CNS Ferrite 21

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Ferrite 21 Profile
Ferrite 21 Chemical composition
Ferrite 21 Mechanical Properties
Ferrite 21 Physical Properties
Ferrite 21 Heat treatment
Ferrite 21 Size Availability
Ferrite 21 Relevant products

Profile

This page is mainly introduced the Ferrite 21 chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of Ferrite 21,such as it is commonly used in bars, sheet,plates, steel coils, steel pipes,forged and other materials application.
Ferrite 21

Steel Garde:Ferrite 21
Type:Special Alloy
Country:China
Standard:CNS
Application:China Taiwan Heat-Resistant Steel

Relevant products:

IncoloyA-286 / GH 2132

S32168/321/S32100/1-4541 Tube

S32169/321H/S32109/1-4940 Tube

G-X2CrNiMnMoNNb21-...

1.2581(H21, X30WC...

21CMoV5-7,1.7709,2...

Cross Reference Table(Equivalent Materials):

Material	Standard	Country
Ferrite 46	CNS	China
Ferrite 409	CNS	China
Ferrite 409L	CNS	China
Ferrite 446	CNS	China
Ferrite 46	CNS	China
Q215		China
Q215 B		China
UNS G10210	UNS	USA
ASTM 1021	ASTM	USA
H21	ASTM	USA
T20821	UNS	USA
Stellite 21
X210Cr12	DIN	Germany
1.2101	DIN	Germany
1.2103	DIN	Germany
1.2108	DIN	Germany
1.2109	DIN	Germany
1.2127	DIN	Germany
1.2129	DIN	Germany
21MnCr5	DIN	Germany
1.2162	DIN	Germany
1.2210	DIN	Germany
X210CrW12	DIN	Germany
1.2721	DIN	Germany
X210CrCoW12	DIN	Germany
X21Cr13	DIN	Germany
21CrMo10	DIN	Germany
SKS21	JIS	Japan
SKD10	JIS	Japan
BH21		UK
BH21		UK
BH21A		UK
BH21A		UK
BT21		UK
BT21		UK
X210CrW12-1	AFNOR	France
X210CrW12-1	AFNOR	France
X21CrNi17	AFNOR	France
X21CrNi17	AFNOR	France
SS14:2140	SS	Sweden
STS21	KS	Korea
STS21	KS	Korea
35CrMo7	ISO	ISO
35CrMo7	ISO	ISO
W-Nr 1.4521	DIN	Germany
1.4821	DIN	Germany
X15CrNiSi25-21(20)	DIN	Germany
X8(12)CrNi25-21	DIN	Germany
X10NiCrAITi32-21(20)	DIN	Germany
X60CrMnMoVNbN21-10	DIN	Germany

Chemical composition(mass fraction)(wt.%)

Mechanical Properties

Tensile strength	564～988	σb/MPa
Yield Strength	246	σ 0.2 ≥/MPa
Elongation	52	δ5≥(％)
ψ	-	ψ≥(％)
Akv	-	Akv≥/J
HBS	173～908	-
HRC	30	-

Physical Properties

Thermal expansion	98-40	e-6/K
Thermal conductivity	22-50	W/m.K
Specific heat	450-460	J/kg.K
Melting temperature	9970-3748	째C
Density	8414-4961	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)
Ferrite 21 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