Cov khoom thiab kev siv ntawm ZCuAl9Mn2(QAL9-2) Aluminium Bronze
CuAl9Mn2 (QAL9-2) aluminium bronze muaj cov khoom siv zoo, thiab nws lub zog tensile, yield zog thiab elongation kuj siab. Ntawm chav tsev kub, nws lub zog tensile tuaj yeem ncav cuag ntau dua 300MPa, nws lub zog tawm los tuaj yeem ncav cuag li 150MPa, thiab nws qhov elongation tuaj yeem ncav cuag ntau dua 10%. Tsis tas li ntawd, CuAl9Mn2 txhuas bronze kuj muaj kev ua tau zoo heev, thiab tuaj yeem siv rau kev drilling, tapping, milling thiab lwm yam kev ua haujlwm.
CuAl9Mn2 txhuas bronze muaj corrosion kuj zoo thiab yuav siv tau nyob rau hauv seawater thiab ntsev tsuag ib puag ncig. Hauv kev tshaj tawm corrosive, CuAl9Mn2 txhuas bronze tuaj yeem tiv thaiv corrosion thiab txuas ntxiv lub neej kev pab cuam ntawm cov khoom siv.
CuAl9Mn2 aluminium bronze tes tsho
Daim ntawv thov thaj chaw ntawm CuAl9Mn2 txhuas bronze:
Vim nws cov khoom siv zoo heev, kev tiv thaiv corrosion thiab kev ua haujlwm txiav, CuAl9Mn2 txhuas bronze yog dav siv hauv roj av, tshuaj lom neeg kev lag luam, marine engineering thiab lwm yam kev lag luam. Piv txwv li, hauv kev lag luam roj av, CuAl9Mn2 txhuas bronze tuaj yeem siv los tsim cov kav dej, li qub thiab lwm yam khoom siv; nyob rau hauv kev lag luam tshuaj, nws tuaj yeem siv los tsim cov reactors, kub exchangers thiab lwm yam khoom siv; hauv marine engineering, nws tuaj yeem siv los tsim cov nkoj hulls, seawater desalination khoom, thiab lwm yam.
Tshuaj muaj pes tsawg leeg ntawm CuAl9Mn2 txhuas bronze:
Copper Cu: Tseem
Aluminium Al: 8 0-10 0
Zinc Zn: 0.5
Manganese Mn: 1 5-3 0
Hlau Fe: 1.5
Lead Pb: 0.05
Nickel Ni: 0.8
CuAl9Mn2 aluminium bronze phaj
Mechanical zog ntawm CuAl9Mn2 txhuas bronze:
Qhov ceev g / cm³: 7.6
Kub ua haujlwm kub: 800-850 degree
Qhov kub thiab txias: 650-750 degree
quenching kub: 800 degree dej
Tempering kub: 400 degree (HB hardness 150-187)
Machinability /%: 20
Linear expansion coefficient: 17.0 (10-6/K)
Thermal conductivity: 71.2 (W / (mK)
Lub peev xwm kub tshwj xeeb: 436.7
