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Q345FT F

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China GB Q345FTF 风力发电塔用结构钢板 and Mechanical Properties, Chemical Element, Cross Reference.

Datasheet for: Metals: Q345FTF / Q345FT F
Category Grade Standard Region/Area Standard Content
Metals Q345FT F GB/T 28410 China 风力发电塔用结构钢板

Chemical composition(mass fraction)(wt.%) of the Q345FT F

Element Min Max Similar
V - 0.1500 -
Ti - 0.0500 -
Si - 0.5000 -
S - 0.0150 -
P - 0.0250 -
Ni - 0.5000 -
Nb - 0.0600 -
N - 0.0120 -
Mo - 0.2000 -
Mn 1.0000 1.7000 -
Cu - 0.3000 -
Cr - 0.3000 -
CEV - 0.4500 -
C - 0.2000 -
Al 0.0150 - -

Mechanical Properties of steel grade Q345FT F

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)
935 (≥) 714 (≥) 12 23 24 Solution and Aging, Annealing, Ausaging, Q+T,etc 444

Physical Properties of steel grade Q345FT F

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
11 - -     0.32 -  
742 292 - 42.3 342   -  
387 - 42 41.2   311 313

Heat Treatment of steel grade Q345FT F

Heat treated : 1246°C - 1227°C

Technological Curves of steel grade Q345FT F

Cross Reference Table (Equivalent Grade) of Q345FT F

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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Jiangyou Longhai Special Steel Co.,Ltd.

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