Detalles
El UltraCore® HD-M de Lincoln Electric es un alambre tubular de acero dulce con protección gaseosa diseñado para proveer altas tasas de depósito y una apariencia plana en los cordones de soldadura que se requiere en muchas aplicaciones fuera de posición
Características
- Altas tasas de depósito - incrementa el depósito de soldadura hasta en 10 lbs/hr en posición vertical y sobrecabeza
- Cordones planos
Aplicaciones Típicas
- Astilleros
- Fabricación general
Posiciones de soldadura
- Todas las posiciones de soldadura
Gas protector
- Mezclas de gases
Servicio de información
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CONFORMANCE
| CONFORMANCES | SPECIFICATION | CLASSIFICATION |
|---|---|---|
| AWS | AWS A5.20 | E71T-1M-H8, E71T-9M-H8 |
| AWS | AWS A5.36 | E71T1-M21A2-CS1-H8 |
| ABS | ABS - Part 2 | 3YSA H10 |
| CWB | CSA W48 | E491T1-M21A3-CS1-H8 (E491T-9M-H8) |
| DNV-GL | DNV - 2.9 | III YMS H10 |
| LR | LR - Chapter 11 | 3YS H10 |
MECHANICAL PROPERTIES
| Classification | Shielding Gas | Polarity |
Yield Strength @ 0.2% Offset
MPa (ksi) |
Tensile Strength
MPa (ksi) |
Elongation
% |
Charpy V-Notch
J (ft-lbs) @ -20°C (0°F) |
Charpy V-Notch
J (ft-lbs) @ -30°C (-20°F) |
|---|---|---|---|---|---|---|---|
| E71T-1M-H8 Requirement | 75-80% Ar, balance CO2 | DC+ | 400 (58) min. | 480-660 (70-95) | 22 min. | 27 (20) min. | |
| E71T-9M-H8 Requirement | 75-80% Ar, balance CO2 | DC+ | 400 (58) min. | 480-660 (70-95) | 22 min. | 27 (20) min. | |
| E71T1-M21A2-CS1-H8 Requirement | M21-ArC | DC+ | 400 (58) min. | 480-660 (70-95) | 22 min. | 27 (20) min. | |
| Typical Result, As-welded | 75% Ar, 25% CO2 | DC+ | 540 (78) | 600-650 (87-95) | 22 | 34-39 (25-29) | 29-128 (21-94) |
DEPOSIT COMPOSITION
| Classification | Shielding Gas | Polarity | %B | %C | %Mn | %P | %S | %Si |
Diffusible Hydrogen
mL/100g Weld Metal |
|---|---|---|---|---|---|---|---|---|---|
| E71T-1M-H8 Requirement | 75-80% Ar, balance CO2 | DC+ | 0.12 max. | 1.75 max. | 0.03 max. | 0.03 max. | 0.90 max. | 8.0 max. | |
| E71T-9M-H8 Requirement | 75-80% Ar, balance CO2 | DC+ | 0.12 max. | 1.75 max. | 0.03 max. | 0.03 max. | 0.90 max. | 8.0 max. | |
| E71T1-M21A2-CS1-H8 Requirement | M21-ArC | DC+ | 0.12 max. | 1.75 max. | 0.030 max. | 0.030 max. | 0.90 max. | 8 max. | |
| Typical Result | 75% Ar, 25% CO2 | DC+ | 0.003-0.0068 | 0.04-0.06 | 1.35-1.58 | 0.01-0.015 | 0.01 max. | 0.45-0.58 | 3.3-8 |
TYPICAL OPERATING PROCEDURES
| Diameter | Shielding Gas | Polarity |
CTWD
mm (in.)⁽¹⁾ |
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
% |
|---|---|---|---|---|---|---|---|---|---|
| 0.045 in (1.1 mm) | 75% Ar / 25% CO2 | DC+ | 25 (1) | 4.4 (175) | 21-26 | 130 | 1.8 (4.0) | 1.6 (3.5) | 87 - 88 |
| 0.045 in (1.1 mm) | 75% Ar / 25% CO2 | DC+ | 25 (1) | 6.4 (250) | 22-27 | 155 | 2.6 (5.7) | 2.3 (5.0) | 87 - 88 |
| 0.045 in (1.1 mm) | 75% Ar / 25% CO2 | DC+ | 25 (1) | 7.6 (300) | 23-28 | 170 | 3.1 (6.9) | 2.7 (6.0) | 87 - 88 |
