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0.9 — B4-70
- Propeller Series
- B4-70
- Advance Ratio J
- 0.9
- Kq (dimensionless)
- 0.02542
- Kt (dimensionless)
- 0.1352
- Blade Area Ratio (dimensionless)
- 0.7
- Num Blades (dimensionless)
- 4
- Open Water Efficiency (dimensionless)
- 0.7612
- Pitch Diameter Ratio (dimensionless)
- 1
- Standard
- Oosterveld & Van Oossanen (1975) Int.Shipbuild.Prog. Vol.22 No.251; Barnitsas Et al. (1981) Report 292
Source: Oosterveld & van Oossanen (1975) Int.Shipbuild.Prog. Vol.22 No.251; Barnitsas et al. (1981) Report 292