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AMS C300,300,K93120,1.6358,1.6354 Details

AMS C300,300,K93120,1.6358,1.6354 Standard Download

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C300,300,K93120,1.6358,1.6354 Application:Maraging 300 is used for tooling, transmission shafts, autosport components and light aircraft landing

Category Type Grade Microstructure Designations
Grades Maraging steel C300,300,K93120,1.6358,1.6354 Martensite USA - AMS , ASTM A579 -
AMS 6514 -
SAE AMS 6514 -
AMS 6521 -
MIL S 46850 -
MIL S 13881 -

Chemical composition(wt.%) of C300,300,K93120,1.6358,1.6354 grade: ASTM A579

Elements Min.（≥） Max.（≤） Similar Remarks
C - 0.03
Si - 0.10
Mn - 0.10
P - 0.010
S - 0.010
Co 8.00 9.00
Ni 18.00 19.00
Mo 4.60 5.20
Ti 0.55 0.80
Al 0.05 0.15
Fe - Bal

Mechanical properties of grade C300,300,K93120,1.6358,1.6354 ASTM A579

Yield Strength,Rp 0.2(MPa)

Condition Min Max Similar Note
Solution Annealed 1500° F (816°C), 1hr, AC 120 Ksi
Solution Annealed Plus Aged 900 ° F (482°C), 3 hrs AC 280 Ksi

Tensile Strength,Rm(MPa)

Condition Min Max Similar Note
Solution Annealed 1500° F (816°C), 1hr, AC 150 KSI
Solution Annealed Plus Aged 900 ° F (482°C), 3 hrs AC 290 Ksi

Impact,Kv/Ku(J)

Condition Min Max Similar Note

Elongation,A(%)

Condition Min Max Similar Note
Solution Annealed 1500° F (816°C), 1hr, AC 16
Solution Annealed Plus Aged 900 ° F (482°C), 3 hrs AC 8

Reduction of area,(%)

Condition Min Max Similar Note
Solution Annealed 1500° F (816°C), 1hr, AC 70
Solution Annealed Plus Aged 900 ° F (482°C), 3 hrs AC 40

Hardness

Condition Type Min Max Similar Note
Solution Annealed 1500° F (816°C), 1hr, AC HRC 30
Solution Annealed Plus Aged 900 ° F (482°C), 3 hrs AC HRC 52

Maraging C300,300,K93120,1.6358,1.6354 is an age hardenable (maraging) iron nickel stainless steel. Maraging 300 has exceptional strength, toughness and is resistant to crack propagation.

C300,300,K93120,1.6358,1.6354 - Form of Supply

Product type Products Dimension Processes Deliver Status
Plates / Sheets Plates / Sheets 0.08-200mm(T)*W*L Forging, hot rolling and cold rolling Annealed, Solution and Aging, Q+T, ACID-WASHED, Shot Blasting
Steel Bar Round Bar, Flat Bar, Square Bar Φ8-1200mm*L Forging, hot rolling and cold rolling, Cast Black, Rough Turning, Shot Blasting,
Coil / Strip Steel Coil /Steel Strip 0.03-16.0x1200mm Cold-Rolled & Hot-Rolled Annealed, Solution and Aging, Q+T, ACID-WASHED, Shot Blasting
Pipes / Tubes Seamless Pipes/Tubes, Welded Pipes/Tubes OD:6-219mm x WT:0.5-20.0mm Hot extrusion, Cold Drawn, Welded Annealed, Solution and Aging, Q+T, ACID-WASHED

Cross Reference Table(Equivalent Grade)

Grade Standard Country Application
C300,300,K93120,1.6358,1.6354 AMS USA
Maraging 300 is used for tooling, transmission shafts, autosport components and light aircraft landing

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