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Metals and Their Properties

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Questions and Answers

Katere lastnosti ima silicij (Si) v kovinah?

Trdnost, kaljivost, življenjska doba

Trdnost,kaljivost, odpornost proti koroziji

Krhkost, trda mesta v ulitku, nečistoča

Elastičnost, trdnost, kaljivost (correct)

Kateri element dodaja trdnost in odpornost proti udarcem kovinam?

Fosfor (P) (correct)

Mangan (Mn)

Kobalt (Co)

Volfram (W)

Kateri element je odpornejši proti koroziji in ima izločanje grafita pri sivi litini?

Krom (Cr)

Nikelj (Ni) (correct)

Mangan (Mn)

Silicij (Si)

Katere lastnosti ima Mangan (Mn) v kovinah?

Trdnost, kaljivost, odpornost proti udarcem Signup and view all the answers

Kateri element je značilen po trajni trdnosti, trdoti in žilavosti?

Vanadij (V) Signup and view all the answers

Kateri vrsti jekla pripadajo jekla z 12 – 18 % Cr in < 2 % Ni?

Martenzična jekla Signup and view all the answers

Kateri element je prisoten v večini navedenih jeklih?

Krom Signup and view all the answers

Katera lastnost je značilna za jekla z navedenimi sestavinami?

Visoka trdnost in žilavost Signup and view all the answers

Katera industrija uporablja jekla z navedenimi sestavinami?

Kemična in petrokemična industrija Signup and view all the answers

Katera skupina materiala je navedena v tabeli?

Skupina jeklih Signup and view all the answers

Katera normska skupina je navedena v tabeli?

SIST EN 10027-2 Signup and view all the answers

Katera lastnost je značilna za jekla z navedenimi sestavinami pri visokih temperaturah?