Duralumin tau tsim los ntawm German metallurgist Alfred Wilm ntawm Dürener Metallwerke AG. Xyoo 1903, Wilm nrhiav pom tias tom qab quenching, ib qho txhuas alloy uas muaj 4% tooj liab yuav maj mam harden thaum sab laug ntawm chav tsev kub rau ob peb hnub. Kev txhim kho ntxiv tau coj mus rau kev qhia txog duralumin hauv xyoo 1909.
Duralumin tsim li cas?
Duralumin Hlau
Duralumin yog cov hlau tiag tiag, uas yog cov hlau alloy ntawm txhuas, tooj liab, magnesium, thiab manganese. Duralumin yog ib hom hlau tshwj xeeb thiab yogua kom muaj zog los ntawm kev muab nws rau kev kho cua sov. … Thaum tooj liab ntxiv rau cov hlau, nws lub zog nce, tab sis tom qab ntawd nws kuj ua rau nws raug corrosion.
Leej twg nrhiav tau duralumin?
13Cov khoom suav Zeppelin muaj nyob rau hauv lub siab hu ua "Duralumin," ib qho txhuas alloy tsim los ntawm Berlin chemist Alfred Wilm hauv 1906.
Qhov txawv ntawm txhuas thiab duralumin yog dab tsi?
Duralumin yog ib qho muaj zog, sib sib zog nqus hlau ntawm txhuas pom nyob rau hauv 1910 los ntawm Alfred Wilm, German metallurgist. Nws yog qhov muag muag, ductile thiab yooj yim ua haujlwm nyob rau hauv qhov kub thiab txias. … Lub zog tensile ntawm duralumin yog siab dua aluminium, txawm hais tias nws tsis kam rau corrosion tsis zoo.
Cov hlau twg muaj nyob hauv German nyiaj?
German Silver yog ib qho hlau ntawm tooj liab, zinc thiab npib tsib xee, qee zaum kuj muaj cov txhuas thiab tin. Nws yog Ameslikas lub npe rau nws cov xim nyiaj-dawb, tab sislo lus 'nyiaj' tam sim no txwv tsis pub cov hlau tsis muaj cov hlau.
