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Home Material GB T 6478-2001
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Grade ML10Al
China ISC U40108
Corresponding Standard GB T 6478-2001
Steels for cold heading and cold extruding
Classification Carbon Steel
ML10Al Chemical Element Composition Content (%)
Component C Si ® Mn P S Cr * Ni * Cu * Al ⓐ
Minimum Value 0.08 - 0.3 - - - - - 0.02
Maximum Value 0.13 0.1 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.
ML10Al 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
Steel Hot Rolling ≥490 ≥55
Steel Annealing ≤450 *
≥65
Sample diameter d=25 Heat Treatment 400~700 ≥250 ≥15 Hot Rolled Brinell Hardness HBS
≤137
1 Approximate Comparison Table Steel for Cold Heading and Cold Extrusion
China Japan United States International Organization for Standardization European Standard
GB ISC JIS ASTM ISO EN Numerical Grade
ML10Al U40108 SWRCH10A 1010 C10C C10C 1.0214
2 Approximate Comparison Table Steel for Cold Heading and Cold Extrusion
China Japan South Korea United States International Organization for Standardization Germany United Kingdom
GB JIS KS ASTM ISO DIN EN/DIN BS EN/BS
ML10Al SWRCH10A SWCH10A 1012 CC8A QSt36-3 0/2
3 Approximate Comparison Table Steel for Cold Heading and Cold Extrusion
China Japan United States International Organization for Standardization European Standard
YB GB JIS ASTM ISO EN
QML10Al ML10Al SWRCH10A 1010 C10C C10C
4 Approximate Comparison Table Steel for Cold Heading and Cold Extrusion
China Japan International Organization for Standardization European Standard
GB JIS ISO EN Numerical Grade
ML10Al SWRCH10A C10C C10C 1.0214
5 Approximate Comparison Table Steel for Cold Heading and Cold Extrusion
China Japan United States International Organization for Standardization European Standard
GB ISC JIS ASTM ISO EN
ML10Al U40108 SWRCH10A 1010 CC11A C10C
ML10Al Corresponding Standards(Same grade name, different standards)
1 GB T 6478-2001
ML10Al U40108
2 GB /T 6478-2015
ML10Al U40108
3 GB /T 28906-2012
ML10Al U40108
4 GB /T 5953.2-2009
ML10Al
5 GB /T 28906-2025
ML10Al U40108

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