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A656 Type 8 Grade 50

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America ASTM A656Type8Grade50 具有改良可模锻性的高强度低合金热轧结构钢板 and Mechanical Properties, Chemical Element, Cross Reference.

Datasheet for: Metals: A656Type8Grade50 / A656 Type 8 Grade 50
Category Grade Standard Region/Area Standard Content
Metals A656 Type 8 Grade 50 ASTM A656/A656M America 具有改良可模锻性的高强度低合金热轧结构钢板

Chemical composition(mass fraction)(wt.%) of the A656 Type 8 Grade 50

Element Min Max Similar
C - 0.1800 -
Mn - 1.6500 -
P - 0.0250 -
S - 0.0300 -
Si - 0.6000 -
V - 0.1500 -
Ti - 0.1500 -
N - 0.0300 -
Nb - 0.1000 -
Nb+V+Ti 0.0080 0.2000 -
V - 0.1500 -
Ti - 0.1500 -
Si - 0.6000 -
S - 0.0350 -
P - 0.0250 -
Nb+V+Ti 0.0080 0.2000 -
Nb - 0.1000 -
N - 0.0300 -
Mn - 1.6500 -
C - 0.1800 -

Mechanical Properties of steel grade A656 Type 8 Grade 50

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)
828 (≥) 396 (≥) 42 23 41 Solution and Aging, Annealing, Ausaging, Q+T,etc 433

Physical Properties of steel grade A656 Type 8 Grade 50

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 - -     0.33 -  
383 549 - 31.3 133   -  
251 - 42 24.2   431 114

Heat Treatment of steel grade A656 Type 8 Grade 50

Heat treated : 1781°C - 1562°C

Technological Curves of steel grade A656 Type 8 Grade 50

Cross Reference Table (Equivalent Grade) of A656 Type 8 Grade 50

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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