TB/T 1979 05CuPCrNi Weathering steel plate

05CuPCrNi Rolling Size:
Thickness: 1.2-150mm
Width: 1220-4200mm
Length: 5000-18000mm

Test: Ultrasonic examination, Normalized, Quenched and Tempered, Low temperature impacting test and Third party inspections by end user.

05CuPCiNi Chemical composition:

Grade	The Element Max (%)
05CuPCiNi	C	Si	Mn	P	S
	≤0.090	0.25-0.50	0.20-0.50	0.06-0.12	≤0.020
	Cr	Cu	Ni	RE
	0.30-1.25	0.25-0.50	0.12-0.65

Carbon Equivalent: Ceq = 【C+Mn/6+(Cr+Mo+V)/5+(Ni+Cu)/15】%

05CuPCiNi Mechanical Property:

Grade	Thickness	Yield	Tensile	Elongation	Delivery state
05CuPCiNi	mm	Min Mpa	Mpa	Min  %
	≤4	310	440	26	Cold rolling

TB/T 1979 05CuPCrNi Main application:
Weathering steel plates are used in welded bridges, high buildings and shipping container, and other outside steel structures in bad situation.