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West Chester, OH 45014
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Deloro Stellite’s gas turbine hardfacing & welding wire product line offers hardfacing Cobalt Base Alloys once thought impossible to produce. Below is a full list of Gas Turbine Hardfacing & Welding Wire Cobalt Base Alloys offered by Deloro Stellite.
| PMET # | Trade Name | Specification |
|---|---|---|
| PMET 905 | L-605 (Alloy 25) | AMS 5796, MSRR 9500/23 |
| PMET 906 | Alloy 6 | AMS 5788, MSRR 9500/19, A5.21 ERCoCr-A |
| PMET 909 | Mar M 509 | B50TF89, PWA 1185, CROM RT 5027 B35 |
| PMET 912 | Alloy 12 | MSRR 9500/228, A5.21 ERCoCr-A |
| PMET 913 | Alloy 12H | MSRR 9500/15 |
| PMET 914 | FSX 414 | B50A823 |
| PMET 918 | Mar M 918 | B50A824, AMS 5814 |
| PMET 921 | Alloy 21 | AMS 5385, A5.21 ERCoCr-E |
| PMET 931 | Alloy 31 | AMS 5789, MSRR 9500/25 |
| PMET 972 | Merl 72 | PWA 795, MSRR 9500/248 |
| PMET 980 | T-800® | B50TF193, DMR 34.071 |
| PMET 988 | Alloy 188 | AMS 5801 |
| PMET 994 | CM 64 | B50TF55, PWA 694, MSRR 9500/226, DMR 34.070 |
PMET 905
AMS 5796 – L 605® welding wire for gas turbine hot section components.
| Ni | Co | Fe | Cr | W | Mo | Al | Si |
|---|---|---|---|---|---|---|---|
| 10 | Bal | 20 | 15 |
| Mn | Nb | Ti | Ta | Zr | C | Other | |
|---|---|---|---|---|---|---|---|
| 1.5 | 0.1 |
PMET 906
AMS 5788 welding wire for pump shafts, pump sleeves, and valve seats.
| Ni | Co | Fe | Cr | W | Mo | Al | Si |
|---|---|---|---|---|---|---|---|
| BAL | 28.5 | 4.8 |
| Mn | Nb | Ti | Ta | Zr | C | Other | |
|---|---|---|---|---|---|---|---|
| 1.2 |
PMET 909
B50TF89-PWA 1185 – Mar M 509® welding wire for gas turbine engine blades and vanes.
| Ni | Co | Fe | Cr | W | Mo | Al | Si |
|---|---|---|---|---|---|---|---|
| 10 | BAL | 23.6 | 7 |
| Mn | Nb | Ti | Ta | Zr | C | Other | |
|---|---|---|---|---|---|---|---|
| 0.2 | 3.5 | 0.4 | 0.6 |
PMET 912
MSRR 9500/228 – Alloy 12 welding wire for hardfacing of lumber saw blades and cutting tools.
Details
Characteristics and Composition
PMET 912 is a solid cobalt 12 wire. PMET 912 has excellent resistance to many forms of chemical and mechanical degradation over a wide temperature range. PMET 912 attributes are its anti-galling properties, abrasion and corrosion resistance, and oxidation resistance up to its melting range. It can be applied to all weldable steels, including stainless steels.
Specifications
- MSRR 9500/225
- AWS A5.21 ERCoCr-B
Deposit Characteristics
- Abrasion Resistance – High
- Impact Resistance – High
- Corrosion Resistance – High
- Hardness – HRC 43-47
- Hot Wear Hardness – High
Applications
- Saw teeth
- Ball mill guide rollers
- Chipping knives
- Digester rotary feeder
- Burner tips
- Turbine blades
- Sewage, rendering, and oil extraction screws
| Ni | Co | Fe | Cr | W | Mo | Al | Si |
|---|---|---|---|---|---|---|---|
| BAL | 2.5 | 29 | 8 |
| Mn | Nb | Ti | Ta | Zr | C | Other | |
|---|---|---|---|---|---|---|---|
| 1.5 |
| Rockwell Hardness |
|---|
| 44-50 C |
PMET 913
MSRR9500/15 – Alloy 12 H welding wire for gas turbine engine components.
Details
Characteristics and Composition
PMET 913 is a high carbon cobalt based version of cobalt alloy 12 that has been forged into small diameter wire using Deloro Stellite’s patented hot extruded wire process. PMET 913 attributes are its anti-galling properties and increased abrasion resistance while maintaining similar properties to the alloy #12. It can be applied to all weldable steels, including stainless steels.
Specifications
- MSRR 9500/15
| Ni | Co | Fe | Cr | W | Mo | Al | Si |
|---|---|---|---|---|---|---|---|
| BAL | 28.5 | 9 |
| Mn | Nb | Ti | Ta | Zr | C | Other | |
|---|---|---|---|---|---|---|---|
| 1.9 |
| Rockwell Hardness |
|---|
| 45-54 C |
PMET 914
B50A823 – FSX 414 LC Welding wire for nozzle guide vane repair of land-based gas turbines
| Ni | Co | Fe | Cr | W | Mo | Al | Si |
|---|---|---|---|---|---|---|---|
| Mn | Nb | Ti | Ta | Zr | C | Other | |
|---|---|---|---|---|---|---|---|
PMET 918
B50TF824, AMS5814, Turbaloy® 918, Mar M 918 welding wire for gas turbine vanes.
