For construction use which carrying the film faced plywood.
Weight: 5kg per meter.
Bending moment: 5kN/m,
Shear force-min: 11.0kN,
Bending-max: 1/500
Live load (Bending stiffness) : 1. 5kN/㎡
Length: 1. 9m-5. 9m
Standard Size: 20cm (height) x8cm (width) x4cm (flange thickness) x27mm (web thickness)
Flange: Sawed-Pine or Spruce,
Web:birch or poplar in WBP glue and exterior used weather & water-proof coated by antiseptic & water-proof yellow painting.