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1J17

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1J16 1J18
#1J17

Description

China GBT 1J17 non-retentive alloy and 1J17 Mechanical Properties, Chemical Element, Cross Reference, Datasheet.

Datasheet for: Steel Grades:Special Alloy: 1J17
Category Type Steel Grade Standard Country Application
Steel GradesSpecial Alloy 1J17 GBT China non-retentive alloy
0Cr27Al7Mo2
Cr20Ni80
Cr30Ni70
Cr15Ni60
Cr20Ni35
Cr20Ni30
1J06
1J12
1J13
1J16

Chemical composition(mass fraction)(wt.%) of the 1J17

C(％) Si(％) Mn(％) P(％) S(％) Cr(％) Fe(%)
0.03 ≤0.20 ≤0.60 0.020 0.020 15.5-16.5 Bal

Mechanical Properties of steel grade 1J17

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)
287 (≥) 279 (≥) 24 13 31 Solution and Aging, Annealing, Ausaging, Q+T,etc 224

Physical Properties of steel grade 1J17

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 - -     0.22 -  
316 638 - 33.3 411   -  
668 - 32 34.2   443 143

Heat Treatment of steel grade 1J17

Heat treated : 1271°C - 1594°C

Technological Curves of steel grade 1J17

Cross Reference Table (Equivalent Grade) of 1J17

Grade Standard Country Application
1J17 GBT China non-retentive alloy
1J16 1J18
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Jiangyou Longhai Special Steel Co.,Ltd.
Jiangyou Longhai Special Steel Co.,Ltd.

Our main peoducts of steel are many kinds of special steel, like tool steel, mould steel, alloy steel, alloy constructural steel, heat-resistant steel, high speed tool steel,spring steel and bearing steel , stainless steel and so on, which have formed 12 series and more than 350 varieties with n...

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