Examples are as follows: (a) a welding bend chain pitch of 66.27mm, measured minimum side bend Arc1 s 114.3mm, greater than 101.6mm, to meet the requirements of Table 1, then the other side of the minimum side bend can not be less than 114.3mm, the maximum side bend can not exceed: 114.3 x 1.5 x 171.45mm.<br>(b) A project chain pitch of 66.27mm, measured minimum twist Twist1 , 9.52mm, greater than 3.18mm, to meet the requirements of Table 2, then the other side of the minimum distortion can not be less than 9.52mm, the maximum distortion can not exceed: 9.52 x 1.5 x 14.28mm.
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