Q460ND - GB /T 1591-2018 - H2ABC

中文版

Grade	Q460ND
Corresponding Standard	GB /T 1591-2018 High strength low alloy structural steels
Classification	Alloy Steel

Q460ND Chemical Element Composition Content (%)

Component	C	Si	Mn	P ^①	S ^①	Cr	Ni	Cu	Mo	N	Ti ^②	V	Nb	Al ^③	More
Minimum Value	-	-	1	-	-	-	-	-	-	-	0.006	0.01	0.01	0.015	V+Nb+Ti≤0.22；Mo+Cr≤0.3
Maximum Value	0.2	0.6	1.7	0.03	0.025	0.3	0.8	0.4	0.1	0.025	0.05	0.2	0.05	-	V+Nb+Ti≤0.22；Mo+Cr≤0.3

Q460ND Mechanical Properties

condition	Test Temperature	Tensile Strength σ_b Mpa	Yield Point σ_s Mpa	Elongation or Extension Rate δ %	Impact Energy Absorption KV2 J
Long products and flat materials; t≤16		540~720	≥460	≥17
Long products and flat materials; 16<t≤40		540~720	≥440	≥17
Long products and flat materials; 40<t≤63		540~720	≥430	≥17
Long and flat products; 63<t≤80		540~720	≥410	≥17
Long and flat products; 80<t≤100		540~720	≥400	≥17
Long products and flat products; 100<t≤150		530~710	≥380	≥17
Long and flat products; 150<t≤200		530~710	≥370	≥17
Long and flat products; 200<t≤250		510~690	≥370	≥16
Long products and flat products; longitudinal					≥55
Long products and flat products; transverse					≥31
Long products and flat products; longitudinal					≥47
Long products and flat products; transverse					≥27
Long products and flat products; longitudinal					≥40
Long products and flat products; transverse					≥20
Long products and flat products; longitudinal					* ≥27

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