| 0.045 in (1.1 mm) | 75% Ar / 25% CO2 | DC+ | 25 (1) | 8.9 (350) | 23-29 | 190 | 3.6 (8.0) | 3.2 (7.0) | 87 - 88 |
| 0.045 in (1.1 mm) | 75% Ar / 25% CO2 | DC+ | 25 (1) | 10.2 (400) | 25-30 | 205 | 4.1 (9.1) | 3.6 (8.0) | 87 - 88 |
| 0.045 in (1.1 mm) | 75% Ar / 25% CO2 | DC+ | 25 (1) | 11.4 (450) | 26-31 | 225 | 4.7 (10.3) | 4.1 (9.0) | 87 - 88 |
| 0.045 in (1.1 mm) | 75% Ar / 25% CO2 | DC+ | 25 (1) | 12.7 (500) | 27-33 | 230 | 5.2 (11.4) | 4.5 (9.9) | 87 - 88 |
| 0.045 in (1.1 mm) | 75% Ar / 25% CO2 | DC+ | 25 (1) | 14.0 (550) | 28-33 | 245 | 5.7 (12.6) | 4.9 (10.9) | 87 - 88 |
| 0.045 in (1.1 mm) | 75% Ar / 25% CO2 | DC+ | 25 (1) | 15.2 (600) | 28-34 | 265 | 6.2 (13.7) | 5.4 (11.9) | 87 - 88 |
| .052" (1.3 mm) | 75% Ar / 25% CO2 | DC+ | 25 (1) | 3.8 (150) | 22-26 | 145 | 2.0 (4.5) | 1.8 (3.9) | 87 - 88 |
| .052" (1.3 mm) | 75% Ar / 25% CO2 | DC+ | 25 (1) | 5.1 (200) | 23-27 | 170 | 2.7 (6.0) | 2.4 (5.2) | 87 - 88 |
| .052" (1.3 mm) | 75% Ar / 25% CO2 | DC+ | 25 (1) | 6.4 (250) | 23-28 | 190 | 3.4 (7.5) | 2.9 (6.5) | 87 - 88 |
| .052" (1.3 mm) | 75% Ar / 25% CO2 | DC+ | 25 (1) | 7.6 (300) | 24-29 | 215 | 4.1 (9.0) | 3.5 (7.8) | 87 - 88 |
| .052" (1.3 mm) | 75% Ar / 25% CO2 | DC+ | 25 (1) | 8.9 (350) | 24-30 | 235 | 4.8 (10.5) | 4.1 (9.1) | 87 - 88 |
| .052" (1.3 mm) | 75% Ar / 25% CO2 | DC+ | 25 (1) | 9.5 (375) | 25-30 | 250 | 5.1 (11.2) | 4.4 (9.8) | 87 - 88 |
| .052" (1.3 mm) | 75% Ar / 25% CO2 | DC+ | 25 (1) | 10.8 (425) | 26-31 | 270 | 5.8 (12.7) | 5.0 (11.1) | 87 - 88 |
| .052" (1.3 mm) | 75% Ar / 25% CO2 | DC+ | 25 (1) | 12.1 (475) | 26-32 | 295 | 6.4 (14.2) | 5.6 (12.4) | 87 - 88 |
| .052" (1.3 mm) | 75% Ar / 25% CO2 | DC+ | 25 (1) | 12.7 (500) | 27-33 | 305 | 6.8 (15.0) | 5.9 (13.0) | 87 - 88 |
| 1/16 in (1.6 mm) | 75% Ar / 25% CO2 | DC+ | 25 (1) | 3.8 (150) | 22 - 26 | 195 | 2.9 (6.3) | 2.5 (5.5) | 86 -87 |
| 1/16 in (1.6 mm) | 75% Ar / 25% CO2 | DC+ | 25 (1) | 4.4 (175) | 23 - 26 | 215 | 3.4 (7.4) | 2.9 (6.4) | 86 -87 |
| 1/16 in (1.6 mm) | 75% Ar / 25% CO2 | DC+ | 25 (1) | 5.1 (200) | 23 - 27 | 235 | 3.8 (8.4) | 3.3 (7.3) | 86 -87 |
| 1/16 in (1.6 mm) | 75% Ar / 25% CO2 | DC+ | 25 (1) | 5.7 (225) | 24 - 28 | 255 | 4.3 (9.5) | 3.7 (8.2) | 86 -87 |
| 1/16 in (1.6 mm) | 75% Ar / 25% CO2 | DC+ | 25 (1) | 6.4 (250) | 25 - 29 | 270 | 4.8 (10.5) | 4.1 (9.1) | 86 -87 |
| 1/16 in (1.6 mm) | 75% Ar / 25% CO2 | DC+ | 25 (1) | 7.6 (300) | 25 - 30 | 310 | 5.7 (12.6) | 5.0 (11.0) | 86 -87 |
| 1/16 in (1.6 mm) | 75% Ar / 25% CO2 | DC+ | 25 (1) | 8.3 (325) | 26 - 31 | 330 | 6.2 (13.7) | 5.4 (11.9) | 86 -87 |
| 1/16 in (1.6 mm) | 75% Ar / 25% CO2 | DC+ | 25 (1) | 8.9 (350) | 28 - 32 | 350 | 6.7 (14.7) | 5.8 (12.8) | 86 -87 |
| 1/16 in (1.6 mm) | 75% Ar / 25% CO2 | DC+ | 25 (1) | 10.2 (400) | 28 - 33 | 390 | 7.6 (16.8) | 6.6 (14.6) | 86 -87 |
NOTES
| Note |
|---|
| ⁽¹⁾ To estimate ESO, subtract 1/4 in. (6.0 mm) from CTWD. |