Hardness Testing × Personality Traits: High safety awareness

2 jobs found.

Tempering Worker (Metal Heat Treatment)

A profession that applies heat treatments such as quenching, tempering, and annealing to metal parts, adjusting hardness and toughness to ensure and improve product quality.

Oil Quenching Worker (Metal Heat Treatment)

A manufacturing technical position that heats metal parts and then rapidly cools them in oil to achieve hardening and microstructure adjustment.