Detalles
EXCALIBUR® 308/308H-16 provides higher carbon content for improved strength in higher temperature applications.
Características
- Electrode coating provides smooth arc transfer for all positions, except vertical down
- Higher carbon content improves strength in higher temperature applications
- Q2 Lot® - Certificate showing actual deposit composition and ferrite number (FN) by ferrite scope available online
Servicio de información
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CONFORMANCE
| CONFORMANCES | SPECIFICATION | CLASSIFICATION |
|---|---|---|
| AWS | AWS A5.4 | E308-16, E308H-16 |
| ABS | AWS A5.4 | E308-16, E308H-16 |
| CWB | CSA W48 | E308-16, E308H-16 |
| MIL | MIL-E-22200/2D | MIL-308-16 |
MECHANICAL PROPERTIES
| Classification |
Yield Strength @ 0.2% Offset
MPa (ksi) |
Tensile Strength
MPa (ksi) |
Elongation
% |
|---|---|---|---|
| E308-16 Requirement | 550 (80) min. | 30 min. | |
| Typical Result, As-welded | 420-450 (60-65) | 580-620 (85-89) | 36-44 |
DEPOSIT COMPOSITION
| Classification | %C | %Cr | %Cu | %Mn | %Mo | %N | %Ni | %P | %S | %Si | Ferrite Number (per AWS A4.2) |
|---|---|---|---|---|---|---|---|---|---|---|---|
| E308-16 Requirement | 0.08 max. | 18.0 - 21.0 | 0.75 max. | 0.5 - 2.5 | 0.75 max. | Info. Only | 9.0 - 11.0 | 0.04 max. | 0.03 max. | 1.00 max. | Info. Only |
| Typical Result | 0.04-0.07 | 19.1-20.1 | 0.06-0.27 | 0.6-1.1 | 0.06-0.13 | 0.05-0.08 | 9.5-10.2 | 0.01-0.03 | 0.01-0.03 | 0.31-0.45 | 2-7 |
TYPICAL OPERATING PROCEDURES
| Diameter | Polarity⁽¹⁾ |
Current
Amps |
|---|---|---|
| 3/32 in (2.4 mm) | DC+ | 40 - 70 |
| 3/32 in (2.4 mm) | AC | 40 - 70 |
| 1/8 in (3.2 mm) | DC+ | 60 - 100 |
| 1/8 in (3.2 mm) | AC | 60 - 100 |
| 5/32 in (4.0 mm) | DC+ | 90 - 140 |
| 5/32 in (4.0 mm) | AC | 90 - 140 |
| 3/16 in (4.8 mm) | DC+ | 120 - 185 |
| 3/16 in (4.8 mm) | AC | 120 - 185 |
NOTES
| Note |
|---|
| ⁽¹⁾ Preferred polarity is listed first. |