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Class T70

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Italy UNI ClassT70 Cold rolled steel flat products. Tinplate and blackplate in sheet form and Mechanical Properties, Chemical Element, Cross Reference.

Datasheet for: Metals: ClassT70 / Class T70
Category Grade Standard Region/Area Standard Content
Metals Class T70 UNI 8368 Italy Cold rolled steel flat products. Tinplate and blackplate in sheet form

Chemical composition(mass fraction)(wt.%) of the Class T70

Element Min Max Similar
Si - 0.0200 -
S - 0.0500 -
P - 0.0200 -
Mn - 0.6000 -
Cu - 0.1500 -
C - 0.1300 -
Si - 0.0200 -
S - 0.0500 -
P - 0.0200 -
Mn - 0.6000 -
Cu - 0.1500 -
C - 0.1300 -

Mechanical Properties of steel grade Class T70

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)
672 (≥) 938 (≥) 32 33 34 Solution and Aging, Annealing, Ausaging, Q+T,etc 132

Physical Properties of steel grade Class T70

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
31 - -     0.13 -  
589 144 - 21.3 324   -  
152 - 23 23.2   343 422

Heat Treatment of steel grade Class T70

Heat treated : 1792°C - 1254°C

Technological Curves of steel grade Class T70

Cross Reference Table (Equivalent Grade) of Class T70

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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