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GCrT-H70

Favorite Datasheet

China JB GCrT-H70 大型高铬铸铁热轧工作辊.技术条件 and Mechanical Properties, Chemical Element, Cross Reference.

Datasheet for: Metals: GCrT-H70 / GCrT-H70
Category Grade Standard Region/Area Standard Content
Metals GCrT-H70 JB/T 11023 China 大型高铬铸铁热轧工作辊.技术条件

Chemical composition(mass fraction)(wt.%) of the GCrT-H70

Element Min Max Similar
C 2.4000 3.0000 -
Si 0.4000 1.0000 -
Mn 0.6000 1.2000 -
Cr 12.0000 18.0000 -
Ni 0.6000 1.5000 -
Mo 0.4000 1.2000 -

Mechanical Properties of steel grade GCrT-H70

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)
921 (≥) 496 (≥) 13 12 12 Solution and Aging, Annealing, Ausaging, Q+T,etc 124

Physical Properties of steel grade GCrT-H70

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
44 - -     0.41 -  
391 518 - 42.3 222   -  
872 - 41 41.2   213 413

Heat Treatment of steel grade GCrT-H70

Heat treated : 1264°C - 1344°C

Technological Curves of steel grade GCrT-H70

Cross Reference Table (Equivalent Grade) of GCrT-H70

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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