Seeking advice on a pump shaft material

2012-07-18View Original

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In the bounty section, I am offering 30 wealth units to find the following materials; I hope fellow users can help. Purpose of these materials: to manufacture pump shafts, with urea as the working medium. Requirements: the mechanical properties and corrosion resistance of the materials must be at least on par with those of 3Cr13; detailed information about the materials is required. The following are the mechanical properties of 3Cr13: Tensile strength σb (MPa): after quenching and tempering, ≥735; Conditional yield strength σ0.2 (MPa): after quenching and tempering, ≥540; Elongation δ5 (%): after quenching and tempering, ≥12; Reduction of area ψ (%): after quenching and tempering, ≥40; Impact energy Akv (J): after quenching and tempering, ≥24; Hardness: after annealing, ≤235HB; after quenching and tempering, ≥217HB

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Seeking advice on a pump shaft material

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