Weathering steel plate is a kind of steel plate that can resist atmospheric corrosion. It belongs to the low alloy steel series and is between ordinary steel and stainless steel. Weathering steel plate is made by adding a small amount of corrosion-resistant elements (such as copper, nickel, etc.) to ordinary carbon dur . Mae ganddo briodweddau ffisegol rhagorol ac mae ganddo fanteision ymwrthedd tymheredd uchel, ymwrthedd crafiad, ymwrthedd blinder, ac ati . o ddur o ansawdd uchel .
Defnyddir plât dur hindreulio yn bennaf mewn prosiectau strwythur dur sy'n agored i'r awyrgylch am amser hir . Mae bellach hefyd yn cael ei ddefnyddio'n gyffredin mewn addurn wal cwrt, tirwedd cwrt, ac ati .
