Nuclear New Build
Goodwin Steel Castings are an experienced and trusted supply chain partner, supporting nuclear new build globally, delivering outstanding quality castings, with appropriate certification and supporting documentation. Our historical supply includes Sizewell B, as well as components for the UK’s nuclear reactor at Hinkley Point C.
We supply cast components for primary (class one) and secondary (class two) cooling loops, in which the component parts manufactured by Goodwin Steel Castings include valves, pumps, impellers and diffusers. We have also supplied critical duty class one structural components for civil and military facilities within the UK.
Goodwin Steel Castings maintains an independently accredited ISO 9001 Quality Management System that meets the requirements of ASME Section III, Division 1 – NCA-3820 (b) and NCA-3842. This allows customers to approve our facility which allows for the supply of castings to ASME or RCCM for nuclear facilities.
We hold customer approvals for the manufacture of high alloy steel and nickel alloy castings, including X-ray radiography, Dye Penetrant Inspection (DPI) and heat treatment processing for nuclear submarines.




