• During ultrasonic testing heavy castings, the procedure must be severely prepared and controlled.

    超声波检测大型铸件时制定严格检测工艺加以控制

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  • The practice of using antimony to increase hardness of heavy castings and improve quality of complicated castings was introduced.

    介绍了在实际生产应用增加厚大铸件硬度以及提高复杂铸件铸造质量的情况。

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  • In accordance with proportional solidification principle and limited feeding method, a series of top riser size is recommended to heavy castings.

    本文根据均衡凝固原则有限补缩方法推荐了厚大铸铁件的冒口尺寸系列

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  • According to conventional sequence solidification principles, de-signing riser size of heavy castings by proportionally magnifying the heat center circle is wrong.

    传统顺序凝固原则,是比例放大方法确定厚大铸铁口,其中存在错误。

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  • The shrinkage cavity, depression, shrinkage porosity, scab and swell defects often took place with the heavy plate castings produced by adopting traditional foundry method.

    厚实铸件传统工艺生产,容易产生缩孔、缩、缩松、夹砂包等铸造缺陷

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  • A difficult foundry problem about the cast shaping of the small and deep holes in the heavy section steel castings can be solved by using the no bake sand. for making cores.

    用这种型砂制作型芯,解决厚大铸钢件内不易铸小径腔室成形难题

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  • Taking wheel hub as example, the investigation on the production process of heavy nodular iron castings used for wind turbine generator was introduced.

    轮毂,介绍对大型风力发电机球墨铸铁件生产工艺进行试验研究。

    youdao

  • By adopting the compound mold of die mold, furan resin sand and graphite sand, the heavy duty thin wall complex Al-alloy castings have been successfully produced.

    采用金属型、呋喃树脂石墨砂等复合铸型成功生产大型薄壁复杂铝合金铸件。

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  • A small apparatus used for simulating cooling environment of heavy section ductile iron castings was developed by authors themselves.

    自行研制模拟铸件冷却环境小型凝固装置

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  • The RE(Y)-Mg-Si-Fe nodularizer had been used to cast heavy sectioned high ductile nodular iron cooling wall castings.

    应用基重稀土镁复合化剂,铸造大断面韧性冷却,成功地获得了铸件中心部位铸态高性能。

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  • The defects that easy occurred in heavy section ductile iron castings as well as the prevention measures were reviewed.

    概述厚大断面球墨铸铁件产生几种缺陷及防止措施

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  • The paper is about how to obtain the densified structure of heavy-wall nodular iron castings under the condition of gravity foundry and to introduce the authors research in this area in detail.

    针对日益开始清晰壁球件凝固特性,提出了获得致密组织的较为系统的工艺设计思想;作者主持完成的典型生产实例验证了控制方法的有效性,基础上讨论了控制方法的拓展途径。

    youdao

  • The paper is about how to obtain the densified structure of heavy-wall nodular iron castings under the condition of gravity foundry and to introduce the authors research in this area in detail.

    针对日益开始清晰壁球件凝固特性,提出了获得致密组织的较为系统的工艺设计思想;作者主持完成的典型生产实例验证了控制方法的有效性,基础上讨论了控制方法的拓展途径。

    youdao

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