Stainless Steel Pipes for Nuclear Power Stainless Steel Industry Pipe LNG Stainless Steel Oil Gas Large Diameter Pipe Tube Industrial Stainless Steel Pipe Large Diameter Stainless Steel Pipe Nuclear power, as an economic, safe, stable, sustainable and clean energy, and thermal power, hydroelectric power together constitute three pillars of world power. Stainless steel welded pipes are mainly used for auxiliary exchanger, feed water heater tube, main pipe line and cooling water piping and so on.