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Material
ML40Cr
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
Standard
Q/ASB 234-2018
Standard
Q/OHAB 113-2020
Chemical Composition
(%)
Standard
Material Designation
Chemical Composition (%)
GB T 6478-2001
Steels for cold heading and cold extruding
ML40Cr
(
A20404
)
Min
Max
GB /T 6478-2015
Steels For Cold Heading And Cold Extruding
ML40Cr
(
U20404
)
Min
Max
Q/BQB 517-2018
Wire rods for cold heading
ML40Cr
Min
Max
GB /T 28906-2012
Hot rolled wire rod for cold heading
ML40Cr
(
A20404
)
Min
Max
Q/ASB 234-2018
ML40Cr
Min
Max
GB /T 5953.1-2009
ML40Cr
Min
Max
Q/OHAB 113-2020
ML40Cr
Min
Max
For Reference Only
