Dab tsi yog qhov txawv ntawm DX51D thiab DC51D?
Qhov sib txawv ntawm DX51D thiab DC51D
Ua ntej, DX51D yog kub-dip galvanized steel kauj, thaum DC51D yog electro-galvanized steel kauj. Qhov no txhais tau hais tias DX51D yog coated nrog zinc los ntawm immersing nws nyob rau hauv ib da dej ntawm molten zinc, thaum DC51D yog coated nrog zinc los ntawm dhau ib tug hluav taws xob tam sim no los ntawm ib tug tov ntawm zinc ntsev.
Puas yog 513 D qib khoom siv?
IS 513 CR2 yog ib qho txias dov qis - carbon steel ntawv thiab sawb ua raws li Indian Standard specification. Qhov no yog muab los ntawm Bureau of Indian Standards (BIS). Nws yog ib qho zoo - steel zoo paub rau nws zoo heev formability, weldability, thiab nto tiav.
