Detalles
Mild steel low hydrogen stick electrode designed for cold re-strike and tacking - Retail Small Packaging (RSP). All RSP products carry AWS compliance. Unlike the standard products, RSP products have no other agencies approvals.
Características
- AC polarity welding
- Low open circuit voltage operation
- Minimal spatter
- Capable of cold re-strikes
Servicio de información
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CONFORMANCE
| CONFORMANCES | SPECIFICATION | CLASSIFICATION |
|---|---|---|
| AWS | AWS A5.1 | E7018, E7018-H8 |
MECHANICAL PROPERTIES
| Classification |
Yield Strength @ 0.2% Offset
MPa (ksi) |
Tensile Strength
MPa (ksi) |
Elongation
% |
Charpy V-Notch
J (ft-lbs) @ -30°C (-20°F) |
Hardness Rockwell B |
|---|---|---|---|---|---|
| E7018-H8 Requirement | 400 (58) min. | 480 (70) min. | 22 min. | 27 (20) min. | |
| Typical Result, As-welded | 480-500 (69-72) | 560-590 (81-86) | 26-33 | 31-95 (23-70) | 88-91 |
DEPOSIT COMPOSITION
| Classification | %C | %Cr | %Mn | %Mo | %Ni | %P | %S | %Si | %V | %Mn+Ni+Cr+Mo+V |
Diffusible Hydrogen
mL/100g Weld Metal |
1800F H2O - As received |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| E7018-H8 Requirement | 0.15 max. | 0.20 max. | 1.60 max. | 0.30 max. | 0.30 max. | 0.035 max. | 0.035 max. | 0.75 max. | 0.08 max. | 1.75 max. | 8 max. | 0.6 max. |
| Typical Result | 0.04-0.06 | 0.03-0.04 | 0.98-1.32 | 0.01 | 0.02-0.03 | 0.018-0.019 | 0.007-0.013 | 0.33-0.38 | 0.02 | 1.06-1.40 | 3-6 | 0.1-0.2 |
TYPICAL OPERATING PROCEDURES
| Diameter | Polarity |
Current
Amps |
|---|---|---|
| 3/32" (2.4 mm) | AC | 75-120 |
| 3/32" (2.4 mm) | DC+ | 70-115 |
| 1/8" (3.2 mm) | AC | 105-150 |
| 1/8" (3.2 mm) | DC+ | 100-140 |
| 5/32" (4.0 mm) | AC | 130-200 |
| 5/32" (4.0 mm) | DC+ | 120-185 |