Be used for vacuum pressure hardening、tempering、annealing、vacuum solid solution、magnetic treatment and brazing.

Be used for vacuum pressure hardening、tempering、vacuum solid solution、magnetic treatment and brazing.

Be used for vacuum tempering and annealing.

Be used for vacuum oil quenching、tempering、annealing.

Be used for vacuum pressure hardening、tempering、vacuum solid solution、magnetic treatment、aging and brazing.

Be used for vacuum quenching、 tempering、annealing、vacuum solid solution and magnetic treatment.