... where the liquid flows are made of the stainless steel,the pumps can be used under the more ... materials can be made by cast iron, stainless steel, cast steel, ductile iron, 316 /304stainless steel,complex stainless steel, Hastelloy alloy or titanium material ... Major application: Rebirth the compressed air The paper plasm, iron and steel, automobile, glasses, chemical industry) Getting rid of the ...