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C45
Standard EN 10083-2-2006 Steels for quenching and tempering. Part 2:Technical delivery conditions for non alloy steels
Standard EN 10250-2-2000 pen die steel forgings for general engineering purposes - Part 2: Non-alloy quality and special steels
Standard EN 10277-2-2008 Bright steel products - Technical delivery conditions - Part 2: Steels for general engineering purposes
Standard Material Designation Chemical Composition (%)
GB /T 699-1999 45
(U 20452)
(45#)
C Si Mn P S Cu Ni Cr
Min 0.42 0.17 0.5 - - - - -
Max 0.5 0.37 0.8 0.035 0.035 0.25 0.3 0.25
ASTM A29M UNS-2012
Standard Specification for General Requirements for Steel Bars, Carbon and Alloy, Hot-Wrought
1045
(G10450)
(C1045)
C Si Mn P S Cu
Min 0.43 0.2 0.6 - - -
Max 0.5 0.4 0.9 0.04 0.05 0.2
GB T 6478-2001
Steels for cold heading and cold extruding
ML45
(U40452)
C Si Mn P S Cu Ni Cr
Min 0.42 - 0.3 - - - - -
Max 0.5 0.2 0.6 0.035 0.035 0.2 0.2 0.2
JIS G 3507-1-2005
Carbon steels for cold heading -- Part 1: Wire rods
SWRCH45K
C Si Mn P S Cu Ni Cr
Min 0.42 0.1 0.6 - - - - -
Max 0.48 0.35 0.9 0.03 0.035 0.3 0.2 0.2
ISO 4954-1993
Steels for cold heading and cold extruding second edition
CE45E4
(C6)
C Si Mn P S
Min 0.42 - 0.5 - -
Max 0.5 0.4 0.8 0.035 0.035
GB /T 3190-2008 1045
Fe Si Mn Cu Al Ti V Mg Zn
Min - - - - 98.89 - - - -
Max 0.45 0.3 0.05 0.1 99.45 0.03 0.05 0.05 0.05
EN 10083-2-2006
Steels for quenching and tempering. Part 2:Technical delivery conditions for non alloy steels
1.0503
(C45)
C Si Mn P S Ni Cr Mo
Min 0.42 - 0.5 - - - - -
Max 0.5 0.4 0.8 0.045 0.045 0.4 0.4 0.1
EN 10250-2-2000
pen die steel forgings for general engineering purposes - Part 2: Non-alloy quality and special steels
1.0503
(C45)
C Si Mn P S Ni Cr Mo
Min 0.42 - 0.5 - - - - -
Max 0.5 0.4 0.8 0.045 0.045 0.4 0.4 0.1
EN 10277-2-2008
Bright steel products - Technical delivery conditions - Part 2: Steels for general engineering purposes
1.0503
(C45)
C Si Mn P S Ni Cr Mo
Min 0.42 - 0.5 - - - - -
Max 0.5 0.4 0.8 0.045 0.045 0.4 0.4 0.1
GB /T 6478-2015 ML45
C Si Mn P S
Min 0.43 0.1 0.6 - -
Max 0.48 0.3 0.9 0.025 0.025
Cross Reference Table
GB
ML45
JIS
SWRCH45K
ISO
CE45E4
GB
45
EN
C45
ASTM
1045
For Reference Only