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A 42 Grado RA Ⅱ

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Spain UNE A42GradoRAⅡ Carbon and carbon-manganese steel plates for boiters and pressure purposes. Types and grades and Mechanical Properties, Chemical Element, Cross Reference.

Datasheet for: Metals: A42GradoRAⅡ / A 42 Grado RA Ⅱ
Category Grade Standard Region/Area Standard Content
Metals A 42 Grado RA Ⅱ UNE 36087-1 Spain Carbon and carbon-manganese steel plates for boiters and pressure purposes. Types and grades

Chemical composition(mass fraction)(wt.%) of the A 42 Grado RA Ⅱ

Element Min Max Similar
Si - 0.4000 -
S - 0.0400 -
P - 0.0450 -
Mn 0.4000 1.4000 -
C - 0.2300 -
Al 0.0150 - -

Mechanical Properties of steel grade A 42 Grado RA Ⅱ

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)
831 (≥) 329 (≥) 11 33 14 Solution and Aging, Annealing, Ausaging, Q+T,etc 212

Physical Properties of steel grade A 42 Grado RA Ⅱ

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 - -     0.24 -  
366 383 - 32.3 224   -  
887 - 33 34.2   324 221

Heat Treatment of steel grade A 42 Grado RA Ⅱ

Heat treated : 1419°C - 1584°C

Technological Curves of steel grade A 42 Grado RA Ⅱ

Cross Reference Table (Equivalent Grade) of A 42 Grado RA Ⅱ

Grade Standard Country Application
ASTM 5140
AISI 201
AISI 202
1.2767
17-4PH
AISI 1052
AISI 416Se
AISI 1330
AISI 205 Stainless Steel
AISI A10
AISI A2
AISI A3
AISI A4
1.0036
1.0037
SAE J403
UNS G10100
AMS 4924
ASTM A36
Electrode 100S-1
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Jiangyou Longhai Special Steel Co.,Ltd.

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