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A 955 S31803 Grade 280

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A 949 S31803 A 955 S31803 Grade 40
#2205 #S31803

Description

USA SAE A 955/A 955M (2011), A 955 S31803 Grade 280 Specialsteel Deformed and Plain Stainless-Steel Bars for Concrete Reinforcement and Mechanical Properties, Chemical Element, Cross Reference, Datasheet.

Datasheet for: Steel Grades:Specialsteel: A 955 S31803 Grade 280
Category Class Grade Type Standard Country Application
Steel GradesSpecialsteel A 955 S31803 Grade 280 Duplex steel SAE USA Deformed and Plain Stainless-Steel Bars for Concrete Reinforcement

Chemical composition(mass fraction)(wt.%) of the A 955 S31803 Grade 280

C Mn Si P S Cr Ni Mo N
≤0.03 ≤2.00 ≤1.00 ≤0.03 ≤0.02 21.00 -23.00 4.50 -6.50 2.50 -3.50 0.08 -0.20

Mechanical Properties of steel grade A 955 S31803 Grade 280

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)
663 (≥) 641 (≥) 43 11 33 Solution and Aging, Annealing, Ausaging, Q+T,etc 243

Physical Properties of steel grade A 955 S31803 Grade 280

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
11 - -     0.12 -  
171 886 - 22.3 131   -  
447 - 31 14.2   422 231

Heat Treatment of steel grade A 955 S31803 Grade 280

Heat treated : 1995°C - 1699°C

Technological Curves of steel grade A 955 S31803 Grade 280

Cross Reference Table (Equivalent Grade) of A 955 S31803 Grade 280

Grade Standard Country Application
2205
S32205
2205(C)
S32205
2205
2205(S31803)
2205
S31803
S31803
S31803

Relevant standard of A 955 S31803 Grade 280

A 955/A 955M (2011) Deformed and Plain Stainless-Steel Bars for Concrete Reinforcement A-955-A-955M-(2011).pdf
A 949 S31803 A 955 S31803 Grade 40
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