Method of forming preforms for metal repairs
    23.
    发明授权
    Method of forming preforms for metal repairs 失效
    形成金属维修预成型件的方法

    公开(公告)号:US06612480B1

    公开(公告)日:2003-09-02

    申请号:US09717730

    申请日:2000-11-21

    Applicant: Kevin Rafferty

    Inventor: Kevin Rafferty

    CPC classification number: C23C26/02 B23K35/0233 B23K35/0244 C23C4/185

    Abstract: Preforms for use in base metal repair are formed by thermally spraying preferably a blend of a braze alloy and a high temperature alloy onto a separation sheet thereby forming a preform sheet. The separation sheet is removed from the preform sheet and the preform sheet is cut to form individual preforms which can be brazed directly onto a worn area of a high temperature alloy part such as a jet engine part.

    Abstract translation: 用于贱金属修复的预制件通过将钎焊合金和高温合金的共混物优选热喷涂到分离片上形成,从而形成预成型片。 将分离片从预成型片中取出,将预成型片切成单独的预制件,将其直接钎焊在高温合金部件如喷气发动机部件的磨损区域上。

    Drill resistant hard plate and method for manufacture thereof
    24.
    发明授权
    Drill resistant hard plate and method for manufacture thereof 失效
    耐磨硬板及其制造方法

    公开(公告)号:US5396041A

    公开(公告)日:1995-03-07

    申请号:US831220

    申请日:1992-02-07

    CPC classification number: B23K35/327 B23K35/0266 B23K9/04

    Abstract: A highly drill-resistant element, suitable for inclusion into the walls and/or doors of a security container to resist drilling to access the contents of the container is formed by welding onto a steel plate formed of REPUBLIC 100-AR (TM) steel a layer of Tube BORIUM.RTM. material by a known tungsten-inert-gas (TIG welding process). The REPUBLIC 100-AR (TM) steel has a chemical composition and is manufactured to inherently possess a very high yield strength and abrasion resistance. The Tube BORIUM.RTM. material, welded by the thick process, provides a very hard and drill-resistant layer comprising a heterogenous suspension of tungsten carbide particles of selected size in a steel matrix.

    Abstract translation: 通过焊接在由REPUBLIC 100-AR(TM)钢形成的钢板上形成适于包含在安全容器的壁和/或门中以抵抗钻孔以进入容器内容物的高度耐钻孔的元件 通过已知的钨惰性气体(TIG焊接工艺)的管BORIUM TM材料层。 REPUBLIC 100-AR(TM)钢具有化学成分,并且制造成固有地具有非常高的屈服强度和耐磨性。 通过厚工艺焊接的管BORIUM TM材料提供了非常坚硬和耐钻的层,其包含在钢基体中选择尺寸的碳化钨颗粒的异质悬浮液。

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