cov yeeb nkab hlau

Tsim txhua yam phaj tooj liab txheem, raj tooj liab, tooj liab bar, tooj liab strip, raj tooj liab, phaj txhuas thiab kauj, thiab kev hloov kho tsis yog tus qauv. Lub tuam txhab muab 10 lab tons ntawm cov khoom siv tooj liab txhua xyoo puag ncig. Cov qauv khoom tseem ceeb yog: GB/T, GJB, ASTM, JIS thiab German tus qauv tooj liab cov ntaub ntawv: DINH59, HPB58-3, HPB59-1, H62, H65, H68, H70, H85, H90 tsis muaj txhuas tiv thaiv ib puag ncig tooj liab, manganese tooj dag, silicon tooj dag, txhuas tooj dag, tooj liab ntshiab T2, TU1, TU2, phosphorus deoxidized tooj liab TP2, H62, C36000, txhuas tooj dag 9-4 tin tooj dag 5-5-6-6-3 10-1 10-2 Zinc dawb tooj liab nickel dawb tooj liab silicon Bronze Qsi3-1 Qsi1-3 Chrome tooj dag Chrome zirconium tooj liab C18200 C18000 C18150 CuNi2Si Tin-phosphor Bronze QSn6.5-0.1QSn7-0.2C5191.