This standard specifies the requirements for materials, dimensions, construction, workmanship, and finish for metal letter-rests used in offices. It aims to ensure product quality, durability, and stability for holding documents for reading or typing.
Metal letter-rests
Quick Reference Values
Minimum thickness of mild steel sheet0.80 mm
Typical angle of inclination of rest plate60 to 75 degrees
Minimum mass for stability1.0 kg
Practical Notes
The stability of the letter-rest is a key functional requirement; ensure the base is sufficiently wide and heavy.
The quality of the paint or plating finish is critical to prevent corrosion and ensure a long service life.
Verify that all edges are smooth and rounded to prevent user injury and damage to documents.