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STBA 25

Favorite Datasheet

Japan JIS STBA25 锅炉和热交换器用合金钢管 and Mechanical Properties, Chemical Element, Cross Reference.

Datasheet for: Metals: STBA25 / STBA 25
Category Grade Standard Region/Area Standard Content
Metals STBA 25 JIS G3462 Japan 锅炉和热交换器用合金钢管

Chemical composition(mass fraction)(wt.%) of the STBA 25

Element Min Max Similar

Mechanical Properties of steel grade STBA 25

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)
923 (≥) 246 (≥) 44 12 43 Solution and Aging, Annealing, Ausaging, Q+T,etc 434

Physical Properties of steel grade STBA 25

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 - -     0.34 -  
937 589 - 13.3 144   -  
689 - 13 11.2   322 231

Heat Treatment of steel grade STBA 25

Heat treated : 1178°C - 1228°C

Technological Curves of steel grade STBA 25

Cross Reference Table (Equivalent Grade) of STBA 25

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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