Stellite 21

cobalt based alloy/stellite alloy is a range of CoCrW or CoCrMo alloys designed for wear resistance, corrosion resistance and high termal resistance. Whether rods, plates or customized parts, you can find your needs here.

 

 

 

 

Product Introduction

Introduction

Cobalt based alloy/stellite alloy is a range of cobalt-chromium-tungsten alloys designed for wear resistance, corrosion resistance and high termal resistance. It has excellent wear and corrosion resistance performance at relatively high temperature. It is widely used in oil&gas, metallurgy, machinery, wood cutting, automotive, paper and food processing industries etc.

Parts available

Materials

Production Process

Product

Stellite alloy

Investment casting

Rod,block,bushing,ring,rotor,stator,nozzle,various customized parts

Powder metallurgy

Rod,pipe,bushing,seat,ball,seal ring,saw tips,extrusion die,cutting blade,various customized parts

Forging

Rods and blocks

Applications

Oil&gas industry

Steel&steel processing industry

Food processing industry

Refineries industry

Pulp&paper industry

Chemical&petrochemical industry

Composition

Physical Properties

Stellit 6 Physical property (Room Temp.)

Density
(lb/in³)

Specific
Gravity

Solidus

Liquidus

Specific heat
(J/kg·K)

Magnetic
Permeability

Electrode
Potential

Electrical
Conductivity

Electrical
Resistivity

0.305

8.46

2340°F

2540°F

0.101°F
Btu/lb-

<1.2@200
Oersteds

-0.25
Volts

1.9%IACS
(Int. Annealed Copper Std.)

41.73
microhms-inch

 Stellite 6 Thermal Properties-Conductivity & Expansion

Thermal Expansion Coefficient

Thermal Conductivity by Temperature

°F

Microinch/
inch-°F

°C

Microns/
m-°C

°F

Btu/ft2/in/
hr/°F

°C

W/mk

212

6.3

100

11.34

70

102.7

21.11

14.82