... 4.small deformation. induction heating machine,heat treatment,heating equipment,heating furnace,heating.1. Heat shapingA, ... steel pipe stretch, elbow, iron wire, steel wire heating make pin, stainless steel products annealing, stretch, expanding. ... 3.Heat treatmentHardening, Annealing, Tempering for Surface, inner bore, local, integral of All kinds of hardware tools, motor-power, hydraulic ...