| Eigenschaft | Wert |
|---|---|
| Grade no. | |
| Grade name | |
| Format | rund |
| Thickness | - |
| Width | - |
| Surface quality | geschält/poliert |
| Heat treatment | vergütet spannungsarmgeglüht (+QT +SR) |
| Secondary melting process | - |
| Diameter | 32 |
Properties
13% Cr martensitic steel with good corrosion resistance against chlorine-free, moderately aggressive media (PREN≈13).
BGH 1.4021 / AISI 420 mod. is scale resistant up to 1100 °F. Material is suitable for high gloss polishing.
Delivery Condition
- quenched and tempered (+QT)
- quench., temp. and stress relieved (+QT +SR)
- annealed (+A) max. 220 HBW
Application Area
Components used in moderately corrosive environments with high demands on mechanical properties.
Typical Applications
- General mechanical engineering and apparatus engineering
- Chemical and petrochemical industry
- Hydraulic systems
- Surgical instruments
- Cutlery
- Decorative features and household
| Eigenschaft | Wert |
|---|---|
| Grade no. | |
| Grade name | |
| Format | rund |
| Thickness | - |
| Width | - |
| Diameter | 35 |
| Surface quality | geschält |
| Secondary melting process | - |
| Heat treatment | lösungsgeglüht u. 2x ausgehärtet (+A+P+P) |
Properties
1.4542 / 17-4 PH is a precipitation hardenable corrosion resistant martensitic steel with high yield strength, high wear resistance and corrosion resistance (PREN >15) under mild acidic conditions.
Even available as remelted variant (VAR or ESR) for highest homogeneity and cleanliness requirements.
Delivery Condition
- solution annealed (+AT)
- solution annealed, precipitation hard. (+P)
Application Area
High mechanical loads (stress and wear) at low and elevated temperatures in corrosive environment.
Typical Applications
- Nonwovens industry
- Technical textiles
- Chemical and petrochemical industry
- Aerospace
- Turbine blades
- Sensors and weighing technology
- Surgical instruments