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Home Material JIS G 4401-2006
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Grade SK120
Old Grade
Corresponding Standard JIS G 4401-2006
Brand/Supplier
Japan -> NSSC
Classification Tool Steel
SK120 Chemical Element Composition Content (%)
  Component C Si Mn P S
本标准 Minimum Value 1.15 0.1 0.1 - -
Maximum Value 1.25 0.35 0.5 0.03 0.03
1 Approximate Comparison Table Carbon Tool Steel
China Japan United States International Organization for Standardization European Standard
GB ISC JIS ASTM UNS ISO EN
T12 T00120 SK120 W1-11 1/2 T72301 C120U C120U
2 Approximate Comparison Table Non-Alloy Cold-Work Tool Steels
Japan International Organization for Standardization Germany European Standard
JIS ISO DIN EN/DIN W-Nr. EN Numerical Grade
SK120
(SK2) 		C120U C120U 1.1555 C120U 1.1555
3 Approximate Comparison Table Carbon Tool Steel
China Japan South Korea United States International Organization for Standardization Germany United Kingdom
GB JIS KS ASTM ISO DIN EN/DIN BS EN/BS
T12 SK120
(SK2) 		STC2 W1A-11 1/2 TC120 C125W2 BW1C
4 Approximate Comparison Table Carbon Tool Steel
China Japan United States International Organization for Standardization Germany France European Standard Russia United Kingdom
GB JIS ASTM ISO DIN EN/DIN NF EN/NF EN GOST BS EN/BS
T12 SK120 W1A-11 1/2 C120U C120U C120U C120U У12-1 C120U
5 Approximate Comparison Table Carbon Tool Steel 1
China Taiwan, China Japan South Korea United States International Organization for Standardization Germany France Russia Sweden United Kingdom
GB ISC CNS JIS KS ASTM UNS ISO DIN EN/DIN W-Nr. NF EN/NF GOST SS BS EN/BS
T12 T00120 SK2 SK120 STC3 W1A-11 1/2 T72301 C120U C125W2 1.1663 C120U
~C120E3U 		У12-1 1885 C120U
(BW1C)

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