Details
Characteristics and Composition
PMET 918 (Turbaloy® 918) is a cobalt-based high temperature alloy. Chromium and nickel are major alloying elements. It is used to repair parts that have endured severe thermal cycling.
Specifications
- AMS 5814
- Mar M 918
- B50A824
Typical Deposit Characteristics
- Excellent high temperature strength
- Galling resistant
Applications
- Gas turbine engine components
- Casting repair
| Ni | Co | Fe | Cr | W | Mo | Al | Si |
|---|---|---|---|---|---|---|---|
| 20 | BAL | 20 |
| Mn | Nb | Ti | Ta | Zr | C | Other | |
|---|---|---|---|---|---|---|---|
| 7.5 | 0.07 |
PMET 921
AMS 5835 – Alloy 21 welding wire for gas turbine components.
| Ni | Co | Fe | Cr | W | Mo | Al | Si |
|---|---|---|---|---|---|---|---|
| 2.75 | BAL | 27 | 5.6 |
| Mn | Nb | Ti | Ta | Zr | C | Other | |
|---|---|---|---|---|---|---|---|
| 0.3 |
| Rockwell Hardness |
|---|
| 25-35 C |
PMET 931
AMS 5789 – Alloy 31 welding wire for gas turbine engine blades.
| Ni | Co | Fe | Cr | W | Mo | Al | Si |
|---|---|---|---|---|---|---|---|
| 10.5 | BAL | 25.3 | 7.5 | 0.7 |
| Mn | Nb | Ti | Ta | Zr | C | Other | |
|---|---|---|---|---|---|---|---|
| 0.7 | 0.51 |
| Rockwell Hardness |
|---|
| 21-57 C |
PMET 972
PWA 795 – Merl 72® welding wire for gas turbine engine blades.
| Ni | Co | Fe | Cr | W | Mo | Al | Si |
|---|---|---|---|---|---|---|---|
| 15 | BAL | 20 | 9 | 4.4 |
| Mn | Nb | Ti | Ta | Zr | C | Other | |
|---|---|---|---|---|---|---|---|
| 0.2 | 3 | 0.35 | 1.5 |
PMET 980
B50TF193 – Tribaloy® T-800 welding wire for gas turbine engine blades.
Details
Characteristics and Composition
PMET 980 (Tribaloy® T-800) is a solid hardfacing wire consisting of cobalt, molybdenum, chromium, and silicon. PMET 980 attains its oxidation, corrosion, and galling resistance from its hard laves phase which is dispersed in a softer solid solution eutectic.
Specifications
- B50TF193
- DMR 34.071
Mechanical Properties
- Tensile strength – less than 70,000 PSI
- Elongation – Nil
- Hardness – 52-62 HRC
Applications
- PMET 980 has found acceptance in a number of applications where galling, abrasion, oxidation, and corrosion are a problem. Applications include pump shaft sleeves, computer hard drives, gas turbine blade shrouds and bases.
| Ni | Co | Fe | Cr | W | Mo | Al | Si |
|---|---|---|---|---|---|---|---|
| BAL | 17.5 | 28.8 | 3.5 |
| Mn | Nb | Ti | Ta | Zr | C | Other | |
|---|---|---|---|---|---|---|---|
PMET 988
AMS 5801 – HS 188® welding wire for gas turbine engine hot section components.
| Ni | Co | Fe | Cr | W | Mo | Al | Si |
|---|---|---|---|---|---|---|---|
| 22 | BAL | 3 | 22 | 15 | 0.4 |
| Mn | Nb | Ti | Ta | Zr | C | Other | |
|---|---|---|---|---|---|---|---|
| 0.1 | 1.1 |
PMET 994
B50TF55 – PWA 694 – CM64 welding wire for gas turbine engine blades.
Details
Characteristics and Composition
PMET 994 (PWA 694) is a solid cobalt hardfacing wire. PMET 994 provided high strength and stability at temperatures up to 2100° F. Deposits of PMET 994 have outstanding resistance to wear, erosion, creep, thermal fatigue, and oxidation.
Specifications
- PWA 694
- B50TF55
- MSRR 9500/226
- DMR 34.070
Typical Deposit Characteristics
- Abrasion Resistance – Good
- Corrosion Resistance – Good
- Erosion Resistance – Good
- Impact Resistance – Fair-poor
- Hardness – 47-54 HRC
Applications
- Gas turbine blades – shroud interlocking surface and other sites of wear.
| Ni | Co | Fe | Cr | W | Mo | Al | Si |
|---|---|---|---|---|---|---|---|
| Mn | Nb | Ti | Ta | Zr | C | Other | |
|---|---|---|---|---|---|---|---|
| Rockwell Hardness |
|---|
| 47-54 C |