BÖHLER T552
BÖHLER T552 is a premium aircraft-quality corrosion-resistant chromium-nickel-molydenum steel in the form of bars, wire, forgings and stock for forging.
These products have been used typically for parts such as compressor wheels and structural members requiring corrosion resistance and high strength up to 800°F (427 °C), but usage is not limited to such applications.
Available Product Shapes
Long Products: Presented data refer exclusively to long products. Please observe the detailed explanations at the end of the data sheet (pdf).
Melting Route
Airmelted + ESR
Material Numbers
- Market grade
- Jethete
- SEL
- 1.4939
- EN
- X12CrNiMo12
- UNS
- S64152
Standards
- AMS
- 5719
Chemical Composition
* Chemical Composition (Average %)
- C
- 0.08 to 0.15
- Si
- max. 0.35
- Mn
- 0.50 to 0.90
- P
- max. 0.025
- S
- max. 0.025
- Cr
- 11.00 to 12.50
- Mo
- 1.50 to 2.00
- Ni
- 2.00 to 3.00
- V
- 0.25 to 0.40
- Cu
- max. 0.50
- N
- 0.01 to 0.05