⊙Heat treatment technology of M2 s會區teel rolling whe錯輛el

2018-10-13

Made of M2 steel gr著煙inding wheel rolling wi相紅th 1200 ~ 1210 DEG C quenching a服裡nd 600 DEG C neutral s做舊alt classification into 260 們著to 280 DEG C nitrate isot河朋hermal 2.5h,

2018-10-13

The operator must inspect那離 and clean the machine, do the dail就路y maintenance work, and achieve th市子e neat, clean, lubrication 火暗and safety.
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