DC 04 cov khoom siv yog dab tsi?
DC04 steel yog cov hlau tsis-sib xyaw ua ke, tso cai rau cov ntsiab lus sib sib zog nqus, tso cai rau kev tsim cov khoom sib sib zog nqus cov khoom sib sib zog nqus nrog qhov ntsuas siab {}}
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 .
Dab tsi yog qhov sib txawv ntawm DC04 thiab DC05?
DC04 - Cov qib no yog qhov tsim nyog rau kev tswj hwm qib} dc06 - Qhov kev sib sib zog nqus kev sib sib zog nqus cov cai} Qhov tsim nyog rau kev tsim kom muaj kev sib sib zog nqus kev ua kom.
DC 05 khoom li cas?
Qib Rau DC05 yog qhov zoo, ultra-tsawg cov pa roj carbon, sib sib zog nqus steel {} Nws yog qhov zoo dua firmility thiab zoo.
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.
