Superhigh strength steel AF1410 is a type of new aviation steel, which is good for resisting stress corrosion and is not difficult to weld.
AF 1410超高强度钢是一种抗应力腐蚀和焊接性能较好的新型航空材料。
It is difficult to weld the material in the production of coal mining equipment because the welding capability of this kind of material is no good.
而这种材料的焊接性能极差，给矿山设备的生产制造带来一定的困难。
For the T-fillet weld, there are high stress, difficult to weld, more defects and easy to be corroded in vertical oil tank, which is often neglected.
大型立式油罐t形角焊缝部位应力高，施工难度大，焊缝存在缺陷多，容易受到腐蚀，而且常被忽视。
It can join many materials reliably which are difficult to weld by using conventional fusion techniques. The process of FSW is simple with well applicability.
它可以对多种熔化焊接性差的有色金属等材料进行可靠的连接，而且连接工艺简单，有较好的工艺适应性。
Home builders may find aluminum fabrication challenging as it requires a TIG or MIG process and is more difficult to weld than CroMo or carbon steel using the same process.
住房建筑商可能会发现铝加工，因为它具有挑战性需要氩弧焊或米格进程，更难以超过CroMo或碳焊接钢使用相同的过程。
Since the carbon content of these steels is so high, parts made from high carbon steel are normally difficult to machine and weld.
由于碳在这类钢中的含量很高，用高碳钢制作的零件通常很难被加工和焊接。
The difficult technical problems are solved due to the structure design improvement, local structure and weld position changes.
通过对其结构进行设计改进，改变局部结构及焊缝位置，解决了多年来工艺方面的难题。
The difficult technical problems are solved due to the structure design improvement, local structure and weld position changes.
通过对其结构进行设计改进，改变局部结构及焊缝位置，解决了多年来工艺方面的难题。
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