Diameters / Packaging
| Diameters |
8 lb |
10 lb |
50 lb |
50 lb Buy America |
|---|---|---|---|---|
| 1/4 in | ED028920 | |||
| 1/8 in | ED032592 | ED028702 | ED034309 | |
| 3/16 in | ED028706 | |||
| 3/32 in | ED034308 | |||
| 3/32 in x 12 in | ED033179 | |||
| 3/32 in x 14 in | ED032591 | ED028700 | ||
| 5/32 in | ED028704 | |||
| 7/32 in | ED028919 |
DETAILS
- Mild steel low hydrogen electrode meets Chemical Composition recommendations of API 751. - Q2 Lot® - Lot Controlled Chemistry and Mechanical Properties.
Features
- Exceeds AWS toughness requirements at -50°F
- Extreme bend ability
- Moisture pick-up resistant
- Clear puddle and a smooth arc
- Meets Chemical Composition Recommendations of API 751
Disclaimers
Service Information
You May Also Need
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 resultdisclaimer
CONFORMANCE
| CONFORMANCES | SPECIFICATION | CLASSIFICATION |
|---|---|---|
| AWS | AWS A5.1 | E7018-1 H4R |
| ISO | ISO 2560-A | E 42 4 Z B 3 2 H5 |
| ISO | ISO 2560-B | E4918-1 A U H5 |
| ABS | ABS - Part 2 | 3YH5 |
| BV | BV - Chapter 5 | 3YHHH |
| CWB | CSA W48 | E4918-1-H4R |
| DNV-GL | DNV - 2.9 | 3YH5 |
| LR | LR - Chapter 11 | 3YM H5 |
MECHANICAL PROPERTIES
| Classification | Yield Strength @ 0.2% Offset MPa (ksi) |
Tensile Strength MPa (ksi) |
Elongation % |
Charpy V-Notch J (ft-lbs) @ -40°C (-40°F) |
Charpy V-Notch J (ft-lbs) @ -45°C (-50°F) |
Hardness Rockwell B |
|---|---|---|---|---|---|---|
| E7018-1 H4R Requirement | 400 (58) min. | 480 (70) min. | 22 min. | 27 (20) min. | ||
| As-welded Typical Result | 460-540 (66-78) | 550-630 (80-91) | 22-31 | 141-161 (104-119) | 27-181 (20-134) | 82-93 |
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 | 1800F H2O - After 9 hrs at 80F/80%RH |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| E7018-1 H4R 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. | 4 max. | 0.3 max. | 0.4 max. |
| Typical Result | 0.04-0.07 | 0.02-0.04 | 1.20-1.42 | 0.15-0.28 | 0.06 max. | 0.009-0.016 | 0.003-0.011 | 0.32-0.54 | 0.01 max. | 1.51-1.75 | 1-4 | 0.1 max. | 0.4 max. |
TYPICAL OPERATING PROCEDURES
| Classification | 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 | 325-420 |
NOTES
| Note |
|---|
| 首先列出⁽¹⁾首选极性。 |