Feem ntau Cov Khoom Siv Qib Siab ntawm Copper Alloys

1. Feem ntau cov khoom siv qib ntawm tooj liab alloys

Copper alloys yog categorized rau hauvtooj dag (Cu-Zn), bronzes (Cu-Sn, Cu-Al, thiab lwm yam), tooj liab-nickels (Cu-Ni), thiaboxygen-dawb tooj liab (OFC), raws li lawv thawj alloying ntsiab. Hauv qab no yog cov qib siv dav tshaj plaws hauv ntiaj teb, tsim qauv los ntawm ASTM (USA), EN (Tebchaws Europe), JIS (Nyiv), thiab GB (Tuam Tshoj), nrog rau lawv cov yam ntxwv tseem ceeb thiab muaj feem cuam tshuam:

A. Brasses (Cu-Zn Alloys - Pawg Nrov tshaj plaws)

Brasses yeej siv tooj liab alloy vim lawv cov nqi -effectiveness, formability, thiab machinability. Cov qib tseem ceeb muaj xws li:

C26000 Cartridge tooj dagASTM (68.5-71.5% Cu, 28.5-31.5% Zn). Feem ntau siv tooj dag thoob ntiaj teb, hu ua "70/30 tooj dag." Qhov zoo tshaj plaws rau kev ua haujlwm txias (stamping, kos duab) thiab machining, siv hauv cov khoom siv hluav taws xob, cov kav dej fittings, cov khoom siv tsheb, thiab cov mos txwv casings. Qhov sib npaug: EN CuZn30, JIS C2600, GB H68.

C36000 (Dawb-Txiav tooj dag)ASTM (60-63% Cu, 35-38% Zn, 2.0-3.0% Pb). Cov ntsiab lus ntawm cov hlau lead ntau txhim khu kev ua tau zoo (piv txwv li, rau tshuab dhos tsis siv neeg). Siv nyob rau hauv screws, ceev, bolts, thiab precision Cheebtsam. Sib npaug: EN CuZn39Pb3, JIS C3604, GB HPb59-1.

C27000 (Yaj Brass)ASTM (63-65% Cu, 35-37% Zn). Zoo heev ductility thiab corrosion kuj, siv nyob rau hauv cov ntawv hlau, tubing, thiab hniav kho vajtse. Qhov sib npaug: EN CuZn37, JIS C2720, GB H65.

B. Bronzes (Cu-Sn/Al Alloys - Siab zog & Corrosion Resistance)

C51000 (Phosphor Bronze)ASTM (94-96% Cu, 4-6% Sn, 0.03-0.35% P). Siab zog, qaug zog tsis kam, thiab hluav taws xob conductivity. Siv nyob rau hauv springs, hluav taws xob tiv tauj, thiab marine Cheebtsam. Qhov sib npaug: EN CuSn5, JIS C5111, GB QSn4-3.

C60800 (Aluminium Bronze)ASTM (82-89% Cu, 9-12% Al). Exceptional corrosion kuj (tshwj xeeb tshaj yog nyob rau hauv seawater) thiab kub siab zog. Siv nyob rau hauv marine propellers, li qub, thiab industrial machinery. Qhov sib npaug: EN CuAl10Fe3, JIS C6161, GB QAl9-4.

C. Copper-Nickels (Cu-Ni Alloys - Marine & Aerospace Qib)

C71500 (Cu-Ni 70/30)ASTM (68-72% Cu, 28-32% Ni). Zoo corrosion kuj nyob rau hauv dej ntsev thiab thermal conductivity. Siv nyob rau hauv nkoj hulls, tshav kub exchangers, thiab offshore roj platforms. Qhov sib npaug: EN CuNi30Fe, JIS C7150, GB B30.

D. Oxygen-Cov tooj liab dawb (OFC - High Purity)

C10100 (OFHC tooj liab)ASTM (99.99% Cu, Tsawg dua lossis sib npaug ntawm 0.001% O). Ultra-siab conductivity thiab ductility, siv nyob rau hauv aerospace, lub tshuab nqus tsev, thiab precision electronics. Sib npaug: EN Cu-OF, JIS C1011, GB T2.

C11000 (ETP tooj liab)ASTM (99.90% Cu, Tsawg dua lossis sib npaug rau 0.04% O). Feem ntau cov ntshiab tooj liab qib, siv nyob rau hauv hluav taws xob thaiv, transformers, thiab cua kub dab dej. Qhov sib npaug: EN Cu-ETP, JIS C1100, GB T1.

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2. Feem ntau siv ntawm tooj liab alloys

Tooj alloys yog indispensable nyob rau hauv kev lag luam vim lawv tshwj xeeb ua ke ntawm conductivity, corrosion kuj, formability, thiab lub zog. Hauv qab no yog cov thawj daim ntawv thov, nrog rau kev siv tshwj xeeb thiab cov khoom siv qib nyiam:

A. Hluav taws xob & Electronics Kev Lag Luam

Core Applications: Kev xaim, cables, transformers, Circuit Court breakers, hluav taws xob tiv tauj, thiab luam tawm Circuit Board (PCBs).

