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CHROMEL chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of CHROMEL

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UNS CHROMEL

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

Steel Garde:CHROMEL
Type:Stainless Steels
Country:USA
Standard:UNS
Standard Number:

ITEM Standard Number Descriptions

1 SAE J 470 (1976) Wrought nickel and nickel-related alloys
Metallographic Structure:Precipitation-Hardening
Application:Wrought nickel and nickel-related alloys

ITEM	Standard Number	Descriptions
1	SAE J 470 (1976)	Wrought nickel and nickel-related alloys

Cross Reference Table(Equivalent Materials):

Material	Standard	Country
CHROMEL A	UNS	USA
CHROMEL C	UNS	USA
CHROMEL D	UNS	USA

Chemical composition(mass fraction)(wt.%)

Elements	Min.（≥）	Max.（≤）
C		0.15
Si		0.25
Mn		0.25
P
S
Ni		remaining
Cr	9.00	11.00
Al
Cu
Ti
Fe		0.50
Mo
Co
B	0.003	0.015

Mechanical Properties

Tensile strength	553～958	σb/MPa
Yield Strength	657	σ 0.2 ≥/MPa
Elongation	55	δ5≥(％)
ψ	-	ψ≥(％)
Akv	-	Akv≥/J
HBS	478～081	-
HRC	30	-

Physical Properties

Thermal expansion	50-58	e-6/K
Thermal conductivity	90-60	W/m.K
Specific heat	450-460	J/kg.K
Melting temperature	5173-9237	째C
Density	6775-5823	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)
CHROMEL Stainless Steels	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