DETAILS
Designed to produce a nickel bearing weld deposit with impact properties capable of exceeding 27 J (20 ft·lbf) at -29°C (-20°F). It handles poor fit-up in the vertical up position and welds gaps up to 9.5 mm (3/8 in).
Features
- Designed to produce a nickel bearing weld deposit
- Capable of producing weld deposits with impact toughness exceeding 27 J (20 ft·lbf) at -29°C (-20°F)
- Color match on weathering steels
- Handles poor fit-up
- Root bead capability
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 A5.29 | E71T8-Ni1-H8 |
| ABS | ABS - Part 2 | 3YSA |
| CWB | CSA W48 | E491T8-A3-Ni1-H16 (E491T8-Ni1-H16) |
| DNV-GL | DNV - 2.9 | III YMS H10 |
| DB | ISO 17632-A | T 42 3 1Ni Y N 1 H10 |
| LR | LR - Chapter 11 | 3YS H15 |
MECHANICAL PROPERTIES
| Classification | Polarity |
Yield Strength @ 0.2% Offset
MPa (ksi) |
Tensile Strength
MPa (ksi) |
Elongation
% |
Charpy V-Notch
J (ft-lbs) @ -30°C (-20°F) |
Charpy V-Notch
J (ft-lbs) @ -40°C (-40°F) |
|---|---|---|---|---|---|---|
| E71T8-Ni1-H8 Requirement | DC- | 400 (58) min. | 480-620 (70-90) | 20 min. | 27 (20) min. | |
| Typical Result, As-welded | DC- | 400 (58) | 510-580 (74-84) | 22 | 120-218 (89-161) | 72-110 (53-81) |
DEPOSIT COMPOSITION
| Classification | Polarity | %Al | %B | %C | %Cr | %Mn | %Mo | %Ni | %P | %S | %Si | %V |
Diffusible Hydrogen
mL/100g Weld Metal |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Typical Result | DC- | 0.7-1.0 | 0.0014 | 0.06-0.10 | 0.02-0.04 | 1.08-1.23 | 0.01 | 0.86-1.00 | 0.010 | 0.004 | 0.25-0.29 | 0.01 | 3.9 |
TYPICAL OPERATING PROCEDURES
| Diameter | Polarity |
CTWD
mm (in.) |
Wire Feed Speed
m/min (in/min) |
Voltage
volts |
Approx. Current
amps |
Melt-off Rate
kg/hr (lb/hr) |
Deposition Rate
kg/hr (lb/hr) |
Efficiency
% |
|---|---|---|---|---|---|---|---|---|
| 5/64 in (2.0 mm) | DC- | 25 (1) | 1.3 (50) | 16-17 | 145 | 1.4 (3.0) | 1.0 (2.3) | 76 |
| 5/64 in (2.0 mm) | DC- | 25 (1) | 1.8 (70) | 18-19 | 195 | 2.0 (4.3) | 1.5 (3.3) | 76 |
| 5/64 in (2.0 mm) | DC- | 25 (1) | 2.3 (90) | 19-20 | 240 | 2.5 (5.5) | 2.0 (4.3) | 78 |
| 5/64 in (2.0 mm) | DC- | 25 (1) | 2.8 (110) | 20-21 | 275 | 3.0 (6.7) | 2.4 (5.3) | 79 |
| 5/64 in (2.0 mm) | DC- | 25 (1) | 3.0 (120) | 21-22 | 290 | 3.3 (7.3) | 2.6 (5.8) | 79 |
| 5/64 in (2.0 mm) | DC- | 25 (1) | 3.5 (140) | 22-23 | 310 | 3.9 (8.5) | 3.0 (6.9) | 81 |