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321TKA

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316TKC 347TKA
#321TKA

Description

China CNS 321TKA China Taiwan Stainless steel and 321TKA Mechanical Properties, Chemical Element, Cross Reference, Datasheet.

Datasheet for: Steel Grades:Special Steel: 321TKA
Category Type Steel Grade Standard Country Application
Steel GradesSpecial Steel 321TKA CNS China China Taiwan Stainless steel
CNS 631
301-CPS
304-CPS
420J2-CPS
631-CPS
632J1-CPS
304 TKA
304TKC
316TKA
316TKC

Chemical composition(mass fraction)(wt.%) of the 321TKA

C(％) Si(％) Mn(％) P(％) S(％) Cr(％) Ni(％) Ti(%)
Max 0.08 1.00 2.00 0.04 0.03 17.0-19.0 9.00-13.0 Min 5xC%

Mechanical Properties of steel grade 321TKA

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)
368 (≥) 152 (≥) 33 32 33 Solution and Aging, Annealing, Ausaging, Q+T,etc 233

Physical Properties of steel grade 321TKA

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
24 - -     0.33 -  
368 182 - 13.3 112   -  
941 - 13 34.2   413 242

Heat Treatment of steel grade 321TKA

Heat treated : 1339°C - 1289°C

Technological Curves of steel grade 321TKA

Cross Reference Table (Equivalent Grade) of 321TKA

Grade Standard Country Application
SUS321TKA JIS Japan ferritic stainless steel
STS321TKA KS Korea KS standard mechanical and structure with stainless steel pipe(KS D3536-1992)
321TKA CNS China China Taiwan Stainless steel
316TKC 347TKA
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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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