Die SALZBADSPEZIALISTEN preface plants and applications annealing hardening burnish non-ferrous metals Titan contact Hardening   harding/quench in air, warm bath, oil and water possible bath carburizing case hardening direct hardening double hardening parziell hardening – to temper austempering/to convent perlite stage/to convent blank hardness tempering malleablizing E-Mail: office@hb-bronschhofen.com        deutsche Version english version version française