热冲压成形技术，是利用金属热塑性成形的原理，能够在成形的同时实现对板料的淬火热处理，提高材料的成形性能，大大扩展了高强度超高强度钢在汽车零件的应用范围。
... hot stamping; ultra-high strength steel; die quenching; tailored die quenching; spline formi[gap=23685]关键词：热冲压；超高强度钢；模具淬火；剪切模淬火；齿键成型；管成型；一次成型 ..
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图1所示为一热冲压平面结合模具的公模简图。
Figure 1 shows the male die of a hot extrusion planar combined die.
与板料冷冲压相比，板料的热冲压成形具有塑性好、成形极限高、易于成形等优点。
The material has better plasticity, higher forming limit and easier to shape in hot stamping than in cold stamping.
介绍在特殊夹层压力容器制造中对夹层壳体壁上进行开孔翻边热冲压成形的工艺技术。
This article describes a hot pressing formation technology to make flanged openings on special jacketed vessel shells.
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