SPA-H weathering steel plate material properties

SPA-H weathering steel plate adopts the reasonable composition design of low carbon steel with Cu.PCr and Ni, excellent corrosion resistance of SPA-H weathering steel plate , and good dimensional accuracy, plate and type, surface quality and formability, which well meets the requirements of container steel.

SPA-H weathering steel plate chemical composition

Grdae	C	Si	Mn	P	S	Cu	Cr
SPA-H	≤0.12	0.25-0.75	≤0.60	0.07-0.15	≤0.035	0.25-0.55	0.30-1.25

SPA-H weathering steel plate mechanical properties

Grade	Thickness	Yield strength	Tensile strength	Elongation %
SPA-H	≤6 mm	≥355	≥490	≥22
SPA-H	>6 mm	≥355	≥490	≥15

SPA-H weathering steel plate adopts Japanese steel SPA-H, and the deviation of its chemical composition, mechanical properties and thickness and width requires the implementation of Japanese standard JIS G3125-2004 "high weather resistance rolled steel".