... (for caterpillars) and related guiding plates,DN15,20,25,32,40,50,65,80,100,125,150,200,250,300m, one ... ). Thickness: 0.25~1.2mm 3). Speed: 0.8~2.0m/min 4). Accessories welding unit: Panasonic TIG150 (made in China ... , and India, Indonesia, South Africa, Vietnam and so on. Stainless steel tube welding machine