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SA-299 Grade A

Favorite Datasheet
SA-29 Grade 94B30 SA-299 Grade B
#29-9

Description

USA AMS SA-299/SA-299M, SA-299 Grade A Specialsteel Pressure Vessel Plates, Carbon Steel, Manganese-Silicon and Mechanical Properties, Chemical Element, Cross Reference, Datasheet.

Datasheet for: Steel Grades:Specialsteel: SA-299 Grade A
Category Class Grade Type Standard Country Application
Steel GradesSpecialsteel SA-299 Grade A Precipitation-Hardening AMS USA Pressure Vessel Plates, Carbon Steel, Manganese-Silicon

Chemical composition(mass fraction)(wt.%) of the SA-299 Grade A

C Si Mn P S Ni Cr Al Cu Ti Fe N Mo
0.08 -0.15 ≤0.75 1.00 -2.00 ≤ ≥ ≤0.03 8.50 -10.50 27.00 -31.00 ≤ ≥ ≤0.50 ≤ ≥ ≤ ≥ ≤ ≥ ≤0.50

Mechanical Properties of steel grade SA-299 Grade 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)
569 (≥) 285 (≥) 41 23 21 Solution and Aging, Annealing, Ausaging, Q+T,etc 234

Physical Properties of steel grade SA-299 Grade 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
12 - -     0.43 -  
162 392 - 31.3 134   -  
845 - 24 12.2   132 121

Heat Treatment of steel grade SA-299 Grade A

Heat treated : 1113°C - 1265°C

Technological Curves of steel grade SA-299 Grade A

Cross Reference Table (Equivalent Grade) of SA-299 Grade A

Grade Standard Country Application
29-9

Relevant standard of SA-299 Grade A

SA-299/SA-299M Pressure Vessel Plates, Carbon Steel, Manganese-Silicon SA-299-SA-299M.pdf
SA-29 Grade 94B30 SA-299 Grade B
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