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A 955 S31803 Grade 420

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A 955 S31803 Grade 40 A 955 S31803 Grade 520
#2205 #S31803

Description

USA SAE A 955/A 955M (2012), A 955 S31803 Grade 420 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 420
Category Class Grade Type Standard Country Application
Steel GradesSpecialsteel A 955 S31803 Grade 420 Duplex steel SAE USA Deformed and Plain Stainless-Steel Bars for Concrete Reinforcement

Chemical composition(mass fraction)(wt.%) of the A 955 S31803 Grade 420

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 420

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)
931 (≥) 748 (≥) 44 24 34 Solution and Aging, Annealing, Ausaging, Q+T,etc 411

Physical Properties of steel grade A 955 S31803 Grade 420

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
23 - -     0.22 -  
412 748 - 21.3 333   -  
427 - 34 32.2   121 243

Heat Treatment of steel grade A 955 S31803 Grade 420

Heat treated : 1471°C - 1715°C

Technological Curves of steel grade A 955 S31803 Grade 420

Cross Reference Table (Equivalent Grade) of A 955 S31803 Grade 420

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

Relevant standard of A 955 S31803 Grade 420

A 955/A 955M (2012) Deformed and Plain Stainless-Steel Bars for Concrete Reinforcement A-955-A-955M-(2012).pdf
A 955 S31803 Grade 40 A 955 S31803 Grade 520
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