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A182 F5 F9 FT11 F22 F91 SOCTE WELD FALTD SOTTings

A182 F91 F91 ya yi soundes sundes sundes sundes, flanges, ya fara zama da babils da wasu abubuwan haɗin zazzabi.

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Wadatacce

F91 is a kind of metamorphic steel formed by adding reinforcing elements V,Nb,N and so on on the basis of the original 9Cr-1Mo type steel. Galibi ana kiransu kamar yadda martaba suke tsayayya da karfe 10% a cikin ma'aunin Amurka azaman tsarin ferritic, don haka sunan a cikin daidaitaccen nau'in ferritic). Yana da kyakkyawan aiki a cikin zafin jiki na ɗakin, kyakkyawan yanki da creep kaddarorin da ke ƙasa 650¡æ da ƙananan wadataccen yanki mai sauƙi.

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