Gnee  Hlau  (Tianjin)  Co.,  Ltd

H68 tooj dag Alloys

Feb 05, 2026

Chemical Composition thiab Fundamental Properties

H68 tooj dag muaj cov ntsiab lus tooj liab ntawm kwv yees li 68% thiab zinc cov ntsiab lus ntawm 32%. Qhov kev sib piv tshwj xeeb no tso cai rau cov khoom siv kom muaj zog muaj zog thaum muaj cov yas zoo heev thiab ua haujlwm tau zoo. Nws qhov ceev yog kwv yees li 8.5 g / cm³, thiab lub melting point ntawm 900-940 degree. Qhov tseeb qhov tseem ceeb yuav txawv me ntsis nyob ntawm txoj kev ua thiab purity.

Tau txais H68 Brass Spec Sheet

Cov yam ntxwv thiab qhov zoo

Mechanical Properties: Lub zog tensile ntawm H68 tooj dag tuaj yeem ncav cuag 370-420 MPa, nrog lub zog tawm los ntawm kwv yees li 180-220 MPa thiab elongation tshaj 40%. Qhov kev sib xyaw ua ke ntawm cov khoom no tso cai rau nws tuaj yeem tiv taus qee yam kev thauj khoom thaum tseem yoojyim rau daim ntawv txias (xws li stamping, dabtsi yog khoov, kos duab). Piv txwv li, nws cov elongation siab tiv thaiv kev tawg thaum lub sij hawm tsim cov cua kub dab dej fins, thaum nws lub zog nruab nrab ua kom muaj kev ruaj ntseg.

 

Corrosion Resistance: Qhov sib ntxiv ntawm zinc ua rau tsim cov zinc oxide tiv thaiv zaj duab xis rau saum npoo ntawm H68 tooj dag. Cov yeeb yaj kiab no muab kev tiv thaiv zoo corrosion nyob rau hauv huab cua qhuav, dej tshiab, thiab nruab nrab ntsev daws. Txawm li cas los xij, nyob rau hauv qhov chaw ntub dej lossis cov xov xwm uas muaj ammonia, kev kho saum npoo ntxiv xws li tin lossis npib tsib xee plating raug pom zoo los txhim kho kev tiv thaiv.

 

Hluav taws xob thiab Thermal conductivity: Nws cov hluav taws xob conductivity yog li 27% IACS (International Annealed Copper Standard), thiab nws cov thermal conductivity yog kwv yees li 116 W / (m·K). Thaum qis dua cov tooj liab ntshiab, cov txiaj ntsig no txaus rau cov ntawv thov hauv hluav taws xob hluav taws xob, khoom siv hluav taws xob sib pauv, thiab cov teb zoo sib xws. Piv txwv li, nyob rau hauv lub cev muaj zog terminals, H68 tooj dag muaj peev xwm sib npaug ob qho tib si hluav taws xob conductivity thiab mechanical zog.

 

Machining Adaptability: H68 tooj dag qhia tau zoo kub thiab txias ua haujlwm. Nws tuaj yeem tsim los ntawm cov txheej txheem xws li forging, dov, thiab extrusion, thiab muaj cov weldability zoo heev (tsim rau cov roj vuam, tsis kam vuam, thiab brazing), ua rau nws zoo tagnrho rau kev tsim cov khoom siv sib xyaw.

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Daim ntawv thov Scenario

Electronics thiab Cov Khoom Siv Hluav Taws Xob: Siv nyob rau hauv kev tsim cov connectors, terminals, hloov Cheebtsam, thiab lwm yam. Nws conductivity thiab corrosion kuj ua kom ntev -lub sij hawm stability. Piv txwv suav nrog lub xov tooj ntawm tes SIM daim npav thiab lub khoos phis tawj hluav taws xob hluav taws xob, uas feem ntau siv H68 tooj dag.

 

Architectural Kho Kom Zoo Nkauj Kev Lag Luam: Muaj nuj nqis rau nws cov xim kub thiab yooj yim ntawm polishing, H68 tooj dag yog dav siv rau lub qhov rooj tuav, locks, hniav strips, thiab lwm yam. Nws nto tuaj yeem yog chrome lossis npib tsib xee plated los txhim kho kev zoo nkauj.

 

Mechanical Manufacturing: H68 tooj dag yog tus nqi- kev xaiv zoo rau cov ntawv thov uas xav tau lub zog nruab nrab thiab kev tiv thaiv corrosion, xws li li qub, cov yeeb nkab fittings, thiab lub zog. Piv txwv li, cov khoom txuas rau cov kav dej xa dej feem ntau siv cov khoom siv no.

 

Musical Instrument Manufacturing: Cov khoom siv ntawm qee yam khoom siv tooj dag (xws li, trumpets, trombones) siv H68 tooj dag vim tias nws cov yam ntxwv vibration yog ze rau cov tooj liab ntshiab, tab sis nws yog tus nqi ntau dua - siv tau.

 

Cov qauv kev lag luam thiab cov ntawv tseem ceeb

International Standards: H68 sib raug rau C26800 hauv Teb Chaws Asmeskas ASTM B16M tus qauv, CW508L hauv European EN tus qauv, thiab tau qhia meej meej hauv Suav teb tus qauv GB / T 5231-2012 rau nws cov muaj pes tsawg leeg thiab kev ua tau zoo.

