IMPHY ALLOYS S.A.

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Representation in Austria since 1974

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Email: service@burdeco.com

Expansion alloys

typical technical data selected for these alloys average coefficient of expansion in 10-7 per degree Celsius between 0 and X degrees Celsius

Area

Type

Alloy Curie
Point °C
-100 100 200 300 400 500

600

FeNi

Invar g

FeNi36 230 -10 6 19 47

Invar hh

FeNi36 230 -16 11 22 53

Dumet42

FeNi42 330 -66 57 55 55 64

N48

FeNi48 450 -90 92 90 88 92

N52

FeNi52 500 -99 100 100 98 98

FeCr

DilverO

FeCr28 570 95 98 102 106 110

114

FeNiCo

DilverP1

FeNi29Co17 425 62 56 51 50 62

77

Trimetal

Phyclad

CuInvarCu 230 -55 53 62 87 100

Ni

Ni200

Ni 99,6 360 133 136 141 146 149

152

(hh)=half hard=50% cold worked, (g)=soft=annealed
(–)=the alloy is not normally used in this temperature range.
values ​​for trimetal are for thickness 20/60/20 % more on this (PDF)
Further Specifications and Processing (PDF)
Comparison table of Thermal expansion of metals and alloys (PDF)

Magnetic alloys

typical technical data selected for these alloys.

Note: Not all available alloys are listed in the table!

soft magnetic alloys

Type

Alloy Curie
Temp °C
mymax Hc

Bs

with very high permeability and low coercivity

Mumetal

Ni80FeMo 400 150000 0,015

0,75

Mumetal LS

Ni80FeMo 400 150000 0,015

0,75

PermImphyR1

Ni80FeMo 400 150000 0,010

0,75

PermImphy TLS

Ni80FeMo 400 150000 0,010

0,75

SuperimphySP

Ni80FeMo 400 350000 0,005

0,75

Superimphy TLS

Ni80FeMo 400 450000 0,005

0,75

with very high permeability and high flux density

Supranhyster 36

FeNi36 250 25000 0,075

1,30

Supranhyster 40

FeNi40 350 50000 0,075

1,50

Supranhyster50B

FeNi45 450 75000 0,050

1,60

Supranhyster50

FeNi48 450 100000 0,050

1,60

Rectimphy

FeNi48 450 0,125

1,60

with high flux density

AFK 1

FeCo25 900 8000 2,00

2,40

AFK 502R

FeCo49V 900 12000 1,20

2,40

half hard

AFK 524

FeCo52V 450 40

1,90

with special thermal properties

Phytherm50

FeNi30 50

0,20

Inducphy 230

FeNi50Cr10 230 25000 0,036

Other CoNi alloys

NFK

FeNi18Co 650 10

1,80

Cophytherm

CoFe5 1050 1,0

1,90

my=permeability, Hc(A/cm)=coercivity, Bs(Tesla)=saturation induction

Thermal bimetals

are composed of metal strips of different expansion, the following base materials are used:

Base

Type

Alloy

Feature

Component1

B72M

MnCu18Ni10

very high expansion

Component2

B6M

FeNi20Mn6

high expansion

Component3

NC4

FeNi22Cr3

high expansion

Component4

Invar

FeNi36

low expansion

Component5

N42

FeNi42

low expansion

 

the bimetal strips are made up of these components:

Type

Stripes1

Stripes2 Stripes3

Remark

AS

B6M

Invar

Standard DIN 1715

R80

NC4

Invar

Standard ASTM

108SP

B72M

Invar
AS Series

B6M

Ni

Cu

Invar
R80 Series

NC4

Ni
SP Series

B72M

Ni
BS

B6M

N42
BS9

B6M

Cu N42
BSP

B72M

N42
IN540

FeNi38Cr7

FeNi19Cr7

Corrosion resistant

Rods
Delivery options Quality Remark
austenitic stainless steel, continuously cast, raw 304L
316L
Flanges, rings
stainless austenitic steel, continuously cast, peeled 304L
316L
seamless tubes
stainless DUPLEX steel, continuously cast, peeled 1.4462 seamless tubes, flanges, rings
Alloys
–  continuously cast
–  continuously cast, forged
–  hot rolled
–  cold drawn
200, 201, 276, 286, 718, 825, 926, 928, 80A, 600, 601, 625, 750, 80

INVAR, Mumetall, NiFe, DilverP, Supranhyster, Permimphy

RSH alloys

Alloys with special physical properties

Special alloys
Area Type Alloy Feature
with high Phynox CoCr 20 Ni 15 Mo Use up to 450 degrees C
Strength Durimphy X 2 NiCoMoTi 18 9 5 Use up to 400 degrees C
Durinval C X 5 NiCrTi 42-6 Use up to 150 degrees C
Super alloy Nicrimphy NiCr 15 Fe9 Corrosion resistant
Resistance alloy Gilphy45 FeNi45 Cr23 creep resistant, non-magnetic
Gilphy36 FeNi36 Cr18
Alloys NickelTungsten NiW4 great lifespan
for TV tubes Gilphy80S NiCr80 20 Use up to 800 degrees C
Trimetal as a substitute C-Nox Cu-SS-Cu good electric conductivity
for CuBe G-Clad Cu-NiFe-Cu curable