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CNS 305J1

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CNS 631 CNS 301-CPS
#305J1

Description

China CNS CNS 305J1 CNS standard precipitation hardening stainless steel and CNS 305J1 Mechanical Properties, Chemical Element, Cross Reference, Datasheet.

Datasheet for: Steel Grades:Special Alloy: CNS 305J1
Category Type Steel Grade Standard Country Application
Steel GradesSpecial Alloy CNS 305J1 CNS China CNS standard precipitation hardening stainless steel
CNS 420J1
CNS 420J2
CNS 420F
CNS 431
CNS 440A
CNS 440B
CNS 440C
CNS 440F
CNS 630
CNS 631

Chemical composition(mass fraction)(wt.%) of the CNS 305J1

C(％) Si(％) Mn(％) P(％) S(％) Cr(％) Ni(％) Al(%)
Max 0.08 Max 1.00 Max 2.00 Max 0.045 Max 0.030 16.50-19.00 11.0-13.5 0.75-1.50

Mechanical Properties of steel grade CNS 305J1

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)
728 (≥) 235 (≥) 44 22 21 Solution and Aging, Annealing, Ausaging, Q+T,etc 111

Physical Properties of steel grade CNS 305J1

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 - -     0.11 -  
325 665 - 13.3 341   -  
631 - 34 41.2   133 142

Heat Treatment of steel grade CNS 305J1

Heat treated : 1141°C - 1387°C

Technological Curves of steel grade CNS 305J1

Cross Reference Table (Equivalent Grade) of CNS 305J1

Grade Standard Country Application
SUS305J1 JIS Japan austenitic special steel
CNS 305J1 CNS China CNS standard precipitation hardening stainless steel
CNS 305J1 CNS China China Taiwan Stainless steel
CNS 631 CNS 301-CPS
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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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