HomeEngineeringQuenching is not necessary when hardening is done by 11514. Quenching is not necessary when hardening is done byBy Admin / September 8, 2025 case hardening flame hardening nitriding any one of these ✅ The correct answer is option C.
1. A fire tube boiler is limited to a maximum steam pressure of about __________ kg/cm². Leave a Comment / Basic Chemical Engineering MCQs, Chemical Engineering, Engineering / By Admin
2. Transformer cores are normally made from Leave a Comment / Basic Chemical Engineering MCQs, Chemical Engineering, Engineering / By Admin