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A791 Grade 18-2

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America ASTM A791Grade18-2 铝锌合金镀层钢绞线 and Mechanical Properties, Chemical Element, Cross Reference.

Datasheet for: Metals: A791Grade18-2 / A791 Grade 18-2
Category Grade Standard Region/Area Standard Content
Metals A791 Grade 18-2 ASTM A791/A791M America 铝锌合金镀层钢绞线

Chemical composition(mass fraction)(wt.%) of the A791 Grade 18-2

Element Min Max Similar

Mechanical Properties of steel grade A791 Grade 18-2

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)
323 (≥) 493 (≥) 43 21 21 Solution and Aging, Annealing, Ausaging, Q+T,etc 411

Physical Properties of steel grade A791 Grade 18-2

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
41 - -     0.43 -  
245 525 - 44.3 413   -  
224 - 34 22.2   312 122

Heat Treatment of steel grade A791 Grade 18-2

Heat treated : 1438°C - 1465°C

Technological Curves of steel grade A791 Grade 18-2

Cross Reference Table (Equivalent Grade) of A791 Grade 18-2

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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