 

Cov Txheej Txheem Ua Haujlwm: Thaum lub sijhawm ua haujlwm txias, deformation raug pom zoo kom tswj tau li ntawm 30%; txwv tsis pub, qhov nruab nrab annealing (650-700℃rau 1 teev) yog yuav tsum tau. Qhov kub ua hauj lwm kub yog 750-850 degree, tsis txhob overheating uas yuav ua rau coarse grain qauv.

 

Environmental Requirements: H68 tooj dag tsis muaj cov khoom tsis zoo xws li txhuas lossis cadmium, ua raws li RoHS thiab REACH cov cai. Nws tuaj yeem siv tau rau cov khoom noj khoom haus -cov khoom tiv tauj (xws li, cov tub ntxhais hauv chav ua noj faucets).

 

Lwm yam khoom sib piv

H59 tooj: Muaj cov ntsiab lus zinc ntau dua (kwv yees li 41%), ua rau muaj zog dua tab sis txo cov yas. Nws yog qhov tsim nyog rau kev tsim khoom thauj khoom- cov kabmob xws li bolts thiab txiv ntseej, tab sis nws qhov txias - kev ua haujlwm tsis zoo rau H68.

H62 tooj: Muaj cov ntsiab lus tooj liab ntawm 62% thiab tus nqi qis, tab sis nws cov corrosion kuj thiab weldability yog me ntsis qis dua. Nws yog feem ntau siv hauv cov kav dej uas yuav tsum tau ua haujlwm tsis nruj li.

Tooj liab (T2): Muaj cov khoom siv hluav taws xob zoo tshaj thiab thermal conductivity tab sis muaj zog qis dua thiab tus nqi siab dua. Nws tsuas yog siv rau siab - kawg cov khoom siv hluav taws xob lossis cov khoom siv hluav taws xob.

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Peb lub Hoobkas

Peb lub Hoobkas tau nruab nrog kev ua tiav tag nrho - txheej txheem tooj liab ua cov kab ntau lawm, tshwj xeeb hauv kev tsim cov siab - cov phaj tooj liab, cov raj tooj liab, tooj liab rods, tooj liab xov hlau, thiab tooj liab strips. Lub hauv paus ntawm peb cov khoom muaj xws li nruam casting thiab dov units, precision extrusion kab, siab -ceev txias dov khoom, multi- yob precision dov mills, raj tshuab kos duab, thiab ntse stretching ntau lawm kab. Peb kuj tau muab tso nrog cov cuab yeej tshuaj xyuas zoo xws li spectrometers thiab online eddy tam sim no flaw detectors, ua kom tag nrho - txheej txheem tswj los ntawm smelting thiab casting, kub ua, kom txias tiav. Peb cov khoom ua tiav qhov tseeb txog li ± 0.01mm, nrog rau txhua xyoo muaj peev xwm ntau tshaj 50,000 tons. Lawv tau siv dav hauv cov khoom siv hluav taws xob, hluav taws xob, kev thauj mus los, thiab qib siab -kev tsim khoom kawg. Muaj ntawv pov thawj nrog cov qauv thoob ntiaj teb xws li ISO9001 thiab IATF16949, peb muaj peev xwm muab cov neeg siv khoom thoob ntiaj teb nrog ib qho - nres cov khoom siv tooj liab.

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Brass khoom ntim

Peb siv cov txheej txheem ntim khoom raws qib thiab kho raws li: tooj liab daim hlau yog ob npaug - qhwv nrog cov dej noo- cov ntaub ntawv pov thawj thiab vapor corrosion inhibitor zaj duab xis ua ntej muab tso rau hauv cov ntoo crates, uas tau ntim nrog cov ntaub ntawv cushioning thiab nruab nrog cov cuam tshuam - tiv thaiv kaum tiv thaiv; cov raj tooj liab thiab cov pas nrig raug kaw nrog lub hau yas kawg, qhwv nrog PE tiv thaiv zaj duab xis, thiab tom qab ntawd muab tso rau hauv cov hlau - cov thawv logistics, nrog EPE pearl paj rwb sib cais txhua txheej; tooj liab xov hlau yuav raug mob mus rau cov spools, nqus tsev vacuum- kaw, npog nrog waterproof zaj duab xis, thiab ruaj ntseg ntawm customized hlau- ntoo pallets; tooj liab strips yog qhwv nrog cov ntaub uas tsis yog -woven, coiled mus rau siab - lub zog steel cores, thiab muab tso rau hauv waterproof composite khoom coils nrog desiccants nyob rau hauv. Tag nrho cov ntim tau dhau los ntawm ISTA-3A kev kuaj thauj mus los, thiab cov thawv sab nrauv tau sau nrog cov khoom siv phom sij thoob ntiaj teb, cov lus ceeb toom ntawm cov dej noo, thiab cov lej scannable logistics, kom ntseeg tau tias cov khoom thauj tuaj yeem tiv taus ya raws, cuam tshuam, thiab tshuaj yaig thaum lub caij tsheb thauj mus los thoob ntiaj teb.

H68 brass tube for heat exchanger

Tau Txais Cov Lus Qhia Ceev & Logistics Plan

 

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