Panel Dimensions Length and Width AS/NZS 2098

EWPAA / JAS-ANZ branded structural plywood is commonly available in two standard sizes.

(Length x Width)

2400 mm x 1200 mm

2700 mm x 1200 mm

Other panel lengths are available including 1800, 2100, and 2250. Panel widths of 900 mm are also

available from some manufacturers. Panel lengths may be intended to suit a particular end application.

For example, 2250 mm length plywood is manufactured as flooring to suit the standard floor joist spacing

of 450 mm. Flooring plywood is usually supplied with plastic tongue and grooved (T&G) edges. Plywood

bracing is available in panel lengths of 2440 and 2745 mm to allow for top and bottom plate coverage.

Non standard panel sizes and larger panel sizes in scarf jointed form are also available from some

manufacturers.

Thickness

A range of standard plywood panel thicknesses are available including 3, 4, 4.5, 6, 7, 9, 12, 15, 16, 17, 19,

20, 21, 25 and 28 mm and thicker. Thickness availability will vary between different manufacturers and it is

best to check the thickness, stress grade and panel sizes locally available before specifying the plywood.

Standard Tolerances

Standard dimensional tolerances, as specified in AS/NZS 2269 for structural plywood, and measured in

accordance with AS/NZS 2098 – Method of test for veneer and plywood, are:

Thickness:-

Sanded sheets up to and including 7.5 mm thick

+7%

Sanded sheets over 7.5 mm thick and up to 17.5 mm thick

+4%

Sanded sheets over 17.5 mm thick

+3%

Unsanded sheets – as per sanded sheet tolerances plus

an additional tolerance of +0.3 mm

Length and Width:

+1.5 mm

Squareness:

Difference in length of the diagonals within 0.2 % of the length of the longer diagonal

Straightness of edges:

Not to deviate from a straight line by more than 0.05% of length of edge.

Flatness:

Maximum distance between the underside of the sheet and a flat horizontal surface:

Unloaded sheets:

Sheets up to 7.5 mm thick

50 mm

Sheets over 7.5 mm thick

30 mm

Sheets up to 7.5 mm thick loaded with a 10kg weight 0 mm

Sheets over 7.5 mm thick loaded with a 15kg weight 0 mm

Moisture Content

Sheets up to 7.5 mm thick

10 – 15 %

Sheets exceeding 7.5 mm thick

8 – 15 %

Specification

Specifications for structural plywood should include the following information:

Specify

Example

Number of panels x length (mm) x width (mm) x thickness (mm)

30 sheets of 2400 x 1200 x 19 mm

Plywood type and Standard

Structural plywood to AS/NZS 2269

Stress grade and ID code

F14 (19-30-7)

Face and back grades and glue bond type

CD – A BOND

EWPAA / JAS-ANZ product certification stamp

EWPAA / JAS-ANZ Product Certified

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China blockboard Standards,GB standards,english version GB/T 5849-2016 PDF English. – Chinese Standard GB/T;GBT;GB

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