Based on DEFORM software, the forging process and predict the forging defect locations were simulated that provided a theoretical basis for the actual forging production.
同时利用DEFORM软件对锻造过程进行模拟研究，预测出锻件上的缺陷位置，为实际锻造生产提供理论依据。
It has been introduced that cracking defect of female die cushion of forging machine has been analysed and its preventive heat treatment technology.
介绍了锻压机垫板的热处理工艺改进措施，从而防止了其开裂缺陷，提高了使用寿命。
The results shows that the forging part has better filling die, even flash and has not fold defect.
改进后，所得终锻件各部位充填饱满、飞边分布均匀并且无明显折迭缺陷。
The defects of forging technology of upper head of 1200mm urea synthesis tower were analysized, and it was thought that the inter defect was loosen.
分析了尿素塔上封头体锻造工艺存在的缺陷，认为疏松是造成缺陷的原因。
The forming defect of the bend forging and the influence of blank and die shape parameters are studied. All of these provide theoretical basis for practice.
分析了弯曲成形中出现的主要缺陷，提出了毛坯形状和尺寸、模具参数对成形质量的影响规律，为实际生产提供了理论依据。
This method can realize net shape forging by optimizing preform die shape. Flashless final forging with complete die fill and without folding-over defect can be obtained.
该方法通过优化设计预成形模具形状，可实现精形终锻，得到无飞边、完全充满型腔和无折叠的终锻件。
It should be noted, the total length of the defect in this forging is 350 mm in length.
应该注意的是，锻件中的缺陷的总的长度为350mm。
It should be noted, the total length of the defect in this forging is 350 mm in length.
应该注意的是，锻件中的缺陷的总的长度为350mm。
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