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T74002

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America UNS T74002 高速削切表面用铬钢固体焊条 and Mechanical Properties, Chemical Element, Cross Reference.

Datasheet for: Metals: T74002 / T74002
Category Grade Standard Region/Area Standard Content
Metals T74002 -- America 高速削切表面用铬钢固体焊条

Chemical composition(mass fraction)(wt.%) of the T74002

Element Min Max Similar
V - 0.3500 -
Si - 1.0000 -
Ni - 1.0000 -
Mo - 1.0000 -
Mn 0.5000 2.0000 -
Fe - - -
Cr 1.8000 3.8000 -
C 0.1000 0.3000 -

Mechanical Properties of steel grade T74002

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)
567 (≥) 864 (≥) 32 24 42 Solution and Aging, Annealing, Ausaging, Q+T,etc 134

Physical Properties of steel grade T74002

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 - -     0.34 -  
569 669 - 32.3 131   -  
748 - 34 34.2   313 341

Heat Treatment of steel grade T74002

Heat treated : 1771°C - 1293°C

Technological Curves of steel grade T74002

Cross Reference Table (Equivalent Grade) of T74002

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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