NICKEL ALLOY INDUSTRY

INCOLOY® Alloy 825 UNS N08825/W.Nr. 2.4858

INCOLOY® Alloy 825 UNS N08825/W.Nr. 2.4858 Superalloy,Nickel base alloy

Shape:Bar, wire rod,wire,tube, strip, plate, sheet

Diameter:1.0mm-200mm

Delivery condition:Hot Rolled,Annealed,Solution,Solution&Aged,Hardened&Tempered

Length of bar:1000-12000mm

Bundle Weight:20kgs-2500kgs

Packing:as per customer’s requirement

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Products DETAILS

INCOLOY® Alloy 825 UNS N08825/W.Nr. 2.4858


Description

EN symbol (short)

NiCr21Mo

UNS

N 08825

Material No.

2.4858

AFNOR

NC 21 FeDu

BS

NA 16

Registered work's label

Incoloy® 825

 

Density kg/dm3

8,1

Hardness HB

135-165

Composition

Nickel Chrome Molybdenum alloy
superalloy

Category

Heat resistant steels and alloys

Structure

cubic-face-centred grid

Corrosion

against crevice corrosion
good resistance to tensile corrosion
satisfactionary against pitting corrosion

Additional characteristics

enduring in oxidating, reducing and sulfuric substances
enduring in sulfuric acid and phosphoric acid solutions
No translation!

 

Description

Titanium stabilised, fully austenitic nickel iron chrome alloy,
good resistance to crevice / tensile / pitting corrosion.

 

Chemical Composition

 

C

Si

Mn

S

Cr

Mo

Ni

Ti

Fe

Cu

AL

P

Co

alloy 825

Min %

 

 

 

 

19,50

2,50

38,00

0,60

22,00

1,50

 

 

 

Max %

0,05

0,50

1,00

0,03

23,50

3,50

46,00

1,20

 

3,00

0,20

 

 

N 08825

Min %

 

 

 

 

19,50

2,50

38,00

0,60

22,00

1,50

 

 

 

Max %

0,05

0,50

1,00

0,03

23,50

3,50

46,00

1,20

 

3,00

0,20

 

 

ASTM B 423

2.4858

Min %

 

 

 

 

19,50

2,50

38,00

0,60

balance

1,50

 

 

 

Max %

0,025

0,50

1,00

0,015

23,50

3,50

46,00

1,20

balance

3,00

0,20

0,02

1,00

(Key to Steel 2010)

Physical properties

Property

Value

Density: kg/dm3

8,1

Hardness: HB

135-165

Permeability at 20°C/68°F

1,004


Temperature T
°C/F
(°C/F)

Specific heat
J / kgK
(Btu / lb °F)

Thermal conductivity
W/mK
(Btu·in / ft2·h·°F)

Electric resistance
µΩ · cm
(Ω circ mill / ft)

Modulus of elasticity
kN/mm2
(103 ksi)

Expansion rate from 70°F bis T
10-6 / K
(10-6 / °F)

20

440

10,8

11,2

195

 

100

462

2,4

114

190

14,1

300

488
(0,117)

14,1
(98)

118
(710)

185
(26,8)

15,2

500

540
(0,131)

16,9
(120)

124
(751)

174
(25,0)

15,7

500/932
(538/1000)

565
(0,137

18,3
(131)

126
(761)

168
(23,8)

15,8
(8,8)

700/1292
(760/1400)

615
(0,153)

21
(155)

127
(765)

154
(21,2)

16,7
(9,5)

900/1652)
982(1800)

680
(0,167)

25,7
(192)

129
(782)

130
(17,3)

17,6
(9,9)

1000/1832

710

28,1

130

119

17,9

Mechanical properties (20°C / 68°F)

Yield strength

>=235

Yield strength

265

Tensile strength

100

Ultimate strain

45

Impact energy ISO-V


>=150
>= 100

(average value of 3 samples)

 

Remarks

 

 


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