The following are details of our products 1J80:
Chemical composition
composition | C | P | S | Mn | Si |
≤ | |||||
Content(%) | 0.03 | 0.020 | 0.020 | 0.60~1.10 | 1.10~1.50 |
composition | Ni | Cr | Mo | Cu | Fe |
Content(%) | 79.0~81.5 | 2.60~3.00 | - | ≤0.2 | Bal |
Heat treatment system
shop sign | Annealing medium | heating temperature | Keep the temperature time/h | Cooling rate |
1j80 | Dry hydrogen or vacuum, pressure is not greater than 0.1 Pa | Along with the furnace heating up 1100~1150ºC | 3~6 | In 100 ~ 200 ºC / h speed cooling to 400~500 ºC, fast to 200 ºC draw a charge |