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Conversion Factors For Determining Submerged Weights of Materials.

Factor K for submerged Weight of materials
MATERIALS SPECIFIC GRAVITY FACTOR POUNDS PER CUBIC FT.
.
Lead 11.38 0.91 710
Copper 8.91 0.89 556
Monel Metal 8.91 0.89 556
Bronze 8.88 0.89 554
Nickel 8.61 0.88 537
Brass 8.56 0.88 534
Stainless Steel (Rolled) 8 0.88 500
Steel 7.85 0.88 490
Cast Iron 7.08 0.86 442
Aluminum 2.73 0.63 170
Glass 2.6 0.62 162
Ferrocement 2.4 0.58 150
Rubber 1.51 0.34 94
Fiberglass Laminate 1.5 0.33 94
Kevlar Laminate 1.3 0.24 81
Plexiglas/Lucite 1.2 0.17 75
A.B.S. 1.12 0.11 70
Teak 0.99 -0.01 62
Medium Density Polyethylene 0.94 -0.06 59
Oak (White) 0.85 -0.18 53
Oil (Diesel) 0.85 -0.18 53
Gasoline 0.73 -0.37 45
Oak (Red) 0.63 -0.56 39
Blandex/Particle Board 0.58 -0.7 36
Mahogany (Philippine) 0.58 -0.72 36
Mahogany (Honduras) 0.56 -0.78 35
Yellow Pine 0.55 -0.81 34
Fir Plywood 0.55 -0.81 34
Mahogany plywood 0.54 -0.83 34
Mahogany (African) 0.51 -0.96 32
Fir 0.51 -0.96 32
Cedar (Port Orford) 0.48 -1.08 30
Spruce 0.45 -1.22 28
Pine (White) 0.42 -1.38 26
Cedar(White) 0.33 -1.95 21
Cork 0.24 -3.17 15
Balsa 0.16 -5.24 10
FACTOR = (sp.gr.-1) sp.gr.
weight of fresh water, at 39F = 62.4 lbs./cu.ft. or 1000kg/cubic meter
specific gravity of fresh water, at 39F = 1.0
one gallon of fresh water = 0.134 cu.ft. or 231 cu. in.  One liter = 100 cu. Cm
one gallon of fresh water = 8.34 pounds One liter = 100 g
one cubic foot = 7.48 gallons  One Cubic meter = 100 liters
American Boat And Yacht Council Westlawn Institute Of Yacht Design Boat Design Net  Woodenboat Forum Wooden Boat Foundation
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