TB/T 1979 09CuPCrNi-B weather steel plate 09CuPCrNi-B weather resistant steel

TB/T 1979 09CUPCRNI-B weather steel plate refers to a low-alloy structural steel with a protective rust layer that resists atmospheric corrosion and can be used to manufacture steel structures such as vehicles, bridges, towers, and containers. Compared with ordinary carbon steel, TB/T 1979 09CUPCRNI-B weather steel plate has better corrosion resistance in the atmosphere.

TB/T 1979 09CUPCRNI-B weather steel plate chemcial composiiton

Grade	C	Si	Mn	P
TB/T 1979 09CUPCRNI-B	≤0.12	0.10-0.40	0.2-0.5	0.06-0.12
	S	Cr	Cu	Ni
	≤0.020	0.30-0.65	0.25-0.45	0.25-0.50

TB/T 1979 09CUPCRNI-B weather steel plate mechanical properties

Grade	Thickness mm	Yield strength min	Tensile strength min	Elongation % min
TB/T 1979 09CUPCRNI-B	4<	295 Mpa	431 Mpa	24
TB/T 1979 09CUPCRNI-B	≤4	265 Mpa	402 Mpa	27

TB/T 1979 09CUPCRNI-B weather steel plate rolling size

Thickness	1.2-150mm
Width	1220-4200mm
Length	5000-18000

TB/T 1979 09CUPCRNI-B weather steel plate is mainly used for atmospheric anti-corrosion purposes such as ship containers, steel bridges, ships and storage tanks.

TB/T 1979 09CUPCRNI-B weather steel plate is actually completely weather-resistant steel, which is made of alloying copper, nickel and chromium. The phosphorus contained in TB/T 1979 09CUPCRNI-B weather steel plate makes these materials very suitable for many applications.

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