- 规格:
- 齐全
- 价格:
- 合理
- 质量:
- 100%正品
The steel is a high-carbon, high-chromium martensitic stainless steel. After heat treatment (quenching and tempering), it has high hardness, high wear resistance and good corrosion resistance. High temperature hardness Also higher.
Chemical composition
According to the standard ~, the chemical composition (mass fraction) of the steel: ~.,.,.,3.~.,3.~.,.~.,.3,.3 .
Hot processing specifications
Steel ingot: heating temperature ~℃, starting temperature 3~℃, end temperature ℃, pit cooling.
Steel billet: heating temperature ~ ℃, starting temperature ~ 3 ℃, end temperature ℃, pit cooling.
Iso-temperature annealing specifications
Annealing temperature ~ ℃, insulation ~ furnace cooling to ℃, insulation ~ air cooling out of the furnace, hardness ~ B
Quenching and tempering temperature
Quenching temperature ~ ℃, Oil cooling, hardness, tempering temperature ~ ℃, heat preservation and tempering four times, hardness ~ 3.
Typical application examples
Suitable for making plastic molds that can withstand high load and high wear resistance under the action of corrosive media.