Supplemental Fire Pump Set Data
Centrifugal fire pump set with Unit Certification per ABS Rules
For Building and Classing Steel Vessels SVR 4-6-1/7.3.1.
Fire Main:
3 inch suction
2？ inch discharge
Speed: 3500RPM
COS: Seawater at 1.03 SG, rated for 380 gpm at 290 FT Head.
Self-priming
Center suction
The following Table provides materials of construction:
Part Material
Casing and Pressure Containing
Parts
ASTM A 890 CD4MCuN
Impeller ASTM A 890 CD4MCuN
Casing Rings 17/4 pH
Shaft Sleeve Alloy 20
Motor Shaft Alloy 20
Remaining Rotor Parts Alloy 20
Mechanical Seal
Rotating Vs Stationary Parts
Seal Metal Parts
Elastomers
Tungsten Carbide Vs
Silicon Carbide
Alloy
20 Viton
Studs Nuts in Casing Alloy 20
Flush tubing and fittings Alloy 20
Baseplate Fabricated Stee