Using WTB,masses of parts,production expense can be reduced and parts performance can be improved,and WTB increases the competitive advantages of steel comparing with light metal and polymer.

• 采用激光焊接钢板可以减轻零件质量,节约生产费用,改善零件性能,从而提高钢板材料与轻金属和高分子材料的竞争力。