Detalles
El mejor producto E71T-12 de Lincoln Electric debido a sus características muy superiores de arco eléctrico, altos valores de impacto y en un amplia variedad de aplicaciones que incluyen plataformas, contenedores y en la fabricación de recipientes a presión
Características
- Capaz de producir depósitos de soldadura con valores de impacto que exceden los 27 J (20 ftlb) a -40°C (-40°F)
- Diseñado para soldar con un gas de protección de 75% de argón y el balance de CO2
- Desempeño premium del arco eléctrico y gran apariencia de los cordones de soldadura
- Empacado en bolsas de aluminio ProTech®
- Select packaging and diameter are available meeting Buy America & American Iron & Steel (AIS) standards.
Aplicaciones Típicas
- Plataformas marinas
- Recipientes a presión
- Astilleros
- Fabricación de maquinaria pesada
- Aplicaciones bajo el código ASME
Posiciones de soldadura
- Todas las posiciones de soldadura
Gas protector
- Mezcla de gases
Servicio de información
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CONFORMANCE
CONFORMANCES | SPECIFICATION | CLASSIFICATION |
---|---|---|
AWS | AWS A5.20 | E71T-12M-JH8, E71T-1M-JH8, E71T-9M-JH8 |
AWS | AWS A5.36 | E71T1-M21A4-CS2-H8 |
ABS | ABS - Part 2 | 4YSA H10 |
CWB | CSA W48 | E491T1-M21A4-CS1-H8 (E491T-9MJ-H8), E491T1-M21A4-CS2-H8 (E491T-12MJ-H8) |
DNV-GL | DNV - 2.9 | IV YMS H10 |
LR | LR - Chapter 11 | 4YS 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) @ -40°C (-40°F) |
---|---|---|---|---|---|---|
E71T-12M-JH8 Requirement | 75-80% Ar, balance CO2 | DC+ | 400 (58) min. | 480-620 (70-90) | 22 min. | 27 (20) min. |
E71T-1M-JH8 Requirement | 75-80% Ar, balance CO2 | DC+ | 400 (58) min. | 480-660 (70-95) | 22 min. | 27 (20) min. |
E71T-9M-JH8 Requirement | 75-80% Ar, balance CO2 | DC+ | 400 (58) min. | 480-660 (70-95) | 22 min. | 27 (20) min. |
E71T1-M21A4-CS2-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+ | 500-570 (72-82) | 570-620 (82-89) | 22-29 | 36-165 (26-122) |
DEPOSIT COMPOSITION
Classification | Shielding Gas | Polarity | %B | %C | %Mn | %P | %S | %Si |
Diffusible Hydrogen
mL/100g Weld Metal |
---|---|---|---|---|---|---|---|---|---|
E71T-12M-JH8 Requirement | 75-80% Ar, balance CO2 | DC+ | 0.12 max. | 1.60 max. | 0.03 max. | 0.03 max. | 0.90 max. | 8.0 max. | |
E71T-1M-JH8 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-JH8 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-M21A4-CS2-H8 Requirement | M21-ArC | DC+ | 0.12 max. | 1.60 max. | 0.030 max. | 0.030 max. | 0.90 max. | 8 max. | |
Typical Result | 75% Ar, 25% CO2 | DC+ | 0.0038-0.006 | 0.03-0.06 | 1.36-1.53 | 0.015 max. | 0.012 max. | 0.32-0.36 | 2-6 |
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) | 75-80% Ar / balance CO2 | DC+ | 25 (1) | 4.4 (175) | 20-25 | 140 | 1.8 (4.0) | 1.6 (3.5) | 86-88 |
0.045 in (1.1 mm) | 75-80% Ar / balance CO2 | DC+ | 25 (1) | 5.7 (225) | 21-26 | 150 | 2.3 (5.1) | 2.0 (4.5) | 86-88 |
0.045 in (1.1 mm) | 75-80% Ar / balance CO2 | DC+ | 25 (1) | 7.0 (275) | 22-27 | 165 | 2.8 (6.3) | 2.5 (5.5) | 86-88 |
