DC 04 cov khoom siv yog dab tsi?
Qib DC04 yog cov hlau sib sib zog nqus ntawm DC Qib Tsev Neeg.} dc04 yog haum rau cov kev xav tau siab.
Dab tsi yog qhov sib txawv ntawm DC01 thiab DC04?
DC01 - Cov qib no tuaj yeem siv rau kev ua haujlwm yooj yim, e {} dc04 - qib no yog qhov tsim nyog rau txoj kev sib sib zog {}}
DC03 qib steel yog dab tsi?
Me-carbon steel rau kev sib tsoo txias
Qib DC03 Cov Khoom Taw Qhia Zoo Kawg Nkaus-Dress-Dressed Raws Li Txhua Hom Kev Nyab Xeeb. Txoj cai ntawm kev sib nqus thiab nyuaj.
Dab tsi yog microstructure ntawm DC04 hlau?
Micructure ntawm DC04 Hlau muaj cov ferrite nrog ntshiab segregation shearing kab, uas yog qhov tshwm sim ntawm cov yas deforming thaum lub sij hawm hlau rolling, Daim duab.
