08Cr2AlMo - NB /T 47008-2017

Grade	08Cr2AlMo
Corresponding Standard	NB /T 47008-2017 Carbon and Alloy Steel Forgings for Pressure Equipment
Classification	Alloy Steel

08Cr2AlMo Chemical Element Composition Content (%)

Component	C	Si	Mn	P	S	Cr	Ni	Cu	Mo	Al
Minimum Value	0.05	0.15	0.2	-	-	2	-	-	0.3	0.3
Maximum Value	0.1	0.4	0.5	0.025	0.015	2.5	0.3	0.3	0.4	0.7

08Cr2AlMo Mechanical Properties

thickness t mm	Heat Treatment or Condition	Tensile Strength σ_b Mpa	Yield Point σ_s Mpa	Elongation or Extension Rate δ %	Impact Energy Absorption KV2 J
t≤200	N + T (Tempering Temperature ≥680°C)	400~540	≥250	≥25	20°C ≥47
t≤200			≥225
			≥210
			≥195
			≥185
			≥175

08Cr2AlMo Corresponding Standards(Same grade name, different standards)

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