The stirrer with bigger shoulder contributes to the transformation of plasticity in the direction of weldthickness, it is easier for onion rings to expand in the weldthickness direction.
轴肩较大的搅拌头有利于塑性金属在焊缝厚度方向上的迁移，洋葱环更易于在厚度方向上扩张。
2
Applicable to all kinds of ingredients containing PVC leather material, the thickness of leather, belts, conveyor belt, treadmill belt fitting and the connection and weld.
适用于各种含PVC成份的皮料、厚度的皮革，皮带，输送带，跑步带的贴合和接驳和熔接。
3
Unless otherwise specified, all Pacific valves will be supplied with butt weld ends conforming to ANSI B16.25 either Fig. 2(b) or 3(b) depending on the nominal pipe wall thickness of the valve wall.