弯曲焊接钢管和镀锌焊接钢管时，应尽量将管子纵缝安置在应因弯曲引起变形最

弯曲焊接钢管和镀锌焊接钢管时，应尽量将管子纵缝安置在应因弯曲引起变形最小方位上，如图1所示，在弯立体弯头时，亦应适当考虑焊缝的位置。

結果 (中文) 2:

Bending welded steel pipe and galvanized pipe, pipe longitudinal seam should be placed in the stress caused by bending deformation minimum range, as shown in Figure 1, in the bend three-dimensional elbow, should also be appropriate to consider the position of weld.