I-Beams / H-Beams
Used in support of concrete framework
H-20 I Beam ( 80 x 200)
Lengths : 2.9/ 3.9/ 4.9/ 5.9m
Construction : Centre (web)Cottonwood plywood,
top and bottom(wings) Finland spruce wood.
Glue : Glue for layers in web is WBP and the glue which connects
web and wings is Urea-formaldehyde glue.