Ntau hom tooj dag

tooj dag muab faib ua rau pawg thiab cuaj ntau yam.

Lub cev tooj dag: H90, H80, H68, H62.

Lead tooj dag: HPB59-1.

Manganese tooj dag: HMN58-2.

Silicon tooj dag: HSI80-3.

Nickel tooj dag: HNI65-5.

Aluminium Brass: HAL{0}}.

Ordinary tooj dag yog binary alloy ntawm tooj liab thiab zinc. Cov tooj dag tshwj xeeb (cov hlau lead, manganese tooj dag, silicon tooj dag, npib tsib xee tooj dag, txhuas tooj dag) yog tsim los ntawm kev ntxiv lwm cov ntsiab lus alloy raws li tooj liab-zinc binary alloy.

Yog tias koj muaj lus nug, thov hu rau peb. Peb lub tuam txhab tuaj yeem tsim ntau yam koob txhaj tshuaj, koob tshuaj kho mob, koob txhaj tshuaj, koob tshuaj hypodermic, koob txhaj tshuaj, koob tshuaj tiv thaiv kab mob, koob txhaj tshuaj, koob txhaj tshuaj, koob tshuaj tua tsiaj, koob xaum koob, koob ovum khaws koob, koob txhaj tshuaj, thiab lwm yam Yog tias koj xav tau kev kho. koob cov khoom, thov hu rau peb. Peb tos ntsoov rau koj qhov kev nug! Qhov zoo ntawm cov khoom tsim nyob rau hauv peb lub Hoobkas yuav txaus siab rau koj!

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