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Metal
Protection
Tubes
-
Applications
by
lndustt
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Metal Protection
Tube
Material
l(ey-
/6=lnconel601 / 10=Alloy800 /
SS=LowCarbonSteel
/
SC=
SiliconCarbide
{l=qqass
/16=316ss
/A=Alumina
/tlx=HexoloySA
/8=304ss
/20=31oss
{
M=MullitePorcelain
/
tt=Cermet(MetalCeramic)
/
9=
lnconel
600 { Ct=Castlron { QZ=FusedQuartz {
Ap=
RefractoryTube
Applications by Industry
Protection Tube
Material Gode
Annea no
-
Up
to
1300'F
or 704"C
,/
,/
,/
Annea no - Over
1300'F
or 704"C
,/
,/
,/
,/
Annealinq
-
briqht. batch
,/
,/
,/
Annea no
-
brioht. continous
,/
,/
,/
Carburizinq hardeninq
-
Up
to
1500oF
or
1816"C
,/
,/
Carburizinq hardeninq
- 1500"F-2000"F or 816'C-1093'C
,/
,/
,/
Carburizino hardeninq - Over
2000'F
or 1093'C
,/
Lead
hardeninq
,/
Quench
Oil
,/
,/
Salt bath - Cvanide
,/
,/
,/
,/
Salt bath
-
Hioh soeed
,/
/
,/
Salt bath
-
Neutral
,/ ,/
,/
,/
Salt bath
-
Nitridinq
,/
,/
,/
Basic
o)o/oen
furnace
,/
B
llet
and
slab
heatino.
Butt
weldinq
-
Up to
2000'F
or
1093"C
,/
,/
,/
,/
,/
,/
B
llet
and
slab
heatino.
Butt
weldino - Over
2000'F
or 1093'C
,/
./
./
Blast furnaces
-
Downcomer
,/
,/
./
Blast furnaces - Stove dome
,/
Blast furnaces
-
Hot blast main
,/
,/
Blast furnaces - Stove
trunk
,/
,/
Blast furnaces - Stove outlet
flue
/
,/
Brioht annealinq batch -
Top
work temperature
,/
Brioht annealino batch
-
Bottom work temperature
,/
Briqht annealinq batch - Continuous furnace section
,/
,/
,/
Foroino furnaces
,/
,/
Galvanizino
-
Hot dip
,/
,/
Ooen hearth
-
Flues and stack
,/
,/
,/
,/
Open hearth - Checkers
,/
,/
,/
Palm oil
,/
Picklino tanks
,/
Soakino
p
ts -
Up to
200OoF
or
10933C
,/
,/
,/
,/
Soakino
o
ts
- Over
2000'F
or 1093'C
,/
,/
llnnino
,/
,/
Vacuum meltino
-
lnduction
uo
to
3200'F
or
1761"C
,/
Waste heat boilers
,/
,/
,/
Gold
-
Molten
,/
,/
Silver
-
Molten
,/
,/
Roastino sulohur ores
,/
Zinc retort oreheaters
,/
./
Zinc smelter
,/
Page
84