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SA-240 Type 29-4C

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A 959 Type 29-4C SA-803 29-4C
#29-4C

Description

USA AMS SA-240/SA-240M, SA-240 Type 29-4C Specialsteel Specification for Chromium and Chromium-Nickel Stainless Steel Plate, Sheet, and Strip for Pressure Vessels and for General Applications and Mechanical Properties, Chemical Element, Cross Reference, Datasheet.

Datasheet for: Steel Grades:Specialsteel: SA-240 Type 29-4C
Category Class Grade Type Standard Country Application
Steel GradesSpecialsteel SA-240 Type 29-4C Precipitation-Hardening AMS USA Specification for Chromium and Chromium-Nickel Stainless Steel Plate, Sheet, and Strip for Pressure Vessels and for General Applications

Chemical composition(mass fraction)(wt.%) of the SA-240 Type 29-4C

C Si Mn P S Ni Cr Al Cu Ti Fe N Mo
≤0.03 ≤1.00 ≤1.00 ≤0.04 ≤ ≥ ≤1.00 28.00 -30.00 ≤ ≥ ≤0.15 ≤ ≥ ≤ ≥ ≤0.045 3.60 -4.20

Mechanical Properties of steel grade SA-240 Type 29-4C

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)
717 (≥) 892 (≥) 31 31 32 Solution and Aging, Annealing, Ausaging, Q+T,etc 422

Physical Properties of steel grade SA-240 Type 29-4C

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 - -     0.12 -  
962 534 - 23.3 121   -  
227 - 34 32.2   121 343

Heat Treatment of steel grade SA-240 Type 29-4C

Heat treated : 1718°C - 1668°C

Technological Curves of steel grade SA-240 Type 29-4C

Cross Reference Table (Equivalent Grade) of SA-240 Type 29-4C

Grade Standard Country Application
29-4C
29-4C
29-4C(S44735)

Relevant standard of SA-240 Type 29-4C

SA-240/SA-240M Specification for Chromium and Chromium-Nickel Stainless Steel Plate, Sheet, and Strip for Pressure Vessels and for General Applications SA-240-SA-240M.pdf
A 959 Type 29-4C SA-803 29-4C
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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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