TB/T 1979 09CuPCrNi-A Weathering steel

TB/T 1979 09CuPCrNi-A steel size:
Thickness: 2mm-450mm
Width: 1000mm-4200mm
Length: 3000mm-18000mm or Coil

TB/T 1979 09CuPCrNi-A steel plate is a kind of anticorrosive steel, we also called it weathering steel. As the weathering steel, 09CuPCrNi-A steel plate is widely used in bridge/trains/container which easily exposed to the air etc.

TB/T 1979 09CuPCrNi-A chemical composition:

C	Si	Mn	P	S	Cu	Ni	Cr
0.12	0.25-0.75	0.20-0.50	0.07-0.15	0.040	0.25-0.55	0.65	0.30-1.25

TB/T 1979 09CuPCrNi-A steel Mechanical Property:

Yield strength (Mpa) Min.	Tensile strength (Mpa) Min.	Elongation in ≥,%
343	480	22

TB/T 1979 09CuPCrNi-A weathering steel plate is most common used in China weathering steel industries, for high bridges built, shipping containers and other steel construction in bad situations. TB/T 1979 09CuPCrNi-A is totally the same as Corten A.