DETAILS
Designed to sustain elevated temperatures within demanding work environments.
Features
- High strength filler metal used for precision welding of 2.25% Cr – 1% Mo high pressure piping, pressure vessels, and dissimilar combinations of Cr-Mo and carbon steels
- Designed to sustain elevated temperatures within demanding work environments
- Produced to the most stringent quality standards including AWS A.5.28 and ASME SFA-5.28
- Trace elements are controlled to ensure low Bruscato factor (X-Factor < 10 ppm)
Typical Applications
- Steam Generating Power Plant
- Piping
- Turbine Castings
- Valve Bodies and Boiler Superheaters
- Coal Liquefaction and Pressure Vessels
Welding Positions
- All
Shielding Gas
- 100% Argon
Service Information
BEFORE USE, READ AND UNDERSTAND THE SAFETY DATA SHEET (SDS) FOR THIS PRODUCT AND SPECIFIC INFORMATION PRINTED ON THE PRODUCT CONTAINER. SDS Search page
See test result disclaimer
CONFORMANCE
| CONFORMANCES | SPECIFICATION | CLASSIFICATION |
|---|---|---|
| AWS | AWS A5.28 | ER90S-B3 |
MECHANICAL PROPERTIES
| Classification | Shielding Gas | Polarity |
Yield Strength @ 0.2% Offset
MPa (ksi) |
Tensile Strength
MPa (ksi) |
Elongation
% |
Hardness Rockwell B |
|---|---|---|---|---|---|---|
| ER90S-B3 Requirement | 100% Ar | DC- | 540 (78) min. | 620 (90) min. | 17 min. | Info. Only |
| Typical Result, 1 hour @ 690°C (1275°F) | 100% Ar | DC- | 560-600 (81-86) | 690-720 (100-105) | 23-26 | 96 |
WIRE COMPOSITION
| Classification | %C | %Cr | %Mn | %Mo | %Ni | %P | %S | %Si | %Total Cu |
|---|---|---|---|---|---|---|---|---|---|
| ER90S-B3 Requirement | 0.07 - 0.12 | 2.30 - 2.70 | 0.40 - 0.70 | 0.90 - 1.20 | 0.20 max. | 0.025 max. | 0.025 max. | 0.40 - 0.70 | 0.35 max. |
| Typical Result | 0.09-0.10 | 2.42-2.47 | 0.52-0.58 | 1.01-1.05 | 0.03-0.04 | 0.003-0.008 | 0.003-0.008 | 0.50-0.54 | 0.05-0.08 |