... high sanitary or sealing requirement, or equipped with complicated heat exchanger or pressure/temperature/weight sensor or various stirring/discharging ... Steel (CS with SS, Cupronickel, Aluminum Nickel Bronze, Aluminum brass, Titanium, Inconel and many more), SS (300 & 400 series), Duplex ... steel, Cupronickel, Monel , Inconel, Nickel & Nickel Alloys, Hastelloy, Titanium, Aluminum & Aluminum alloys.