Chinese
Available 24/7 at contact@steel-grades.com
SGSG
Post Your Request Now
Toggle menu
Hello, Sign inMy Account

A 803 Grade 29-4-2

Favorite Datasheet
A 791 Grade 29-4-2 A 955 XM-29 Grade 420
#29-4-2

Description

USA SAE A 803/A 803M (2012), A 803 Grade 29-4-2 Specialsteel Welded Ferritic Stainless Steel Feedwater Heater Tubes and Mechanical Properties, Chemical Element, Cross Reference, Datasheet.

Datasheet for: Steel Grades:Specialsteel: A 803 Grade 29-4-2
Category Class Grade Type Standard Country Application
Steel GradesSpecialsteel A 803 Grade 29-4-2 Precipitation-Hardening SAE USA Welded Ferritic Stainless Steel Feedwater Heater Tubes

Chemical composition(mass fraction)(wt.%) of the A 803 Grade 29-4-2

C Si Mn P S Ni Cr Al Cu Ti Fe N Mo
≤0.01 ≤0.20 ≤0.30 ≤ ≥ ≤ ≥ 2.00 -2.50 28.00 -30.00 ≤ ≥ ≤0.15 ≤ ≥ ≤ ≥ ≤0.02 3.50 -4.20

Mechanical Properties of steel grade A 803 Grade 29-4-2

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)
671 (≥) 939 (≥) 21 31 11 Solution and Aging, Annealing, Ausaging, Q+T,etc 213

Physical Properties of steel grade A 803 Grade 29-4-2

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
34 - -     0.33 -  
978 221 - 24.3 141   -  
848 - 11 44.2   143 244

Heat Treatment of steel grade A 803 Grade 29-4-2

Heat treated : 1218°C - 1194°C

Technological Curves of steel grade A 803 Grade 29-4-2

Cross Reference Table (Equivalent Grade) of A 803 Grade 29-4-2

Grade Standard Country Application
29-4-2
29-4-2
29-4-2
29-4-2
29-4-2(S44800)

Relevant standard of A 803 Grade 29-4-2

A 803/A 803M (2012) Welded Ferritic Stainless Steel Feedwater Heater Tubes A-803-A-803M-(2012).pdf
A 791 Grade 29-4-2 A 955 XM-29 Grade 420
Available Suppliers
Jiangyou Longhai Special Steel Co.,Ltd.
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...

Rfq.: sales@longhaisteel.com
  • Do you supply this A 803 Grade 29-4-2?
  • List your company on S&G now? Join
  • Non-paying users only
Top