焊前的准备及制定合理可靠的焊接工艺规范可以基本保证焊接质量。
The preparation before welding process and the building appropriate and reliable welding process regulation can guarantee the weld quality fundamentally.
而对于实心焊丝，在较大焊接工艺规范下，很容易出现焊缝表面的氧化起皱，焊缝成型不良。
Compared with cored wire, the solid wires have not so good welding usability showing oxidized and crinkled weld appearance as the welding parameters are greater.
最后，本课题通过焊后的外观检测、磁粉探伤焊、超声探伤和射线探伤证明了焊接工艺规范合理可行。
Finally, the welding procedure has been proved to be feasible by as-welded appearance checking, magnetic powder inspection, ultrasonic inspection and radiographic inspection.
对适用于青藏线机车车辆的Q345E钢的焊接性、焊接材料和焊接工艺进行了研究，对Q345E钢及其焊接接头进行了热处理试验，为Q345E钢焊接工艺规范的制定提供了依据。
The weld ability, weld material and weld process of the Q345E steel applied to the locomotive and rolling stock for Qingzang line are studied in this paper.
钢的焊接CCT图，是正确选择焊接材料、确定最佳焊接工艺、消除焊接裂纹、制订焊后热处理规范的重要依据。
Welding CCT diagrams of steels are the basic to select welding material, determine the optimum welding technology, relieve welding cracks and lay down standard of past heat treatment.
目前，国内在铁路架桥机钢结构的制造及焊接工艺方面，还没有专门的规范或规程。
At present, there is not special technological criterion or specification in China for manufacturing and welding steel structure of railway bridge girder erecting machine.
采用了高质量焊接材料和适当的焊接规范参数范围，焊接工艺评定试验结果完全满足产品制造技术条件要求；
High quality welding material and suitable welding parameters were used for the welding procedure qualification test results fully meeting the requirement of the product manufacturing specification.
因此在焊接过程中应该适当改变焊接工艺参数，调整焊接规范。
Therefore, during the welding process the welding parameters should be changed appropriately, and the welding conditions should be adjusted too.
对两组不同焊接规范下复合过渡接头的界面结合强度进行了对比，确定了合适的焊接工艺参数。
Interface bonding strength of clad transition joints welded in two different welding procedures is compared and a proper welding procedure is determined.
对两组不同焊接规范下复合过渡接头的界面结合强度进行了对比，确定了合适的焊接工艺参数。
Interface bonding strength of clad transition joints welded in two different welding procedures is compared and a proper welding procedure is determined.
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