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A242 Type 1

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America ASTM A242Type1 高强度低合金结构钢 and Mechanical Properties, Chemical Element, Cross Reference.

Datasheet for: Metals: A242Type1 / A242 Type 1
Category Grade Standard Region/Area Standard Content
Metals A242 Type 1 ASTM A242/A242M America 高强度低合金结构钢

Chemical composition(mass fraction)(wt.%) of the A242 Type 1

Element Min Max Similar
S - 0.0500 -
P - 0.1500 -
Mn - 1.0000 -
Cu - 0.2000 -
C - 0.1500 -

Mechanical Properties of steel grade A242 Type 1

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)
833 (≥) 562 (≥) 33 41 42 Solution and Aging, Annealing, Ausaging, Q+T,etc 223

Physical Properties of steel grade A242 Type 1

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
44 - -     0.42 -  
769 579 - 12.3 133   -  
282 - 32 12.2   222 233

Heat Treatment of steel grade A242 Type 1

Heat treated : 1948°C - 1293°C

Technological Curves of steel grade A242 Type 1

Cross Reference Table (Equivalent Grade) of A242 Type 1

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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