19MnB4 1.5523 - NF EN 10269-1999

19MnB4 Chemical Element Composition Content (%)

Component	C	Si	Mn	P	S	B	Al
Minimum Value	0.17	-	0.8	-	-	0.0008	0.02
Maximum Value	0.24	0.4	1.15	0.035	0.035	0.005	-

19MnB4 Mechanical Properties

diameter d mm	Heat Treatment or Condition	Tensile Strength σ_b Mpa	Yield Point σ_s Mpa	Elongation or Extension Rate δ %	Reduction of Area ψ %	Impact Energy Absorption KV2 J
-*	+AC	≤520	-	-	≥64	-
d≤16**	+QT	800~950	≥640	≥14	≥52	≥40

19MnB4 Corresponding Standards(Same grade name, different standards)

Note: The data is for reference only! If you have any questions, please fill out "I want to correct it"!