DETAILS
Features
- High deposition rates
- Premium arc performance
- High travel speed
- Capable of producing weld deposits with impact toughness exceeding 84 J (60 ft.lbf) at -40°C (-40°F)
Typical Applications
- Bridge fabrication
- Storage tanks
- Heavy fabrication
- Shipbuilding
- Structural
Welding Positions
- Flat/Horizontal
Shielding Gas
- Not Applicable
Special Features
- Available to meet Buy America. Choose a Buy America MTS product from the list of Available Types or contact a Lincoln Electric representative
Disclaimers
Service Information
Documentation
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 result disclaimer
CONFORMANCE
CONFORMANCES | SPECIFICATION | CLASSIFICATION |
---|---|---|
AWS | AWS A5.1 | E7028-H8 |
ABS | ABS - Part 2 | 3YH10 |
CWB | CSA W48 | E4928-H8 |
DNV-GL | DNV - 2.9 | 3YH10 |
LR | LR - Chapter 11 | 3YM H10 |
MECHANICAL PROPERTIES
Classification |
Yield Strength @ 0.2% Offset
MPa (ksi) |
Tensile Strength
MPa (ksi) |
Elongation
% |
Charpy V-Notch
J (ft-lbs) @ -20°C (0°F) |
Hardness Rockwell B |
---|---|---|---|---|---|
E7028-H8 Requirement | 400 (58) min. | 480 (70) min. | 22 min. | 27 (20) min. | |
Typical Result, As-welded | 430-490 (63-71) | 530-580 (77-84) | 28-32 | 104-422 (77-311) | 85-90 |
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 |
---|---|---|---|---|---|---|---|---|---|---|---|---|
E7028-H8 Requirement | 0.15 max. | 0.20 max. | 1.60 max. | 0.30 max. | 0.30 max. | 0.035 max. | 0.035 max. | 0.90 max. | 0.08 max. | 1.75 max. | 8 max. | 0.6 max. |
Typical Result | 0.04-0.08 | 0.03-0.07 | 1.11-1.50 | 0.03 max. | 0.01-0.07 | 0.009-0.015 | 0.004-0.012 | 0.35-0.65 | 0.01-0.02 | 1.22-1.58 | 2-8 | 0.2 max. |
TYPICAL OPERATING PROCEDURES
Diameter | Polarity⁽¹⁾ |
Current
Amps |
---|---|---|
5/32 in (4.0 mm) | DC+ | 125-175 |
5/32 in (4.0 mm) | AC | 130-180 |
3/16 in (4.8 mm) | DC+ | 185-245 |
3/16 in (4.8 mm) | AC | 190-250 |
7/32 in (5.6 mm) | DC+ | 220-280 |
7/32 in (5.6 mm) | AC | 250-310 |
NOTES
Note |
---|
⁽¹⁾ Preferred polarity is listed first. |