焊瓶咀机本专机主要用于液化气、空气压缩机钢瓶瓶咀的焊接，也可用于类似结构的回转体结构件端面环缝的自动焊接。NeckingWelderThisdeviceisexclusivelydesignedforweldingtheneck-ringtothecylindersofliquidizedoxygenandcompressedair.Italsocanbeapplicabletotheautomaticandcircularusingofthesimilarstructurewhichusingcylindershape.)