Pe compound cavity water heater is made by imported automatic welding equipment and roll - plastic equipment . it realized cavity - weld and cavity - roll - molding Pe复合内胆热水器由国外引进的自动焊接设备和滚塑设备生产而成,实现了内胆焊接和内胆滚型。
Welding personnel - approval testing of welding operators for fusion welding and resistance weld setters for fully mechanized and automatic welding of metallic materials ; german version en 1418 : 1997 焊接操作人员.全机加工的和自动焊接金属材料的熔焊和
Welding personnel . approval testing of welding operators for fusion welding and resistance weld setters for fully mechanized and automatic welding of metallic materials 焊接操作人员.金属材料全机械化和自动焊接用熔焊和电阻焊调节器的焊接操作人员的合格考核
Welding personnel - approval testing of welding operators for fusion welding and resistance weld setters for fully mechanized and automatic welding of metallic materials 焊接操作人员.金属材料全机械化焊接和自动焊接用的熔焊和电阻焊定位器的焊接操作人员的批准试验
On this basis , a kind of symmetry bevel automatic welding equipment with vertical and horizontal tracking system is designed , which has met the production requirement well 在此基础上设计并研制了具有高度和横向跟踪的两侧对称斜角自动焊设备,较好地满足了生产需求。