Convert Board feet to Petrograd standards

Convert Board feet (bf) to Petrograd standards (Pet. std) instantly and accurately.

Board feet (bf)
Petrograd standards (Pet. std)

Conversion Formula

Pet. std = bf × 0.0005050505051

About Board feet

The board foot (bf) is the standard lumber-trade unit in the USA, Canada, and the Philippines: 1 ft × 1 ft × 1 in = 144 in³ = 0.002359737216 m³ (exact). Always calculated from nominal dimensions - a 1×6×8 ft board = 4 bf nominal, actual dressed volume is less. Hardwood lumber priced from ~$2/bf (common poplar) to $100+/bf (premium walnut). Log rules: Doyle (SE USA), Scribner (Pacific NW), International ΒΌ-inch (most accurate). 1 bf = 144 in³ = 0.00236 m³ ≈ 1/12 ft³.

About Petrograd standards

The Petrograd standard (St Petersburg standard) = 165 ft³ = 4.6723 m³, representing 120 pieces of dressed Baltic softwood 12 ft × 11 in × 1.5 in = 165 ft³ exactly. Dominated 18th-19th century Baltic-to-Britain sawn-timber export trade from St Petersburg, Riga, and Danzig. Replaced by m³ in UK trade during 1970s metrication. 1 Petrograd standard = 165 ft³ = 4.6723 m³ ≈ 1,980 bf.

Quick Reference Table

Board feet (bf)Petrograd standards (Pet. std)
1 bf0.000505051 Pet. std
2 bf0.0010101 Pet. std
5 bf0.00252525 Pet. std
10 bf0.00505051 Pet. std
25 bf0.0126263 Pet. std
50 bf0.0252525 Pet. std
100 bf0.0505051 Pet. std

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