Cov qib tseem ceeb: C11000 (ETP Copper) rau siab conductivity; C51000 (Phosphor Bronze) rau cov springs thiab kev sib cuag (kev qaug zog tsis kam); C10100 (OFHC Copper) rau precision electronics thiab lub tshuab nqus tsev raj.

Kev xav: Copper alloys nthuav tawm cov hluav taws xob siab tshaj plaws ntawm cov hlau engineering (thib ob tsuas yog nyiaj), ua rau lawv tseem ceeb rau kev xa hluav taws xob zoo thiab teeb liab kev ncaj ncees.

B. Cov kav dej, HVAC & Kev tsim kho

Core Applications: Cov kav dej, fittings, li qub, radiators, heat exchangers, thiab architectural hardware (xws li, qhov rooj tuav, railings).

Cov qib tseem ceeb: C26000 (Cartridge Brass) rau fittings thiab tubing; C36000 (Dawb-Txiav tooj dag) rau threaded Cheebtsam; C71500 (Cu-Ni) rau cov kav dej hiav txwv hauv cov tsev nyob ntug hiav txwv.

Kev xav: Corrosion kuj (xws li, tooj dag resists tarnish; Cu-Ni tiv taus dej ntsev corrosion) thiab formability (yooj yim ntawm dabtsi yog khoov thiab sib koom) ua rau lawv zoo tagnrho rau kev thauj mus los thiab kev siv cov qauv.

C. Automotive & Tsheb thauj mus los

Core Applications: Radiators, nres kab, roj kab, connectors, bearings, thiab hniav trim.

Cov qib tseem ceeb: C26000 (Cartridge Brass) rau radiators thiab connectors; C60800 (Aluminium Bronze) rau bearings (hnav tsis kam); C36000 (dawb-Txiav tooj dag) rau fasteners.

Kev xav: Lub teeb yuag, corrosion kuj (rau cov kua cav thiab txoj kev ntsev), thiab machinability txo lub tsheb hnyav thiab txhim kho durability.

D. Marine & Offshore Engineering

Core Applications: Nkoj hulls, propellers, li qub, twj tso kua mis, thiab offshore roj/gas pipelines.

Cov qib tseem ceeb: C60800 (Aluminium Bronze) rau cov kiv cua thiab marine hardware (seawater corrosion kuj); C71500 (Cu-Ni 70/30) rau hull cladding thiab tshav kub exchangers; C27000 (Yellow Brass) rau cov uas tsis yog - tseem ceeb marine fittings.

Kev xav: Resistance to biofouling (kev loj hlob ntawm cov kab mob marine) thiab dej ntsev corrosion ua kom lub neej ntev kev pab cuam nyob rau hauv hnyav marine ib puag ncig.

E. Muaj Machinery & Manufacturing

Core Applications: Bearings, gears, bushings, li qub, thiab precision Cheebtsam (xws li, hauv textile machinery, twj).

Cov qib tseem ceeb: C51000 (Phosphor Bronze) rau lub zog thiab cov dej ntws; C60800 (Aluminium Bronze) rau hnyav-cov haujlwm bearings; C36000 (Dawb-Txiav tooj dag) rau machined qhov chaw.

Kev xav: Lub zog muaj zog, hnav tsis kam, thiab kev sib raug zoo nrog cov roj nplua nyeem ua rau lawv haum rau siab -load thiab siab - daim ntawv thov ceev.

F. Kho kom zoo nkauj & Cov khoom siv

Core Applications: Cov twj paj nruag (trumpets, trombones), hniav nyiaj hniav kub, cookware, thiab cov khoom siv kho kom zoo nkauj.

Cov qib tseem ceeb: C26000 (Cartridge Brass) rau cov twj paj nruag (acoustic zog); C27000 (Yellow Brass) rau cov hniav nyiaj hniav kub thiab trim (golden tsos); C11000 (ETP Copper) rau cookware (heat conductivity).

Kev xav: Kev thov kom zoo nkauj (golden/bronze hues), malleability (rau intricate designs), thiab non{0}}toxicity (zoo rau cookware thiab hniav nyiaj hniav kub).

Cov ntsiab lus tseem ceeb

Feem ntau Cov Qib: C26000 ( tooj dag), C36000 (dawb-txiav tooj dag), C11000 (ETP tooj liab), thiab C51000 (phosphor bronze) dominate thoob ntiaj teb kev siv vim lawv versatility thiab nqi{5}}effectiveness.

Feem ntau Cov Ntawv Thov: Hluav taws xob / hluav taws xob (siab tshaj plaws), kav dej / kev tsim kho, tsheb, thiab marine engineering-tsav los ntawm tooj liab alloys 'ua ke tsis sib xws ntawm conductivity, corrosion resistance, thiab formability.

Qhov kev puas tsuaj no ua raws cov kev coj ua hauv kev lag luam, ua rau nws muaj feem cuam tshuam rau kev xaiv cov khoom, hla - kev lag luam ciam teb, thiab cov ntaub ntawv kev lag luam hauv kev tsim hlau.