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STB 42

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Japan JIS STB42 锅炉和热交换器用碳钢管 and Mechanical Properties, Chemical Element, Cross Reference.

Datasheet for: Metals: STB42 / STB 42
Category Grade Standard Region/Area Standard Content
Metals STB 42 JIS G3461 Japan 锅炉和热交换器用碳钢管

Chemical composition(mass fraction)(wt.%) of the STB 42

Element Min Max Similar
Si 0.1000 0.3500 -
S - 0.0350 -
P - 0.0350 -
Mo 0.2000 0.5000 -
Mn 0.3000 0.8000 -
Cr 0.8000 1.3000 -
C 0.1000 0.2000 -
Si - 0.3500 -
S - 0.0350 -
P - 0.0350 -
Mn 0.3000 0.8000 -
C - 0.3200 -

Mechanical Properties of steel grade STB 42

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)
849 (≥) 892 (≥) 43 21 34 Solution and Aging, Annealing, Ausaging, Q+T,etc 132

Physical Properties of steel grade STB 42

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 - -     0.33 -  
274 748 - 11.3 142   -  
612 - 43 44.2   334 413

Heat Treatment of steel grade STB 42

Heat treated : 1794°C - 1698°C

Technological Curves of steel grade STB 42

Cross Reference Table (Equivalent Grade) of STB 42

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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