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FRICTION STIR WELDING TOOL MAKDE OF CEMENTED TUNGSTEN CARBIDE WITH NICKEL AND WITH A AL203 SURFACE COATING
FRICTION STIR WELDING TOOL MAKDE OF CEMENTED TUNGSTEN CARBIDE WITH NICKEL AND WITH A AL203 SURFACE COATING
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机译：镍和AL203表面涂层硬质合金制成的搅拌摩擦焊接工具
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摘要
The present invention relates to a friction stir welding tool (1) for welding of metallic plates and especially steel plates. The friction stir welding tool (1) is made of cemented carbide comprising WC grains in a binder phase and wherein said welding tool is at least partly coated with a surface coating comprising Al2O3.
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机译：本发明涉及一种用于搅拌金属板，尤其是钢板的摩擦搅拌焊接工具（1）。摩擦搅拌焊接工具（1）由包括处于粘结相中的WC晶粒的硬质合金制成，并且其中所述焊接工具至少部分地涂覆有包含Al 2 O 3的表面涂层。
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