Upper Cov Menyuam
Cim npe nrov: sab nraud cov menyuam, tuam ntxhab
Khoom
Upper Cov Menyuam
Tom qab ua kom zoo, lub forging roller ntawm cov tub rog sab saum toj xav tau tag nrho cov cua sov, txau thiab quenching, cov tawv hardness HRC52-58. Yog li ntawd, sab hauv thiab sab nraud ntawm cov menyuam yaus muaj peev xwm ua haujlwm zoo dua thiab hnav tsis taus.
Tom ntej
Tsis muajXa kev nug