DETAILS
Low alloy electrode designed for low temperature applications
Features
- Designed to produce a nominal 2.25% nickel deposit
- Premium arc performance
- Easy strike, re-strike and slag removal
Service Information
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BEFORE USE, READ AND UNDERSTAND THE SAFETY DATA SHEET (SDS) FOR THIS PRODUCT AND SPECIFIC INFORMATION PRINTED ON THE PRODUCT CONTAINER. SDS Search page
CONFORMANCE
| CONFORMANCES | SPECIFICATION | CLASSIFICATION |
|---|---|---|
| AWS | AWS A5.5 | E8018-C1 H4R |
| CWB | CSA W48 | E5518-C1-H4 |
MECHANICAL PROPERTIES
| Classification |
Yield Strength @ 0.2% Offset
MPa (ksi) |
Tensile Strength
MPa (ksi) |
Elongation
% |
Charpy V-Notch
J (ft-lbs) @ -60°C (-75°F) |
Hardness Rockwell B |
|---|---|---|---|---|---|
| E8018-C1 H4R Requirement | 460 (67) min. | 550 (80) min. | 19 min. | 27 (20) min. | |
| Typical Result, 1 hour @ 605°C (1125°F) | 460-560 (67-81) | 560-660 (82-96) | 23-30 | 50-138 (37-102) | 88-94 |
DEPOSIT COMPOSITION
| Classification | %C | %Mn | %Ni | %P | %S | %Si |
Diffusible Hydrogen
mL/100g Weld Metal |
1800F H2O - As received | 1800F H2O - After 9 hrs at 80F/80%RH |
|---|---|---|---|---|---|---|---|---|---|
| E8018-C1 H4R Requirement | 0.12 max. | 1.25 max. | 2.00 - 2.75 | 0.03 max. | 0.03 max. | 0.80 max. | 4 max. | 0.2 max. | 0.4 max. |
| Typical Result | 0.05-0.11 | 0.92-1.22 | 2.04-2.35 | 0.01-0.02 | 0.01 max. | 0.23-0.38 | 1-4 | 0.2 max. | 0.1-0.4 |
TYPICAL OPERATING PROCEDURES
| Diameter | Polarity⁽¹⁾ |
Current
Amps |
|---|---|---|
| 3/32 in (2.4 mm) | DC+ | 70-110 |
| 3/32 in (2.4 mm) | AC | 80-120 |
| 1/8 in (3.2 mm) | DC+ | 90-160 |
| 1/8 in (3.2 mm) | AC | 100-160 |
| 5/32 in (4.0 mm) | DC+ | 130-210 |
| 5/32 in (4.0 mm) | AC | 140-210 |
| 3/16 in (4.8 mm) | DC+ | 180-300 |
| 3/16 in (4.8 mm) | AC | 200-300 |
| 7/32 in (5.6 mm) | DC+ | 250-330 |
| 7/32 in (5.6 mm) | AC | 270-370 |
| 1/4 in (6.4 mm) | DC+ | 300-400 |
| 1/4 in (6.4 mm) | AC | 325-430 |
NOTES
| Note |
|---|
| ⁽¹⁾ Preferred polarity is listed first. |