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- The method to using spindle steel scrap as alloying additives to produce low-alloyed cast iron for some heavy section castings was investigated. 研究了利用废锭子钢作为合金元素添加料生产低合金铸铁的方法,并将该铸铁用于制造造纸机烘缸、真空泵叶轮、龙筋加工自动线床身等厚壁高强度铸件。
- Study on the Low Alloy Wear-resistant Steel for Heavy Section Casting 厚大件用低合金耐磨钢的研制
- heavy section casting 厚壁件,大型铸件
- Keywords yttrium-based heavy rare earth magnesium nodulizing alloys;heavy section castings;anti -graphite degeneration; 关键词钇基重稀土镁球化剂;厚大断面铸件;抗球化衰退;抗石墨畸变;
- Sloping twin-spar frame in thin wall box section cast aluminium, with reinforcement cross-ribbing. 坡双梁框架薄壁箱节铸铝，以加强跨罗纹。
- heavy section nodular iron casting 大断面球铁件
- In order to produce heavy sectioned ductile iron working table by non riser casting process,the mould with sand coated chill and graphite chill and clay cores are used. 为实现厚大断面大型球铁实体花盘无冒口铸造，采取挂砂冷铁与石墨冷铁组成的型芯强制冷却；
- Hollow,soild,tapered heavy section precision pieces, the section of them are round,rectangle,square. 产品说明 ： 空心，实心，多台阶大型轴类精锻件，截面形状可为圆形，方形，矩形等。
- The validity of the apparatus to the research on the solidification behavior of ductile iron with heavy section was verified. 验证了这一装置对于厚大断面球铁铸件研究的有效性。
- Abstract Furan resin sand is poor in collapsibility when it is used for Al alloy casting,specially for some large、thin section castings. 呋喃树脂砂用于铝合金铸造时，特别是对于一些大型、薄壁铝合金铸件，型芯的溃散性较差。
- In this paper, the effects of magnesium tablet, rare earth magnesium and mixed nodulizer on heavy section ductile iron are studied under the simulating test condition. 在模拟大断面球铁试验条件下，研究了低硅镁团块、稀土镁硅合金及混合球化剂对大断面球铁石墨形态的影响。
- The RE(Y)-Mg-Si-Fe nodularizer had been used to cast heavy sectioned high ductile nodular iron cooling wall castings. 应用钇基重稀土镁复合球化剂，铸造厚大断面高韧性球铁冷却壁，成功地获得了铸件中心部位铸态高性能。
- Foundry Method of A Press Bed Casting with Heavy Section 厚实床身的铸造工艺
- The mixed nodulizer can be applied for the key middle and small section casts of ductile iron. 可以在质量要求高的中小截面重要球铁铸件上应用。
- Body: Body is cast with heavy sections reinforced at points subjected to the greatest stress. Valves are available in both flanged and butt welding ends. All conform to ASME specifications. 阀体：阀体为铸件，在关键点上通过重型型钢加以强化，能够承受更大的应力。这些阀门都可配置法兰连接端口和对焊连接端口，都符合ASME标准。
- The metamorphous graphite in the section center of heavy section S.G. iron castings is superspheroidal graphite, and not the product of degeneration along the direction from shperoidal graphite to vermicular or flake graphite. 大断面铸件中心的变态石墨是过球化石墨，而不是球状石墨向蠕虫状石墨或片状石墨方向衰退的产物。
- DEVELOPING ON DIE HEAD CASTING OF DUCTILE IRON WITH HEAVY SECTION 厚壁球铁模头铸件的研制
- The ships cast anchor because of the heavy fog. 船因浓雾拋锚。
- He lugged a heavy handcart along. 他使劲拉走那笨重的手推车。
- He made manful efforts to move the heavy furniture. 他作出勇敢的努力搬动沉重的家具。
