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Q420T-B

Favorite Datasheet

China YB Q420T-B 铁塔用热轧角钢 and Mechanical Properties, Chemical Element, Cross Reference.

Datasheet for: Metals: Q420T-B / Q420T-B
Category Grade Standard Region/Area Standard Content
Metals Q420T-B YB/T 4163 China 铁塔用热轧角钢

Chemical composition(mass fraction)(wt.%) of the Q420T-B

Element Min Max Similar
Ti 0.0100 0.2000 -
Nb 0.0050 0.0600 -
V 0.0200 0.1500 -
S - 0.0300 -
P - 0.0300 -
Mn - 1.7000 -
Si - 0.5500 -
C - 0.2000 -

Mechanical Properties of steel grade Q420T-B

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)
368 (≥) 399 (≥) 14 43 43 Solution and Aging, Annealing, Ausaging, Q+T,etc 441

Physical Properties of steel grade Q420T-B

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
42 - -     0.24 -  
597 255 - 33.3 443   -  
218 - 11 33.2   132 142

Heat Treatment of steel grade Q420T-B

Heat treated : 1682°C - 1929°C

Technological Curves of steel grade Q420T-B

Cross Reference Table (Equivalent Grade) of Q420T-B

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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