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Home Material YB /T 5144-2006
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Grade ML20
Corresponding Standard YB /T 5144-2006
Carbon Structural Steel Wires for Bearing Cages
Classification Carbon Steel
ML20 Chemical Element Composition Content (%)
Component C Si Mn P S Cr Cu
Minimum Value 0.17 - - - - - -
Maximum Value 0.24 0.2 0.6 0.035 0.035 0.2 0.2
ML20 Mechanical Properties
Tensile Strength
σb
Mpa 		Elongation or Extension Rate
δ
%
590~735 ≥2
1 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
ML20 U40202 SWRCH20K SWRCH20K SWRCH20K 1020 G10200 CC21A
(A5Al) 		Cq22
(C22C) 		1.1152 XC18
FR20 		20пс 0/4
2 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
ML20 U40202 SWRCH20K 1020 CC21K C20C 1.0411
3 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
ML20 SWRCH20K SWCH20K 1020 CC21A Cp22 0/4
4 Approximate Comparison Table Steel for Cold Heading and Cold Extrusion
China Japan International Organization for Standardization
GB JIS ISO
ML20 SWRCH22K C20GC
5 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
QML20 ML20 SWRCH20K 1020 C20E2C C20E2C
6 Approximate Comparison Table Steel for Cold Heading and Cold Extrusion
China Japan United States International Organization for Standardization European Standard
GB JIS ASTM ISO EN
ML20 SWRCH20K 1020 C20E2C C20E2C
ML20 Corresponding Standards(Same grade name, different standards)
1 GB T 6478-2001
ML20 U40202
2 GB /T 6478-2015
ML20 U40202
3 GB /T 5953-1999
ML20
4 GB /T 28906-2012
ML20 U40202
5 YB /T 5144-2006
ML20
6 GB /T 5953.1-2009
ML20
7 GB /T 5953.2-2009
ML20
8 GB /T 28906-2025
ML20 U40202

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