The 5-Second Trick For แผ่นพื้นเหล็ก
Most commonly interlocking composite metal flooring deck is applied in a number of industrial purposes.The metal deck gauge can be a device of measurement that refers to the thickness in the steel. The upper the gauge selection the thinner the steel. The reduce the gauge variety the thicker or heavier the steel is.สมาคมผู้ตรว