Incoloy 864(UNS S35135)

1.Incoloy 864 INTRODUCTION

A new high-performance and cost-effective  alloy specifically developed for automotive  exhaust system flexible couplings. Potentially  useful for exhaust gas recirculation tubes and  other fabricated exhaust system components.

2.Incoloy 864 STANDARD  PRODUCT FORMS

Sheet and strip

3.Incoloy 864 MAJOR  SPECIFICATIONS

UNS S35135 

ASTM A 240, A 480

4.Incoloy 864 LIMITING CHEMICAL  COMPOSITION, %

Ni......30.0 – 38.0 

Fe......Remainder 

Cr .....20.0 – 25.0 

Mo.........4.0 – 4.8 

C..........0.08 max. 

Si...........0.6 – 1.0 

Mn................. 0.01 

S....... 0.015 max. 

Ti. ..........0.4 – 1.0

5.Incoloy 864 PHYSICAL CONSTANTS  AND THERMAL  PROPERTIES

Density, Ib/in3 ........................................................................0.290 

g/cm3 ......................................................................... 8.02

Melting Range, °F ..................................................2467 – 2539 

°C ..................................................1353 – 1393 

Permeability at 200 Oersted (15.9 kA/m)....................1.004 

Coefficient of Expansion, 10-6 in/in•°F (μm/m•°C) 

70-200°F (21-93°C)..................... 8.15 (14.7) 

70-800°F (21-427°C).................. 8.90 (15.9) 

70-1200°F (21-649°C)................ 9.21 (16.4) 

Thermal ConductivityA , Btu • in/ft2•h•°F......................... 78.1

W/m •°C........................................ 11.3

Electrical ResistivityA , ohm • circ mil/ft............................. 628

μΩ•m .............................................. 1.04 

Young's ModulusA , 106  psi ................................................... 28.3 

GPa.......................................................... 195 

Room temperature, as annealed

6.Incoloy 864 TYPICAL MECHANICAL  PROPERTIES