Grade 38B2
Corresponding Standard ISO 4954-2018
Steels for Cold Heading and Cold Extruding
Classification Carbon Steel
38B2 Chemical Element Composition Content (%)
Component C Si Mn P S Cr Cu B
Minimum Value 0.35 - 0.6 - - - - 0.0008
Maximum Value 0.4 0.3 0.9 0.025 0.025 0.3 0.25 0.005
38B2 Mechanical Properties
diameter
d
mm
Heat Treatment or Condition
Tensile Strength
σb
Mpa
Reduction of Area
ψ
%
5<d≤40 +AC or +AC+PE ≤570 ≥62
2<d≤5 +AR+C+AC ≤560 ≥64
5<d≤40 +AR+C+AC ≤550 ≥64
2<d≤5 +AR+C+AC+LC ≤600 ≥62
5<d≤40 +AR+C+AC+LC ≤590 ≥62
5<d≤10 +AC+C ≤660 ≥57
10<d≤40 +AC+C ≤650 ≥57
1 Approximate Comparison Table Steel for Cold Heading and Cold Extrusion
International Organization for Standardization European Standard
ISO EN Numerical Grade
38B2 38B2 1.5515
2 Approximate Comparison Table Cold Heading Steel
China United States International Organization for Standardization European Standard
GB ASTM ISO EN
ML38B 10B38 38B2 38B2
38B2 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"!