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161

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England B.S. 161 Specification for steels for fired and unfired pressure vessels: sections and bars and Mechanical Properties, Chemical Element, Cross Reference.

Datasheet for: Metals: 161 / 161
Category Grade Standard Region/Area Standard Content
Metals 161 BS 1502 England Specification for steels for fired and unfired pressure vessels: sections and bars

Chemical composition(mass fraction)(wt.%) of the 161

Element Min Max Similar
Si 0.1000 0.3500 -
S - 0.0400 -
P - 0.0400 -
Ni - 0.3000 -
Mo - 0.1000 -
Mn 0.6000 1.4000 -
Cu - 0.3000 -
Cr - 0.2500 -
C - 0.2500 -

Mechanical Properties of steel grade 161

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)
273 (≥) 327 (≥) 34 33 34 Solution and Aging, Annealing, Ausaging, Q+T,etc 233

Physical Properties of steel grade 161

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 - -     0.42 -  
772 467 - 33.3 344   -  
591 - 42 24.2   132 424

Heat Treatment of steel grade 161

Heat treated : 1923°C - 1682°C

Technological Curves of steel grade 161

Cross Reference Table (Equivalent Grade) of 161

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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