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CNS 321

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CNS 317J5L CNS 347
#CNS #321

Description

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

Datasheet for: Steel Grades:Special Steel: CNS 321
Category Type Steel Grade Standard Country Application
Steel GradesSpecial Steel CNS 321 CNS China China Taiwan Stainless steel
CNS 316J1
CNS 316J1L
CNS 317
CNS 317L
CNS 317LN
CNS 317J1
CNS 317J2
CNS 317J3L
CNS 317J4L
CNS 317J5L

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

C(％) Si(％) Mn(％) P(％) S(％) Cr(％) Ni(％) Ti(%)
Max 0.08 Max 1.00 Max 2.00 0.045 0.03 17.0-19.0 9.00-13.0 Min 5xC%

Mechanical Properties of steel grade CNS 321

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)
683 (≥) 276 (≥) 23 32 34 Solution and Aging, Annealing, Ausaging, Q+T,etc 212

Physical Properties of steel grade CNS 321

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
34 - -     0.14 -  
739 173 - 22.3 433   -  
928 - 11 11.2   341 311

Heat Treatment of steel grade CNS 321

Heat treated : 1176°C - 1523°C

Technological Curves of steel grade CNS 321

Cross Reference Table (Equivalent Grade) of CNS 321

Grade Standard Country Application
Z1CNS17-15 AFNOR France Stainless steel palte & Steel Strip
Z11CNS17-07Az AFNOR France Stainless Steel Plate & Steel Strip
Z15CNS25-20 AFNOR France Stainless Steel Plate & Steel Strip
Z17CNS20-12 AFNOR France Stainless Steel Plate & Steel Strip
Z2NCDU25-25-05Az AFNOR France Hot-Rolled stainless steel bar and wire rod (NF A 35-574 (1990))
Z1CNS17-15 AFNOR France Boiler & Pressure Vessel Plate (NF A 35-209(1992))
Z80CNS20-02 AFNOR France Steel Exhaust Valves
CNS 201 CNS China China Taiwan Stainless steel
CNS 202 CNS China China Taiwan Stainless steel
CNS 301 CNS China China Taiwan Stainless steel
CNS 302 CNS China China Taiwan Stainless steel
CNS 303 CNS China China Taiwan Stainless steel
CNS 303Se CNS China China Taiwan Stainless steel
CNS 304 CNS China China Taiwan Stainless steel
CNS 304L CNS China China Taiwan Stainless steel
CNS 304N1 CNS China China Taiwan Stainless steel
CNS 304N2 CNS China China Taiwan Stainless steel
CNS 304LN CNS China China Taiwan Stainless steel
CNS 305 CNS China China Taiwan Stainless steel
CNS 309S CNS China China Taiwan Stainless steel
CNS 317J5L CNS 347
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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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