Common size specifications of U-shaped light steel keel
Date：2025-06-03 Visits：1022
Common sizes of U-shaped light steel keels are: 50mm×40mm, 75mm×40mm, 100mm×40mm, etc. The model number usually starts with U, followed by the width and height of the keel, such as U50×40, U75×40, U100×40, etc.