0.045 in (1.1 mm) | 75-80% Ar / balance CO2 | DC+ | 25 (1) | 8.3 (325) | 22-27 | 190 | 3.4 (7.4) | 2.9 (6.5) | 86-88 |
0.045 in (1.1 mm) | 75-80% Ar / balance CO2 | DC+ | 25 (1) | 8.9 (350) | 23-28 | 205 | 3.6 (8.0) | 3.2 (7.0) | 86-88 |
0.045 in (1.1 mm) | 75-80% Ar / balance CO2 | DC+ | 25 (1) | 10.2 (400) | 24-29 | 230 | 4.1 (9.1) | 3.6 (8.0) | 86-88 |
0.045 in (1.1 mm) | 75-80% Ar / balance CO2 | DC+ | 25 (1) | 11.4 (450) | 25-31 | 245 | 4.7 (10.3) | 4.1 (9.0) | 86-88 |
0.045 in (1.1 mm) | 75-80% Ar / balance CO2 | DC+ | 25 (1) | 12.1 (475) | 26-32 | 265 | 4.9 (10.8) | 4.3 (9.5) | 86-88 |
0.045 in (1.1 mm) | 75-80% Ar / balance CO2 | DC+ | 25 (1) | 13.3 (525) | 27-33 | 280 | 5.4 (12.0) | 4.7 (10.4) | 86-88 |
0.052 in (1.3 mm) | 75-80% Ar / balance CO2 | DC+ | 25 (1) | 3.8 (150) | 20-25 | 150 | 2.0 (4.5) | 1.8 (3.9) | 86-88 |
0.052 in (1.3 mm) | 75-80% Ar / balance CO2 | DC+ | 25 (1) | 4.4 (175) | 21-26 | 165 | 2.4 (5.2) | 2.1 (4.6) | 86-88 |
0.052 in (1.3 mm) | 75-80% Ar / balance CO2 | DC+ | 25 (1) | 5.1 (200) | 22-27 | 190 | 2.7 (6.0) | 2.4 (5.2) | 86-88 |
0.052 in (1.3 mm) | 75-80% Ar / balance CO2 | DC+ | 25 (1) | 5.7 (225) | 23-28 | 215 | 3.1 (6.7) | 2.7 (5.9) | 86-88 |
0.052 in (1.3 mm) | 75-80% Ar / balance CO2 | DC+ | 25 (1) | 6.4 (250) | 24-29 | 235 | 3.4 (7.5) | 2.9 (6.5) | 86-88 |
0.052 in (1.3 mm) | 75-80% Ar / balance CO2 | DC+ | 25 (1) | 7.6 (300) | 25-30 | 255 | 4.1 (9.0) | 3.5 (7.8) | 86-88 |
0.052 in (1.3 mm) | 75-80% Ar / balance CO2 | DC+ | 25 (1) | 8.3 (325) | 27-31 | 275 | 4.4 (9.7) | 3.8 (8.5) | 86-88 |
0.052 in (1.3 mm) | 75-80% Ar / balance CO2 | DC+ | 25 (1) | 8.9 (350) | 28-32 | 295 | 4.7 (10.5) | 4.1 (9.1) | 86-88 |
0.052 in (1.3 mm) | 75-80% Ar / balance CO2 | DC+ | 25 (1) | 11.4 (450) | 29-34 | 330 | 6.1 (13.5) | 5.3 (11.7) | 86-88 |
1/16 in (1.6 mm) | 75-80% Ar / balance CO2 | DC+ | 25 (1) | 3.8 (150) | 21-26 | 200 | 2.9 (6.3) | 2.5 (5.5) | 86-88 |
1/16 in (1.6 mm) | 75-80% Ar / balance CO2 | DC+ | 25 (1) | 4.4 (175) | 22-27 | 215 | 3.3 (7.4) | 2.9 (6.4) | 86-88 |
1/16 in (1.6 mm) | 75-80% Ar / balance CO2 | DC+ | 25 (1) | 5.1 (200) | 22-28 | 235 | 3.8 (8.4) | 3.3 (7.3) | 86-88 |
1/16 in (1.6 mm) | 75-80% Ar / balance CO2 | DC+ | 25 (1) | 5.7 (225) | 24-29 | 265 | 4.3 (9.5) | 3.7 (8.2) | 86-88 |
1/16 in (1.6 mm) | 75-80% Ar / balance CO2 | DC+ | 25 (1) | 6.4 (250) | 25-30 | 285 | 4.8 (10.5) | 4.2 (9.2) | 86-88 |
1/16 in (1.6 mm) | 75-80% Ar / balance CO2 | DC+ | 25 (1) | 7.6 (300) | 26-31 | 315 | 5.7 (12.6) | 5.0 (11.0) | 86-88 |
1/16 in (1.6 mm) | 75-80% Ar / balance CO2 | DC+ | 25 (1) | 8.3 (325) | 27-32 | 335 | 6.2 (13.7) | 5.4 (11.9) | 86-88 |
1/16 in (1.6 mm) | 75-80% Ar / balance CO2 | DC+ | 25 (1) | 8.9 (350) | 28-33 | 365 | 6.7 (14.7) | 5.8 (12.8) | 86-88 |
1/16 in (1.6 mm) | 75-80% Ar / balance CO2 | DC+ | 25 (1) | 10.2 (400) | 29-34 | 415 | 7.6 (16.8) | 6.6 (14.6) | 86-88 |
NOTES
Note |
---|
⁽¹⁾ To estimate ESO, subtract 1/4 in. (6.0 mm) from CTWD. |