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SUS321FB

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SUS317LFB SUS321HFB
#SUS321FB

Description

Japan JIS SUS321FB austenitic special steel and SUS321FB Mechanical Properties, Chemical Element, Cross Reference, Datasheet.

Datasheet for: Steel Grades:Special Steel: SUS321FB
Category Type Steel Grade Standard Country Application
Steel GradesSpecial Steel SUS321FB JIS Japan austenitic special steel
SUS632J1-CPS
SUS302FB
SUS304FB
SUS304HFB
SUS304LFB
SUS310SFB
SUS316FB
SUS316HFB
SUS316LFB
SUS317LFB

Chemical composition(mass fraction)(wt.%) of the SUS321FB

C(％) Si(％) Mn(％) P(％) S(％) Cr(％) Ni(％) Ti(%)
Max 0.08 Max 1.00 Max 2.00 Max 0.045 Max 0.030 17.0-19.0 9.00-13.0 Mix 5×C％

Mechanical Properties of steel grade SUS321FB

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)
165 (≥) 192 (≥) 23 33 14 Solution and Aging, Annealing, Ausaging, Q+T,etc 412

Physical Properties of steel grade SUS321FB

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
13 - -     0.24 -  
171 939 - 11.3 342   -  
542 - 41 11.2   111 132

Heat Treatment of steel grade SUS321FB

Heat treated : 1967°C - 1994°C

Technological Curves of steel grade SUS321FB

Cross Reference Table (Equivalent Grade) of SUS321FB

Grade Standard Country Application
SUS321FB JIS Japan austenitic special steel
SUS317LFB SUS321HFB
Available Suppliers
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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