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Material
ML20MnVB
Standard
GB T 6478-2001
Steels for cold heading and cold extruding
Standard
GB /T 6478-2015
Steels For Cold Heading And Cold Extruding
Standard
Q/BQB 517-2018
Wire rods for cold heading
Standard
GB /T 28906-2012
Hot rolled wire rod for cold heading
Standard
GB /T 5953.1-2009
Chemical Composition
(%)
Standard
Material Designation
Chemical Composition (%)
GB T 6478-2001
Steels for cold heading and cold extruding
ML20MnVB
(
A73204
)
Min
Max
GB /T 6478-2015
Steels For Cold Heading And Cold Extruding
ML20MnVB
(
A73204
)
Min
Max
Q/BQB 517-2018
Wire rods for cold heading
ML20MnVB
Min
Max
GB /T 28906-2012
Hot rolled wire rod for cold heading
ML20MnVB
(
A73204
)
Min
Max
GB /T 5953.1-2009
ML20MnVB
Min
Max
For Reference Only
