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B603 Class ⅡA

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America ASTM B603ClassⅡA 拉制或轧制铁铬铝合金电热元件 and Mechanical Properties, Chemical Element, Cross Reference.

Datasheet for: Metals: B603ClassⅡA / B603 Class ⅡA
Category Grade Standard Region/Area Standard Content
Metals B603 Class ⅡA ASTM B603 America 拉制或轧制铁铬铝合金电热元件

Chemical composition(mass fraction)(wt.%) of the B603 Class ⅡA

Element Min Max Similar

Mechanical Properties of steel grade B603 Class ⅡA

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)
352 (≥) 185 (≥) 22 43 31 Solution and Aging, Annealing, Ausaging, Q+T,etc 234

Physical Properties of steel grade B603 Class ⅡA

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
22 - -     0.13 -  
576 137 - 33.3 431   -  
581 - 43 23.2   412 112

Heat Treatment of steel grade B603 Class ⅡA

Heat treated : 1192°C - 1523°C

Technological Curves of steel grade B603 Class ⅡA

Cross Reference Table (Equivalent Grade) of B603 Class ⅡA

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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