Bakin Karfe 321,321H

Alloy 321 (UNS S32100) titanium stabilized austenitic bakin karfe tare da mai kyau janar lalata juriya. Yana da kyakkyawan juriya ga lalatawar intergranular bayan bayyanar yanayin zafi a cikin kewayon hazo na chromium carbide na 800 – 1500°F (427 – 816°C). Alloy yana tsayayya da iskar shaka zuwa 1500°F (816°C) kuma yana da mafi girman ragi da kaddarorin karyewar damuwa fiye da alloys 304 da 304L. Hakanan yana da taurin ƙarancin zafin jiki mai kyau.

Alloy 321H (UNS S 32109) shine mafi girman nau'in carbon (0.04 - 0.10) na gami. An ƙirƙira shi don haɓaka juriya mai rarrafe kuma don ƙarin ƙarfi a yanayin zafi sama da 1000oF (537°C). A mafi yawan lokuta, abun cikin carbon na farantin yana ba da takaddun shaida biyu.

Alloy 321 ba za a iya taurare da zafi magani, kawai ta hanyar sanyi aiki. Ana iya walda shi cikin sauƙi da sarrafa shi ta daidaitattun ayyukan ƙirƙira kanti.

Aikace-aikace gama gari

• Aerospace - piston injin manifolds

• Gudanar da Sinadarai

• Fadada haɗin gwiwa

• Gudanar da Abinci - kayan aiki da ajiya

• Gyaran Man Fetur - sabis na polythionic acid

• Maganin Sharar gida - thermal oxidizers

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