Fire Special Pump Material Requirements

1, The pump shell should be cast iron, cast steel, cast aluminum or cast copper and other casting alloys. Shafts shall be made of at least 2Cr13 stainless steel or equivalent corrosion resistant material; Or the shaft is made of carbon steel, but the shaft sleeve of corrosion-resistant material must be used in the packing box and the flow channel of the pump body.
2, Impeller, impeller sealing ring, shell sealing material, sleeve ring, packing ring, water seal ring, mechanical seal cover, packing sleeve, etc., should be made of corrosion resistant materials.