1. los ntawm cov txheej txheem quench-tempering los lav zoo heev txhua yam khoom, siab zog thiab
superior hnav tsis kam rau khoov thiab tawg.
2. deg hardness HBN460 rau txo hnav thiab lub neej ntev, ntxiv tus nqi rau koj cov khoom ntxiv rau
koj lub lag luam los ntawm maximizing durability ntawm koj cov khoom.
3. tus qauv tsim, ua tib zoo tsim rau kev kho kom yooj yim grousering
hnyav loaded peev mus txog 50tons yam tsis muaj kev cuam tshuam kev ua haujlwm ntawm cov excavators
txhim khu kev qha zoo, kev ua haujlwm siab, kev pabcuam zoo.Our cov khoom, koj xaiv zoo tshaj.
