WR350L20 - AS /NZS 3678-2016 - H2ABC

中文版

Grade	WR350L20
Corresponding Standard	AS /NZS 3678-2016 Structural steel - Hot-rolled plates, floorplates and slabs
Classification	Alloy Steel

WR350L20 Chemical Element Composition Content (%)

	Component	C	Si	Mn	P	S	Cr	Ni	Cu	Mo	Ti	V	Nb	Al	More
板厚：t≤20	Minimum Value	-	0.15	-	-	-	0.35	-	0.15	-	-	-	-	-	Nb+V+Ti≤0.15
板厚：t≤20	Maximum Value	0.14	0.75	1.7	0.16	0.03	1.05	0.55	0.5	0.1	0.04	0.1	0.06	0.1	Nb+V+Ti≤0.15

	Component	C	Si	Mn	P	S	Cr	Ni	Cu	Mo	Ti	V	Nb	Al	More
板厚20<t≤80	Minimum Value	-	0.15	-	-	-	0.35	-	0.15	-	-	-	-	-
板厚20<t≤80	Maximum Value	0.14	0.75	1.7	0.04	0.03	1.05	0.55	0.5	0.1	0.04	0.1	0.06	0.1

WR350L20 Mechanical Properties

condition	Heat Treatment or Condition	Tensile Strength σ_b	Yield Point σ_s	Elongation or Extension Rate δ %
Plate and Bottom Plate (Floor Pattern Plate); t≤80	Hot Rolling	≥450	≥340	≥20
Plates and base plates (patterned plates for flooring); 80<t≤150	Hot Rolling	≥450		≥20

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