Sökning: "pre-hardened mold steels"

Hittade 1 uppsats innehållade orden pre-hardened mold steels.

  1. 1. The effect of prior austenite grain size on the machinability of a pre-hardened mold steel. : Measurement of average grain size using experimental methods and empirical models.

    Master-uppsats, Avdelningen för maskin- och materialteknik

    Författare :Muhammad Aatif Irshad; [2011]
    Nyckelord :prior austenite grain size; machining; mold steels; pre-hardened mold steels; work hardening; retained austenite; metallography; tool steels; chemical etching; prior austenite grains; lath martensite; rough machining; finish machining; Metallographic specimen preparation; Austenite grain growth; cutting tool; cutting tool life; wear; Theoretical average chip thickness;

    Sammanfattning : The use of pre-hardened mold steels has increased appreciably over the years; more than 80% of the plastic mold steels are used in pre-hardened condition. These steels are delivered to the customer in finished state i.e. there is no need of any post treatment. LÄS MER