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US 2023/0416889 A1Published application
Austenitic Stainless Steel
AssigneeOutokumpu Oyj
InventorsRui Wu, Marie Louise Falkland
Life of this patent
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Abstract
Austenitic stainless steel with improved heat resistant and corrosion resistance, where the steel contains in weight % Carbon 0.03-0.20 Chromium 20.00-26.00 Nickel 10.00-22.00 Silicon 0.50-2.50 Maganese 0.50-2.00 Nitrogen 0.10-0.40 Sulphur <0.015 Phosphous <0.040 Rare earth metals, mainly cerium and lanthanum 0.00-0.10 and the rest being iron (Fe) and inevitable impurities.
Claims16
An austenitic stainless steel with improved heat resistant and corrosion resistance, wherein the steel contains in weight %
- Carbon 0.03-0.20
- Chromium 20.00-26.00
- Nickel 10.00-22.00
- Silicon 0.50-2.50
- Maganese 0.50-2.00
- Nitrogen 0.10-0.40
- Sulphur <0.015
- Phosphous <0.040
- Rare earth metals, mainly cerium and lanthanum 0.00-0.10
- and the rest being iron (Fe) and inevitable impurities.
7 more elements
(canceled)
Dependencies are inferred from the claim text.