Daim Ntawv Thov:

Cov hlau manganese siab hardfacing hlau, Haum rau hardfacing rauj taub hau, rauj phaj thiab lwm yam khoom cuam tshuam siab

Haum rau cov iav thoob hardfacing, cov tshuab mining thiab lwm yam khoom hnav

Haum rau kev ua kom tawv ntawm qhov chaw hnav, xws li iav, lub tshuab khawb av, cov tshuab khawb av thiab lwm yam.

Haum rau hardfacing nruam casting yob

Haum rau cov khoom siv hnav uas tiv taus cua sov