PVDF焊接技术要求翻译? all welding seams shall be covered by cap strips on the product side,if applicable. otherwise the cap strips are to be welded onto the outside of the liner. the spark test must be performed prior to welding of the cap strips. hence all welding seams are to be backed with carbon fibre. all nozzles are to be extruded. 如果有可能的话,所有焊缝应该在产品侧盖面.否则,就在外面盖面.盖面之前要进行电火花测试,因此所有的焊缝都得要用碳纤维衬垫. 所有的管嘴都要突出来.查看更多