Essays about: "Nötningstester"

Found 2 essays containing the word Nötningstester.

  1. 1. Wear testing of high-alloy carbon steel used in mining tools

    University essay from KTH/Materialvetenskap

    Author : Sara Olsson; Linn Efsing; [2013]
    Keywords : Wear; Wear-testing methods; Adhesive wear; Abrasive wear; Nötning; Nötningstester; Adhesiv nötning; Abrasiv nötning;

    Abstract : Wear is a commonly occurring degradation mechanism for materials and components in the rock drilling industry. The wear can occur by either abrasion or adhesive wear. Further corrosion and presence of water or other lubricating fluids with or without particles may influence the behavior. READ MORE

  3. 2. Alternative materials for high-temperature and high-pressure valves

    University essay from Karlstads universitet/Fakulteten för teknik- och naturvetenskap

    Author : Linda Almström; Camilla Söderström; [2010]
    Keywords : tribology; wear; valve; adhesion; abrasion; coating;

    Abstract : AB SOMAS Ventiler manufactures valves for different applications. A valve of type DN VSSL 400, PN 100, used in high-temperature and high-pressure applications was investigated in this thesis. This type of valve is coated with high cobalt alloys to achieve the tribological properties needed for this severe condition. READ MORE