4000 series txhuas rods Cov txhuas rods sawv cev los ntawm 4A01 4000 series belongs rau series nrog ntau dua silicon ntsiab lus.Feem ntau cov ntsiab lus silicon nyob nruab nrab ntawm 4.5-6.0%.Nws belongs rau lub tsev cov ntaub ntawv, mechanical qhov chaw, forging cov ntaub ntawv, vuam cov ntaub ntawv;Tsawg melting point, zoo corrosion kuj, cov lus piav qhia ntawm cov khoom: Nws muaj cov yam ntxwv ntawm tshav kub tsis kam thiab hnav tsis kam.