IS 2674:1988 is the Indian Standard (BIS) for battened plywood cases. This standard specifies the requirements for materials, construction, dimensions, and performance tests for various styles of battened plywood cases. It is intended to ensure the cases are suitable for the packing and transportation of a wide variety of goods.
battened plywood cases
| Parameter | IS Value | International | Source |
|---|---|---|---|
| Maximum Moisture Content of Battens | Shall not exceed 20% | Generally should not exceed 22% at time of manufacture | BS 1133-8:2011 |
| Minimum Plywood Thickness (for contents up to 50kg) | 4 mm (subject to case dimensions) | Generally 6 mm, but can vary based on panel size and cleat arrangement | ASTM D6251 / D6251M |
| Typical Batten/Cleat Size (for contents up to 100kg) | 19 x 40 mm or 22 x 45 mm | 3/4 in. x 1 5/8 in. (19 mm x 41 mm) for stronger wood groups | ASTM D6251 / D6251M |
| Maximum Nail Spacing (Plywood to Batten) | 150 mm | 4 inches (approx. 100 mm) for driving-side nails | ASTM D6251 / D6251M |
| Timber Specification Method | List of specified Indian timber species (e.g., Fir, Mango) | Classification into functional groups based on mechanical properties | ASTM D6251 / D6251M |
| Case Style Nomenclature | Numerical (e.g., Style 2, Style 6) | Alphabetical (e.g., Style A, Style B) | ASTM D6251 / D6251M |