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AMS AMS6305F 17-22A Details

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AMS6305F 17-22A Application:Steel, Heat-Resistant, Bars, Forgings, and Tubing 0.95Cr - 0.55Mo - 0.30V (0.40 - 0.50C) Vacuum Arc Remelted

Category Type Grade Designations
Grades Aviation and Aero Steel AMS6305F 17-22A USA - AMS , AM S6305-2012 - Steel, Heat-Resistant, Bars, Forgings, and Tubing 0.95Cr - 0.55Mo - 0.30V (0.40 - 0.50C) Vacuum Arc Remelted

Chemical composition(wt.%) of AMS6305F 17-22A grade: AM S6305-2012

Elements Min.(≥) Max.(≤)
C 0.40 0.50
Si 0.15 0.35
Mn 0.40 0.70
P - 0.015
S - 0.015
Cr 0.80 1.10
Mo 0.45 0.65
V 0.25 0.35
Ni - 0.25
Cu - 0.35
Lead - 0.001(10PPM)

Mechanical properties of grade AMS6305F 17-22A AM S6305-2012

Yield Strength,Rp 0.2(MPa)

Condition Min Max Similar Note
1000

Tensile Strength,Rm(MPa)

Condition Min Max Similar Note
1250

Impact,Kv/Ku(J)

Condition Min Max Similar Note

Elongation,A(%)

Condition Min Max Similar Note
15

Reduction of area,(%)

Condition Min Max Similar Note

Hardness

Condition Type Min Max Similar Note
HB 355

Steel, Heat-Resistant, Bars, Forgings, and Tubing 0.95Cr - 0.55Mo - 0.30V (0.40 - 0.50C) Vacuum Arc Remelted.

Melting Practice

Steel shall be multiple melted using consumable electrode vacuum practice (VAR) in the remelt cycle.

Macrostructure

Visual examination of transverse full cross-sections from bars, billets, tube rounds (solid, not hollow), and forging stock,

etched in hot hydrochloric acid in accordance with ASTM A 604, shall show no pipe or cracks. Porosity, segregation, inclusions, and other imperfections shall be no worse than the macrographs of ASTM A 604 shown in Table 2.

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Average Grain Size of Bars, Forgings and Tubing

Shall be ASTM No. 5 or finer, determined in accordance with ASTM E 112.





AMS6305F 17-22A - 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
AMS6305F 17-22A AMS USA
Steel, Heat-Resistant, Bars, Forgings, and Tubing 0.95Cr - 0.55Mo - 0.30V (0.40 - 0.50C) Vacuum Arc Remelted
AMS6305E 17-22A AMS USA
Steel, Heat-Resistant, Bars, Forgings, and Tubing 0.95Cr - 0.55Mo - 0.30V (0.40 - 0.50C) Vacuum Arc Remelted

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