CNS CNS 321

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CNS 321 Profile
CNS 321 Chemical composition
CNS 321 Mechanical Properties
CNS 321 Physical Properties
CNS 321 Heat treatment
CNS 321 Size Availability
CNS 321 Relevant products

Profile

This page is mainly introduced the CNS 321 chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of CNS 321,such as it is commonly used in bars, sheet,plates, steel coils, steel pipes,forged and other materials application.
CNS 321

Steel Garde:CNS 321
Type:Special Alloy
Country:China
Standard:CNS
Application:China Taiwan Stainless steel

Relevant products:

S32168/321/S32100/1-4541 Tube

S32169/321H/S32109/1-4940 Tube

Cross Reference Table(Equivalent Materials):

Material	Standard	Country
Z1CNS17-15	AFNOR	France
Z11CNS17-07Az	AFNOR	France
Z15CNS25-20	AFNOR	France
Z17CNS20-12	AFNOR	France
Z2NCDU25-25-05Az	AFNOR	France
Z1CNS17-15	AFNOR	France
Z80CNS20-02	AFNOR	France
CNS 201	CNS	China
CNS 202	CNS	China
CNS 301	CNS	China
CNS 302	CNS	China
CNS 303	CNS	China
CNS 303Se	CNS	China
CNS 304	CNS	China
CNS 304L	CNS	China
CNS 304N1	CNS	China
CNS 304N2	CNS	China
CNS 304LN	CNS	China
CNS 305	CNS	China
CNS 309S	CNS	China
CNS 310S	CNS	China
CNS 316	CNS	China
CNS 316L	CNS	China
CNS 316N	CNS	China
CNS 316LN	CNS	China
CNS 316J1	CNS	China
CNS 316J1L	CNS	China
CNS 317	CNS	China
CNS 317L	CNS	China
CNS 317J1	CNS	China
CNS 321	CNS	China
CNS 347	CNS	China
CNS XM7	CNS	China
CNS XM15J1	CNS	China
CNS 329J	CNS	China
CNS 201	CNS	China
CNS 303	CNS	China
CNS 303Se	CNS	China
CNS 304	CNS	China
CNS 304L	CNS	China
CNS 304N1	CNS	China
CNS 305	CNS	China
CNS 305J1	CNS	China
CNS 309S	CNS	China
CNS 310S	CNS	China
CNS 316	CNS	China
CNS 316L	CNS	China
CNS 347	CNS	China
CNS 430	CNS	China
CNS 430F	CNS	China

Chemical composition(mass fraction)(wt.%)

Mechanical Properties

Tensile strength	781～793	σb/MPa
Yield Strength	691	σ 0.2 ≥/MPa
Elongation	17	δ5≥(％)
ψ	-	ψ≥(％)
Akv	-	Akv≥/J
HBS	062～669	-
HRC	30	-

Physical Properties

Thermal expansion	37-17	e-6/K
Thermal conductivity	78-75	W/m.K
Specific heat	450-460	J/kg.K
Melting temperature	9068-4917	째C
Density	1349-6386	kg/m³
Resistivity	0.50-0.60	Ohm.mm²/m

Heat Treatment Regime

Annealing	Quenching	Tempering	Normalizing	Q & T
√	√	√	√	√

Size Availability

Steel Grade	Specification	Processing range(mm)
CNS 321 Special Alloy	Round Bar and Hollow Bar	Φ1 to Φ2000
	Square and Flat Steel	Φ10 to Φ100
	Plate and Sheet	0.08-800(Thickness)10-1500(Width)Length
	Tube or Pipe	OD:Φ4-410; WT:1-35 mm; Lenght:10-12000
	Coil and Strip Steel	THK:0.1mm Width:1500mm
	Forged	Ring/Cylindrical/Disk