Proprietary

Placeholder
Alloy
ASTM
C%
Cr%
Ni%
Other
Description
MO-RE® 1
HP+W
0.45
25
35
W 1.5
Tungsten addition increases creep strength. Useful to 2000°/2100° F (1093°/1149° C). MO-RE® 1 is a good option for use in severe high temperature furnace roll and radiant tube applications.
MO-RE® 2
 
0.20
33
50
W 17+Al
Exceptional strength and oxidation resistance to 2400° F (1315° C).
MO-RE® 9
HP Nb LC
0.09
25
35
Nb 1
MO-RE® 9 is used primarily for parts located outside of furnace such as transfer lines and headers. It is designed for applications which require high ductility after aging.
MO-RE® 10
HP Nb
0.40
25
35
Nb 1.2
MO-RE® 10 is a fully austenitic alloy with controlled additions of columbium (niobium) for ethylene pyrolysis tubing. It has improved high temperature strength and resistance to carburization and oxidation up to 2000° F (1093° C).
MO-RE® 10 MA
HP+Nb+MA
0.45
25
35
Nb 1.2 Ti Rare Earths
MO-RE® 10 MA is microalloyed with additions of columbium (niobium), zirconium and titanium for improved high temperature strength and resistance to carburization and oxidation up to 1975° F (1079° C). Microalloying produces fine, stable carbides which retard dislocation movement, thereby increasing elevated temperature strength and creep resistance. Intended for ethylene pyrolysis applications.
MO-RE® 21
A297
A351
0.10
20
32
Nb 1.2
Low carbon, columbium strengthened alloy with excellent thermal fatigue / thermal shock resistance. MO-RE® 21 is a cast alternative to wrought alloy 800HT.
MO-RE® 35 MA
 
0.45
28
36
Al, Rare Earths
MO-RE® 35 MA is a fully austenitic heat resistant alloy developed by Duraloy primarily for plate heat treating furnace roll applications. MO-RE® 35 MA is microalloyed with additions of aluminum, titanium and proprietary rare earth additions for improved creep strength at furnace operating temperatures. Microalloying produces fine, stable carbides which retard dislocation movement, thereby increasing elevated temperature strength and creep resistance. Primarily intended for use in plate furnace rolls.
MO-RE® 40 MA
35/45 Nb+MA
0.45
34
45
Nb 1 Ti Rare Earths
MO-RE® 40MA has exceptional resistance to carburization and oxidation up to 2100° F (1149° C).
MO-RE® 40 X
35/45 LC
0.10
34
45
Nb 1 Ti Rare Earths
MO-RE® 40X has superior thermal fatigue resistance and ductility from 1300°F to 2000°F (1149° C).
MO-RE® 4247
Proprietary
 
 
 
 
MO-RE® 4247 is a nickel-chromium austenitic alloy engineered for service temperatures approaching 2220 °F. It provides excellent resistance to oxidation and carburization and is specifically designed for ethylene pyrolysis applications.
MO-RE® 49
 
0.4
23
5
 
MO-RE® 49 is an iron-chromium-nickel heat resistant alloy developed for aerospace tooling. 
MO-RE® 60 MA
Proprietary
 
 
 
 
MO-RE® 60 MA is an alumina-forming austenitic (AFA) alloy engineered to perform in aggressive environments above 900 °C while remaining cost competitive. It offers excellent resistance to creep, carburization, and coking, and is specifically designed for ethylene pyrolysis applications.
MO-RE® 2150 
 
 
 
 
 
These Cr-Ni-W alloys are produced to unique chemistries for each customer to work in their dry tunnel furnace roll application.
Nickel Aluminide
A1002
 
 
 
 
R&D 100 Award Winner Nickel-Aluminum alloy, developed and patented by Oak Ridge National Laboratory and licensed to Duraloy. Alloy shows exceptional resistance to creep at elevated temperatures. Also shows strong resistance to carburization in service. Excellent selection for plate hardening furnace rolls.
22H®
30/50 W
0.45
30
50
W 4
The alloy is wholly austenitic and is intended for use at elevated temperatures up to 2200° F (1204° C).
Super 22H®
28/48 W+Co
0.45
28
48
W 5 Co 3
Alloy of choice for extreme high temperature service to 2200° F (1066° to 1200° C).
SUPERTHERM®
 
0.45
25
35
Co 15 W 5
Supertherm® exhibits excellent oxidation resistance & high temperature strength to 2300° F (1260° C). Supertherm® is an excellent alloy for use in high temperature press platens or other applications where high temperature strength is critical.
TMA® 2300
Proprietary
 
 
 
 
TMA® 2300 is an alumina-forming austenitic (AFA) alloy engineered to withstand higher operating temperatures in dry tunnel furnace roll applications.
TMA® 4505
 
0.3
20
25
W, Nb additons
TMA® 4505 is a heat resistant alloy developed by Duraloy for SuperPlastic and Hot Press tooling applications. It is a modification of ASTM A297 Grade HN with improved properties. 
TMA® 4700
HK-40+MA
0.40
25
20
W, Nb & Ti additions
TMA® 4700 is an iron-chromium-nickel (modified HK type) heat resistant alloy. TMA® 4700 is microalloyed with additions of columbium (niobium), tungsten, titanium and rare earths for superior stress rupture properties to 2000°F (1093°C). Microalloying produces fine, stable carbides which retard dislocation movement, thereby increasing elevated temperature strength and creep resistance.
TMA® 4701
HK-40+MA
0.40
25
20
 
R&D 100 Award Winner heat resistant alloy developed by Duraloy. TMA® 4701 is a patented, iron-chromium-nickel (modified HK type).  TMA® 4701 has a proprietary, microalloyed, computer designed chemistry which gives the alloy better high temperature creep properties than similar alloys. It is intended primarily for reforming applications.
TMA® 6300
HP+Nb+MA (LoSil)
0.40
25
35
Nb 1.2 Ti Rare Earths
TMA® 6300 is a fully austenitic heat resistant alloy. TMA® 6300 is microalloyed with additions of columbium (niobium), titanium and rare earths for improved high temperature strength and resistance to carburization and oxidation up to 1950° F (1066° C). Microalloying produces fine, stable carbides which retard dislocation movement, thereby increasing elevated temperature strength and creep resistance. Intended primarily for reforming applications.
TMA® 6301
HP+Nb+MA (LoSil)
0.40
25
35
Nb 1.2 Ti Rare Earths
R&D 100 Award Winner heat resistant alloy developed by Duraloy. TMA® 6301has a proprietary, microalloyed, computer designed chemistry which gives the alloy better high temperature creep properties than similar alloys. It is intended primarily for reforming applications.
TMA® 6350
HP+Al
0.40
25
35
Proprietary
Alumina forming austenitic alloy with excellent oxidation and carburization resistance up to 2050°F  developed and licensed through Oak Ridge National Laboratory. It is intended primarily for ethylene coils, and austenitizing furnace rolls.