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Marage 300

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Marage 250 Marage 350
#Marage #300

Description

Marage 300 High Alloy and Mechanical Properties, Chemical Element, Cross Reference, Datasheet.

Datasheet for: Steel Grades:High Alloy: Marage 300
Category Type Steel Grade Standard Country Application
Steel GradesHigh Alloy Marage 300
LowExpansion 43-PH
M-22
M-152
M-252
M-308
M-813
MA 956
Magne Dur 20-4
Marage 200
Marage 250

Chemical composition(mass fraction)(wt.%) of the Marage 300

 

C
≤		 Si
≤		 Mn
≤		 P
≤		 S
≤		 Zr Ni
0.03 0.1 0.1     ... 18.5
Mo Al Cu Nb Ti V Ca
5 0.1     0.6   ...
N Co Pb B Other    
  9   ...      
             

Mechanical Properties of steel grade Marage 300

Yield
Rp0.2 (MPa)		 Tensile
Rm (MPa)		 Impact
KV/Ku (J)		 Elongation
A (%)		 Reduction in cross section on fracture
Z (%)		 As-Heat-Treated Condition Brinell hardness (HBW)
888 (≥) 315 (≥) 33 32 42 Solution and Aging, Annealing, Ausaging, Q+T,etc 113

Physical Properties of steel grade Marage 300

Temperature
(°C)		 Modulus of elasticity
(GPa)		 Mean coefficient of thermal expansion 10-6/(°C) between 20(°C) and Thermal conductivity
(W/m·°C)		 Specific thermal capacity
(J/kg·°C)		 Specific electrical resistivity
(Ω mm²/m)		 Density
(kg/dm³)		 Poisson’s coefficient, ν
13 - -     0.11 -  
422 672 - 13.3 141   -  
735 - 14 32.2   131 123

Heat Treatment of steel grade Marage 300

Heat treated : 1727°C - 1995°C

Technological Curves of steel grade Marage 300

Cross Reference Table (Equivalent Grade) of Marage 300

Grade Standard Country Application
UNS G10300 UNS USA General use carbon steel bar
S50300 SS USA Martensitic special steel
S42300 UNS USA Martensitic special steel
S42300 UNS USA Martensitic special steel
UNS S42300 UNS USA precipitation hardening
UNS S42300 UNS USA precipitation hardening
UNS S63005 UNS USA precipitation hardening
UNS S63007 UNS USA precipitation hardening
UNS S63008 UNS USA precipitation hardening
UNS S63009 UNS USA precipitation hardening
UNS J03000 ASTM USA
UNS J03001 UNS USA
UNS J93000 AISI USA
UNS J93005 AISI USA
UNS J93000 AISI USA
UNS J03002 AISI USA
UNS J03003 AISI USA
UNS J31300 AISI USA
411300 The Czech republic Structural steel
11300 The Czech republic Structural steel
Marage 250 Marage 350
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Jiangyou Longhai Special Steel Co.,Ltd.
Jiangyou Longhai Special Steel Co.,Ltd.

Our main peoducts of steel are many kinds of special steel, like tool steel, mould steel, alloy steel, alloy constructural steel, heat-resistant steel, high speed tool steel,spring steel and bearing steel , stainless steel and so on, which have formed 12 series and more than 350 varieties with n...

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