Ductile grey cast iron with increased elongation

PL249894B1Active Publication Date: 2026-07-13ODLEWNIA RAFAMET SPÓŁKA Z OGRANICZONĄ ODPOWIEDZIALNOŚCIĄ
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Patent Information

Application Number
PL2023443934
Authority / Receiving Office
PL · PL
Patent Type
Patents
Current Assignee / Owner
Filing Date
2023-03-01
Publication Date
2026-07-13
Estimated Expiration
2043-03-01
Patent Text Reader

Abstract

The subject of the application is ductile grey cast iron with increased elongation value, used in the economic sectors related to the machine industry, sheet metal stamping, energy, railways, etc. Grey cast iron GJS-700-4 containing by weight: 0.30 ÷ 0.50% Mn, 0.03 ÷ 0.08% Mg, < 0.05% Cr, < 0.01% V, is characterized in that it additionally contains by weight: 3.10 ÷ 3.45% C, 2.35 ÷ 2.75% Si, < 1.10% Ni, < 0.50% Mo, 0.40 ÷ 0.70% Cu. Grey cast iron GJS-600-6 containing by weight: 0.30 ÷ 0.50% Mn, 0.03 ÷ 0.08% Mg, < 0.05% Cr, < 0.01% V, < 0.05% Ni, < 0.01% Mo, is characterized by the fact that it additionally contains by weight: 3.10 ÷ 3.45% C, 2.35 ÷ 2.75% Si, 0.40 ÷ 0.70% Cu.
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Citation Information

Patent Citations

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