai to 4 ',. HUkeX 3 Γ UMn

63> Kupfor

and since "TcrLältnia aa ^ .an eu zinc voraueewtie · All Ek has eich shown" that the inventions ^ euUB · ^ e ^ ie * H) nt bie etrm O ^ OS Γ Eolilen; itoff ale Bcic ^ nfunt; entli <-JLi; on know, without OaQ üloh dleoor provisionally high O content negatir on the Elgeneoliaften the Leplerunf aueWiAt ₁ if aan the T ^ levelrung up to O _t 25} i delay · «· le · 0.05 mu j, 15% fat »tan admits · This means that ee muglloh ₉ when preparing the ncU / e ^ di _u en Martini ι oaalte ^ au * or part · · ie · τοη preiagiinetif-en Fcrro-Lsßlcrnnf f? n Cobrauch isu n & chea · .Β has horauefeöetellt that in addition to the Ik t.iat'Uüs * elements that in such an alloy · ;! mCcllchen Btiuintun ^ eii an Bn ₉ F _t * _t Aj ι Λ in the usual positions α rf en * oha · daB «iah dieo · disadvantageous aucwlrkea ·

Em let Eweoknifilg "the possible with copper alloys with * ■ ongting aa ßilisiuv oo \ ** it einsuxscbr uiken ₉ the ei-Oehalfi Tonsugvwele flowed under O"2;.' Let £ t ₉ da eon & t in addition to a reduction in the expansion with a lengthening of the necessity ia of the 0 _e 2-D "hn £ 2 * a * e can be used in Varlatiaa the • Ina • Inen alloy components oll eioh AustauealdEMffl-Bient τοη quantities au / JLujLlaiuB wi · about 6x1 and the Yoa & lok su Aluminiu · wi · about 5t1 yorfialtea · That means alf? O _f deJ _f

909851/0860 SAD ORIGINAL

eofezn with a given r ^ jlerungssntfftmtftadt-tau & g by two- • plelpw * i *? e ei ie cbaalinnnlya · during the Sehaelg process ·· • la · deviation of the KonsontTstlem one odor mhrerev dor Bleaent · Ki ₉ Al and Zn Yoa of the determined becomes _t ε Ina * odor 2wel dor £ <man. ten JJlomonb · by the third under Siiilui Ltuu «the Aa« taueoiiko «ffisl« «« «fl«, if the content of the inaa blönenta z ^ rlaoiien the valid for the inventive Legleruaf Hlaimal "- and Haxlinaleehe. lt betvepl

Je naab sue & noneneetiung the Legiuruzif can switch

00

40 ·

kp / «a ²

Ö5 ky / nie ² 0 _l 2-stretching; renme can be reached *

bewleoen, d * s the exflnd ^ ngegeiafSe Ji © gie · with regard to «« X ¹ BeBtÄvölgkolt die fdr Sell · des Qo) 'Iff · - build t ^ pieohen Guß-ßoadeiaeeslUa & e with welfeem surpasses * £ ■ tetpt «eiehf d * B dl · VercoiilelfrrsTta in the area dox τοα den

^A 1-ffci bronia uad m- ^ l <9r «] iJie & orrslohtdn Warte Hegen · '" Raise the prominent «ta ^ lachon v

^ elte ^ lseacohÄften points dl

eiger Toiia ^ tea anf | those of the eu§ * Seuiera0fUiiA $ e koiti '- a · üaßeaUbe * den ^ uÄ ^ ßonAeriaeceiHt ^ a beatelit ein weltcrex ▼ grant In Um sexlÄg »ö tlsnt · toa about?, 6 feß / da * Im Go ^ e» · • ats sn stht · _β · kc / ia * ββ * «] ei% eiia & breath« which leads on loan to the «WBBu» m,

Die PeraeablUtElt dear «rfliuäuiie ^ seailien X # gi @ xun $ 1st Is Ge * «Fc d« & Al ^ Äa-Biöw; #a β «fearing» deJ dies »el« nanesm '

feiten kona · ' _: '. , Ale! .Ifvi ^ ele for the

90; 9851 / G8-C

Example 1s

73 _f β * copper 10.2% slopes 6 * 0 y. aluminum

2.1 % ffioksl

The tensile strength of this -eeLoruag is 54 kp / ram ⁴ *! the O ₉ I Dtlt & ereas * 26.5 kp / raa ₉ the Braehdelmung 27 »5% and the

179 »

Example 2t

| β | 35. ■> Kupier 16,3 f. Mancon S | 0 ^ Aluniuiua

2 | 0 j: Kiohsl 8 | 35J5 irons

dioe® "" egifejpiia ^; were f «. l [_. oaäe Vorte

O ₉ **! ^! Mia'eifisf $ S lco / sm

Uit tir ^ a TropfÄJjcoiiietjijcyut lurch. _; ο.Γ: ki3? t ^ Skö s3 ^ abeTi ίί-χ ai®ß # Leg ¹ sr; .. a ^ i & ss ,. ■■ ..- ^ i =

eifyn. ^ u aiod from

9088S1 / 0B ü BAD ORIGINAL

GhralMh * BttMD Yes O Ma n »nm itBttt ft Sa I ₁₁₁₁ . fm 55, 2.60 U n MO ₉ JB n; Om> special »· —ing 99.99 • 9 1t, 2f o, 9t 0.5 m - I ₉ Ut HMO4NIM 74.60 O, O 1tt 7.0% 2, H W * - O.Sff Al-cU-bread M. lt, 7 1M 6.0 5 # 6 2.55- 0.996 SiifSSS * ¹ * ¹¹¹¹¹ * M, 99 6.0 2.0 0.889

909851/0860

Claims (1)

ycftttaimprüoh « 1 S3343 / •8th· 1 «copper copper casting for incbenondere laechanicch and ohemiach 110chi; ο claimsβ Part ₁ dadurol tolionneeiolinot that this 9 Ms 18 Mangen 5 great 12 \ Zinc 4.5 to 7 tons? r- Aluminiua up to 4 % NlolMl 1 to 5 f Elsen and ■ at least 65 ^ icupfcr contains and the content Uangan eu zinc voreueewoise 2t1 amounts to· 2 Alloy according to Annpruoh 1, characterized by the fact that it is 0.25 % Ti, TorsTtgeiMise 0.05 to 0.15 W on white Alloy according to claims 1 and 2, characterized in that the amount of LU pre-charged is less than 0.2 % " BATH ORIGINAL 909851/0880