33B2 - ISO 4954-2018

Grade	33B2
Corresponding Standard	ISO 4954-2018 Steels for cold heading and cold extruding
Classification	Carbon Steel

33B2 Chemical Element Composition Content (%)

Component	C	Si	Mn	P	S	Cr	Cu	B
Minimum Value	0.3	-	0.6	-	-	-	-	0.0008
Maximum Value	0.35	0.3	0.9	0.025	0.025	0.3	0.25	0.005

33B2 Mechanical Properties

diameter d mm	Heat Treatment or Condition	Tensile Strength σ_b Mpa	Reduction of Area ψ %
5＜d≤40	+AC or +AC+PE	≤550	≥62
2＜d≤5	+AR+C+AC	≤540	≥64
10＜d≤40	+AR+C+AC	≤530	≥64
2＜d≤5	+AR+C+AC+LC	≤580	≥62
5＜d≤40	+AR+C+AC+LC	≤570	≥62
5＜d≤10	+AC+C	≤640	≥57
10＜d≤40	+AC+C	≤630	≥57

Approximate Comparison Table Steel for Cold Heading and Cold Extrusion

International Organization for Standardization	European Standard
ISO	EN	Numerical Grade
33B2	33B2	1.5514

33B2 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"!