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Marage 250

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Marage 250 Marage 250
#Marage-250

Description

USA UNS SAE AMS 6520D (1995), Marage 250 Specialsteel Steel, Maraging, Sheet, Strip, and Plate 18Ni - 7.8Co - 4.9Mo - 0.40Ti - 0.10AI Consumable Electrode Melted, Solution Heat Treated and Mechanical Properties, Chemical Element, Cross Reference, Datasheet.

Datasheet for: Steel Grades:Specialsteel: Marage 250
Category Class Grade Type Standard Country Application
Steel GradesSpecialsteel Marage 250 Precipitation-Hardening UNS USA Steel, Maraging, Sheet, Strip, and Plate 18Ni - 7.8Co - 4.9Mo - 0.40Ti - 0.10AI Consumable Electrode Melted, Solution Heat Treated

Chemical composition(mass fraction)(wt.%) of the Marage 250

C Si Mn Ni Cr Al Cu Ti Fe Mo Co
≤0.03 ≤0.10 ≤0.10 ≤18.00 ≤ ≥ ≤0.10 ≤ ≥ ≤0.40 ≤ ≥ ≤5.00 ≤8.00

Mechanical Properties of steel grade Marage 250

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)
231 (≥) 261 (≥) 42 12 13 Solution and Aging, Annealing, Ausaging, Q+T,etc 411

Physical Properties of steel grade Marage 250

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
34 - -     0.42 -  
682 339 - 12.3 332   -  
233 - 33 41.2   213 412

Heat Treatment of steel grade Marage 250

Heat treated : 1461°C - 1177°C

Technological Curves of steel grade Marage 250

Relevant standard of Marage 250

SAE AMS 6520D (1995) Steel, Maraging, Sheet, Strip, and Plate 18Ni - 7.8Co - 4.9Mo - 0.40Ti - 0.10AI Consumable Electrode Melted, Solution Heat Treated SAE-AMS-6520D-(1995).pdf
Marage 250 Marage 250
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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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