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US 2016/0097112 A1Published application
Ni-Fe-Cr-Mo Alloy
AssigneeVDM Metals GmbH
InventorsHelena ALVES, Rainer BEHRENS
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Abstract
The invention relates to an alloy comprising (in mass %) Ni 33-35%, Cr 26-28%, Mo 6-7%, Cu 0.5-1.5%, Mn 1.0-4%, Si max. 0.1%, Al 0.01-0.3%, C max. 0.01%, N 0.1-0.25%, B 0.001-0.004%, SE>0 to 1%, and Fe remainder, including unavoidable impurities.
Claims12
A structural part comprising an alloy with (in mass %)
- Ni 33-35%
- Cr 26-28%
- Mo 6-7%
- Cu 0.5-1.5%
- Mn 1.0-4%
- Si max. 0.1%
- Al 0.01-0.3%
- C max. 0.01%
- N 0.1-0.25%
- B 0.001-0.004%
- RE >0 to 1%
- Fe remainder, including unavoidable impurities, wherein the structural part has an erosion rate of less than 0.20 mm/year in technical phosphoric acid with a chloride concentration up to 1000 ppm at 100° C.
9 more elements
A structural part comprising an alloy with (in mass %)
- Ni 33-35%
- Cr 26-28%
- Mo 6-7%
- Cu 0.5-1.5%
- Mn 1.0-4%
- Si max. 0.1%
- Al 0.01-0.3%
- C max. 0.01%
- N 0.1-0.25%
- B 0.001-0.004%
- RE >0 to 1%
- Fe remainder, including unavoidable impurities, wherein the structural part, under conditions according to ASTM G 28, Practice A, is resistant to intergranular corrosion and has an erosion rate of less than 0.5 mm/year.
9 more elements
Dependencies are inferred from the claim text.