Stainless steel fastener screw thread surface chrome plating technology used for nuclear main pump

The invention discloses a stainless steel fastener screw thread surface chrome plating technology used for a nuclear main pump, which belongs to the surface treatment field in equipment manufacturing industry. According to the invention, the technology flows of setting chrome plating technological parameters, preparing a chrome plating bath liquid and producing chrome are carried out, so that a high quality requirement of the first order stainless steel fastener in a nuclear power station can be satisfied.