... , NICKELVAC® 625, HAYNES® 625 NICROFER® 6020 Alloy 625 is used for its high strength, excellent fabricability (including joining), High ... spray bars, bellows, turbine shroud rings, and combustion system transition liners, turbine seals, compressor vanes, and thrust- ... - reactor-core and control-rod components. Environmental control system - heat-exchanger tubing. Available Products and Specifications at ...