FIELD: metallurgy.
SUBSTANCE: invention relates to metallurgy, particularly, to nickel-based heat-resistant deformable alloys with low coefficient of linear expansion. Nickel-based heat-resistant wrought alloy containing, wt%: carbon 0.02–0.08, cobalt 18.0–25.0, iron 20.0–35.0, chrome 0.3–1.2, tungsten 0.05–2.0, molybdenum 0.05–2.0, tantalum 0.1–2.0, aluminum 0.1–1.0, titanium 1.5–2.7, niobium 4.0–6.0, boron 0.003–0.020, lanthanum up to 0.05, cerium to 0.05, magnesium to 0.05, scandium to 0.05, calcium to 0.05, barium to 0.05, yttrium to 0.05, nickel – the rest.
EFFECT: alloy is characterized by high values of heat resistance at temperature of 600 °C and manufacturability.
3 cl, 2 tbl, 4 ex
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Authors
Dates
2020-05-18—Published
2019-12-11—Filed