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TECHNICAL DATA
A705-74-880 Issue K
2.6 Materials of Construction
Pump casing SG Cast iron
Rotors SG Cast iron
Motor mounting flange SG Cast iron
Pressure relief valve (P.R.V) PFA Coated cast iron
Shafts Heat-treated carbon steel
Piston rings Heat-treated carbon steel
Drive gears Heat-treated carbon steel
Bearing housing Stainless steel
Shaft sleeves Stainless steel
Throwers Stainless steel
Valve body Stainless steel
Valve seat Stainless steel
Valve pad Stainless steel
Ancillary brackets Stainless steel
Coolant pipes and fittings Stainless steel
Shaft seals Stainless steel / PTFE
Skids Mild steel
Motor fan cowl Mild steel
Pump casing blanking plates Mild steel
Motor casing Aluminium alloy
Oil vent assembly in oil box Aluminium alloy
Coolant inlet strainer Brass
O-rings Viton
Oil vent filter in head plate Sintered polyethylene
Oil vent filter in oil box High-density polyethylene
Labels Lexan polycarbonate film
Interstage pressure relief valve bushes PEEK
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