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Table 1 Summarising scheme of fragments and sample codes of P-47D Thunderbolt (P)

From: Corrosion of aircraft heritage: a comparison between modern and historic Duralumin alloys

Sample

Macroscopic image

Function

Description

P-1

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Fuselage skin + structure

Size (max): 230 mm × 100 mm

Weight: 114.04 g

P-1(p) plate thickness: 1.27 mm

P-1(s) stringer thickness: 2.57 mm

Rivets:

• Head diameter: 7 mm

• Shank diameter: 5 mm

• Spacing btw rivets: 33 mm

P-2

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Fuselage skin

Size (max): 150 mm × 64 mm

Weight: 13.42 g

P-2(p) plate thickness: 1.04 mm

Rivets:

• Head diameter: 8 mm

• Shank diameter: 6 mm

P-3

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Fuselage skin

Size (max): 100 mm × 60 mm

Weight: 22.21 g

P-3(p1) plate thickness: 1.0 mm

P-3(p2) plate thickness: 2.1 mm

Rivets:

• Head diameter: 7 mm

• Shank diameter: 5 mm

• Spacing btw rivets: 32 mm

• Spacing btw rows of rivets: 7 mm

  1. The white dashed lines indicate where the pieces were cut for metallographic analysis