Quenching and tempering of 40Cr lock body with mesh belt furnace
Mar. 01, 2022
Quenching and tempering of 40Cr lock body with mesh belt furnace
Product Name: 40Cr stainless steel lock body
Material: 40Cr stainless steel
Requirements: quenching and tempering 34-38hrc
Heat treatment equipment: jh802 + jh806 mesh belt furnace production line
Process: 30ml / min atmosphere protection for each route of methanol, 790 zone 2 zone 840 zone 3 zone 850 zone 4 zone 860 zone 5 zone 860 zone 6 zone 860 ℃, speed about 120 minutes (from furnace feeding to oil feeding time), 60-80 ℃ oil cooling, start stirring, after cleaning, 300 zone 2 Zone 450 zone 3 zone 500 zone 4 zone 500 ℃ tempering for 120 minutes.
1. Evenly lay the product on the mesh belt and heat it in the furnace
2. After oil quenching, lift the lifting mesh belt of oil tank
3. Measure the hardness after quenching
4. After cleaning, enter the tempering mesh belt furnace for tempering
5. Air cooling after tempering
6. Measure the hardness after tempering
