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17-22-A

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17-22-A 17-22-A
#17-22-A

Description

USA UNS SAE AMS 6304L (2012), SAE AMS 6305F (2012), SAE J 467 (1968), 17-22-A Specialsteel Low-Alloy Steel, Heat-Resistant, Bars, Forgings, and Tubing 0.95Cr - 0.55Mo - 0.30V (0.40 - 0.50C) and Mechanical Properties, Chemical Element, Cross Reference, Datasheet.

Datasheet for: Steel Grades:Specialsteel: 17-22-A
Category Class Grade Type Standard Country Application
Steel GradesSpecialsteel 17-22-A Precipitation-Hardening UNS USA Low-Alloy Steel, Heat-Resistant, Bars, Forgings, and Tubing 0.95Cr - 0.55Mo - 0.30V (0.40 - 0.50C)

Chemical composition(mass fraction)(wt.%) of the 17-22-A

C Si Mn P S Ni Cr Al Cu Ti Fe V Mo
≤0.45 ≤0.65 ≤0.55 ≤ ≥ ≤ ≥ ≤ ≥ ≤12.50 ≤ ≥ ≤ ≥ ≤ ≥ remaining - ≥ ≤0.30 ≤0.55

Mechanical Properties of steel grade 17-22-A

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)
485 (≥) 668 (≥) 13 42 22 Solution and Aging, Annealing, Ausaging, Q+T,etc 311

Physical Properties of steel grade 17-22-A

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
32 - -     0.44 -  
552 284 - 22.3 431   -  
861 - 42 11.2   113 231

Heat Treatment of steel grade 17-22-A

Heat treated : 1423°C - 1631°C

Technological Curves of steel grade 17-22-A

Cross Reference Table (Equivalent Grade) of 17-22-A

Grade Standard Country Application
17-22-A
17-22-AS
17-22-AV

Relevant standard of 17-22-A

SAE AMS 6304L (2012) Low-Alloy Steel, Heat-Resistant, Bars, Forgings, and Tubing 0.95Cr - 0.55Mo - 0.30V (0.40 - 0.50C) SAE-AMS-6304L-(2012).pdf
SAE AMS 6305F (2012) Steel, Heat-Resistant, Bars, Forgings, and Tubing 0.95Cr - 0.55Mo - 0.30V (0.40 - 0.50C) Vacuum Arc Remelted SAE-AMS-6305F-(2012).pdf
SAE J 467 (1968) Special Purpose Alloys ("Superalloys") SAE-J-467-(1968).pdf
17-22-A 17-22-A
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Jiangyou Longhai Special Steel Co.,Ltd.

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