38CrMoAl - NB /T 47008-2017

Grade	38CrMoAl
Corresponding Standard	NB /T 47008-2017 Carbon and Alloy Steel Forgings for Pressure Equipment
Classification	Alloy Steel

38CrMoAl Chemical Element Composition Content (%)

Component	C	Si	Mn	P	S	Cr	Cu	Mo	Al
Minimum Value	0.35	0.2	0.3	-	-	1.35	-	0.15	0.7
Maximum Value	0.42	0.45	0.6	0.025	0.015	1.65	0.25	0.25	1.1

38CrMoAl Mechanical Properties

thickness t mm	Test Temperature	Heat Treatment or Condition	Tensile Strength σ_b Mpa	Yield Point σ_s Mpa	Elongation or Extension Rate δ %	Hardness HBW	Impact Energy Absorption KV2 J
t≤110	Room Temperature	N+T	835~1015	≥735	≥16	250~300	20°C ≥41

38CrMoAl Corresponding Standards(Same grade name, different standards)

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