DC01 cov qauv khoom siv?
DC01 sawv cev rau qib pib ntawm DC stanbul ua haujlwm thiab fep01. Txoj kev ua haujlwm tau yooj yim xws li khoov, khoov thiab kos duab.
DC01 yog dab tsi?
DC01 shim steel yog khaub thuas-dov, cov roj carbon steel uas muaj qhov zoo tshaj plaws thiab ua kom zoo rau kev kho kom haum, thiab txuas hauv cov tshuab ua tshuab.
Dab tsi yog qhov sib txawv ntawm DC01 thiab DC03 steel?
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 {}}
Dab tsi yog qhov sib txawv ntawm DC01 thiab DC04?
DC04 tau ua kom zoo dua formancy tshaj li DC 01. dc04 yog qhov zoo tshaj plaws rau cov txheej txheem yooj yim xws li khoov, thiab stamping .
DC03 cov khoom siv yog dab tsi?
Qib rau DC03 yog cov pa roj carbon, txias-rolled steel paub txog nws cov khoom siv uas xav tau cov khoom siv sib sib zog nqus thiab ua kom zoo nkauj tsis muaj zog {}}
