Treatment of metals and their alloys and mechanical, thermomechanical or chemical transformation of metal properties and characteristics, namely, metal treating, metal hardening services; metal tempering; metal surface finishing; welding; chromium plating; nickel plating; tin plating; galvanization; metal armor plating; swaging, namely, forging of metal goods to the order and specification of others; welding of metals; metal goods forging to the order and specification of others, pressing in ...

Treatment of metals and their alloys and mechanical, thermomechanical or chemical transformation of metal properties and characteristics, namely, treatment of metals, hardening of metals; metal tempering; metal surface finishing for others; welding; chromium plating; nickel plating; tin plating; galvanization; metal armor plating; shaping and assembly of metal components being assembly of products for others; welding of metals; metal goods forging to the order and specification of others, pre...