Pipe Diameter: 21mm – 610mm Wall Thickness: 1 – 13mm Material: Carbon steels, alloy steels Cold Deformation Tee Forming Machine Tees are manufactured in accordance with numerous GOST standards. Tee dimensions depend on the forged die, which features high density and can withstand water pressure. We produce machines and dies according to your requirements. We select high-quality hydraulic cylinders capable of generating large thrust force.