Grade ML35
China ISC U40352
Corresponding Standard GB T 6478-2001
Steels for cold heading and cold extruding
Classification Carbon Steel
Density 7.85 g/cm3
ML35 Chemical Element Composition Content (%)
Component C Si Mn P S Cr * Ni * Cu *
Minimum Value 0.32 - 0.3 - - - - -
Maximum Value 0.39 0.2 0.6 0.035 0.035 0.2 0.2 0.2
①By agreement between the supplier and the purchaser, other grades of cold heading and cold extrusion steel may be supplied.
②Permissible deviations in the chemical composition of the steel shall comply with the relevant provisions of GB/T 222-1984.
ML35 Mechanical Properties
condition Heat Treatment or Condition
Tensile Strength
σb
Mpa
Yield Point
σs
Mpa
Elongation or Extension Rate
δ
%
Reduction of Area
ψ
%
Hardness
HBW
Sample diameter d=25 normalized AC3+30~50°C ≥530 ≥315 ≥20 ≥45 Hot Rolled Brinell Hardness HBS
≤187
Approximate Comparison Table Cold Heading Steel
China Taiwan, China Japan South Korea United States International Organization for Standardization Germany France Russia United Kingdom
GB ISC CNS JIS KS ASTM/AISI UNS ISO DIN EN/DIN W-Nr. NF EN/NF GOST BS EN/BS
ML35 U40352 SWRCH35K SWRCH35K SWRCH35K 1034 G10340 CE35E4
(C3)
Cq35
(C35C)
1.1172 XC38
FR36
35 1/2

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