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Diameters / Packaging

Diameters
 33 lb Spool
0.045 in (1.1 mm) ED034861
0.052 in (1.3 mm) ED034862
1/16 in (1.6 mm) ED034863

UltraCore® 81K2M-H Plus Flux-cored (FCAW-G) Wire

Flux-Cored Gas-Shielded (FCAW-G) | ED034861

AWS:
E81T1-K2M-JH4
E81T1-M21A6-K2-H4

UltraCore® 81K2M-H Plus from Lincoln Electric is capable of superior toughness at-60°F

Diamètre

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  • 0.045 in (1.1 mm)
  • 0.052 in (1.3 mm)
  • 1/16 in (1.6 mm)

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  • 33 lb Spool
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Détails

Innovative design capable of superior toughness at-60°F

Disclaimers

Warning -

Cancer and Reproductive Harm -

www.P65Warnings.ca.gov

Des informations de service

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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

See test result disclaimer

CONFORMANCE

CONFORMANCES SPECIFICATION CLASSIFICATION
AWS AWS A5.29 E81T1-K2M-JH4
AWS AWS A5.36 E81T1-M21A6-K2-H4, E81T1-M21P4-K2-H4

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) 		Charpy V-Notch
J (ft-lbs) @ -50°C (-60°F)
E81T1-K2M-JH4 Requirement 75-80% Ar, balance CO2 DC+ 470 (68) min. 550-690 (80-100) 19 min. 27 (20) min.
E81T1-M21A6-K2-H4 Requirement M21-ArC DC+ 470 (68) min. 550-690 (80-100) 19 min. 27 (20) min.
E81T1-M21P4-K2-H4 Requirement M21-ArC DC+ 470 (68) min. 550-690 (80-100) 19 min. 27 (20) min.
Typical Result, As-welded 75% Ar, 25% CO2 DC+ 480-610 (70-88) 570-670 (82-98) 19-28 87-115 (64-85) 53-141 (39-104)
Typical Result, 1 hour @ 620°C (1150°F) 75% Ar, 25% CO2 DC+ 470-560 (69-82) 580-650 (84-94) 23-28 57-110 (42-81)

DEPOSIT COMPOSITION

Classification Shielding Gas Polarity %B %C %Cr %Mn %Mo %Ni %P %S %Si %V Diffusible Hydrogen
mL/100g Weld Metal
E81T1-K2M-JH4 Requirement 75-80% Ar, balance CO2 DC+ 0.15 max. 0.15 max. 0.50 - 1.75 0.35 max. 1.00 - 2.00 0.030 max. 0.030 max. 0.80 max. 0.05 max. 4.0 max.
E81T1-M21A6-K2-H4 Requirement M21-ArC DC+ 0.15 max. 0.15 max. 0.50 - 1.75 0.35 max. 1.00 - 2.00 0.030 max. 0.030 max. 0.80 max. 0.05 max. 4 max.
E81T1-M21P4-K2-H4 Requirement M21-ArC DC+ 0.15 max. 0.15 max. 0.50 - 1.75 0.35 max. 1.00 - 2.00 0.030 max. 0.030 max. 0.80 max. 0.05 max. 4 max.
Typical Result 75% Ar, 25% CO2 DC+ 0.004-0.007 0.05-0.07 0.05 max. 1.16-1.36 0.02 max. 1.40-1.66 0.015 max. 0.011 max. 0.37-0.47 0.005 max. 1.6-4

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+ 19 (3/4) 4.4 (175) 24 - 28 120 1.8 (3.9) 1.5 (3.4) 85-87
0.045 in (1.1 mm) 75% Ar, 25% CO2 DC+ 19 (3/4) 6.4 (250) 25 - 29 140 2.5 (5.6) 2.2 (4.8) 85-87
0.045 in (1.1 mm) 75% Ar, 25% CO2 DC+ 19 (3/4) 7.6 (300) 26 - 30 155 3.1 (6.8) 2.6 (5.8) 85-87
0.045 in (1.1 mm) 75% Ar, 25% CO2 DC+ 19 (3/4) 8.9 (350) 27 - 31 170 3.6 (7.9) 3.1 (6.8) 85-87
0.045 in (1.1 mm) 75% Ar, 25% CO2 DC+ 25 (1) 10.2 (400) 28 - 32 185 4.1 (9.0) 3.5 (7.8) 85-87
0.045 in (1.1 mm) 75% Ar, 25% CO2 DC+ 25 (1) 11.4 (450) 28 - 32 200 4.6 (10.1) 4.0 (8.8) 85-87
0.045 in (1.1 mm) 75% Ar, 25% CO2 DC+ 25 (1) 12.7 (500) 29 - 33 220 5.1 (11.3) 4.4 (9.8) 85-87
0.052 in (1.3 mm) 75% Ar, 25% CO2 DC+ 19 (3/4) 3.8 (150) 24 - 28 150 2.1 (4.7) 1.7 (3.8) 81-84
0.052 in (1.3 mm) 75% Ar, 25% CO2 DC+ 19 (3/4) 5.1 (200) 25 - 29 170 2.9 (6.3) 2.4 (5.2) 81-84
0.052 in (1.3 mm) 75% Ar, 25% CO2 DC+ 19 (3/4) 6.4 (250) 26 - 30 195 3.5 (7.8) 3.0 (6.5) 81-84
0.052 in (1.3 mm) 75% Ar, 25% CO2 DC+ 25 (1) 7.6 (300) 27 - 31 215 4.3 (9.4) 3.6 (7.9) 81-84
0.052 in (1.3 mm) 75% Ar, 25% CO2 DC+ 25 (1) 8.9 (350) 28 - 32 240 5.0 (11.0) 4.2 (9.2) 81-84
1/16 in (1.6 mm) 75% Ar, 25% CO2 DC+ 19 (3/4) 3.8 (150) 25 - 29 190 2.9 (6.4) 2.4 (5.3) 83-87
1/16 in (1.6 mm) 75% Ar, 25% CO2 DC+ 19 (3/4) 4.4 (175) 25 - 29 205 3.4 (7.5) 2.9 (6.3) 83-87
1/16 in (1.6 mm) 75% Ar, 25% CO2 DC+ 19 (3/4) 5.1 (200) 26 - 30 220 3.9 (8.5) 3.3 (7.2) 83-87
1/16 in (1.6 mm) 75% Ar, 25% CO2 DC+ 19 (3/4) 5.7 (225) 26 - 30 230 4.4 (9.6) 3.7 (8.1) 83-87
1/16 in (1.6 mm) 75% Ar, 25% CO2 DC+ 19 (3/4) 6.4 (250) 27 - 31 245 4.8 (10.6) 4.1 (9.1) 83-87
1/16 in (1.6 mm) 75% Ar, 25% CO2 DC+ 25 (1) 7.6 (300) 27 - 31 275 5.8 (12.7) 4.9 (10.9) 83-87
1/16 in (1.6 mm) 75% Ar, 25% CO2 DC+ 25 (1) 8.3 (325) 28 - 32 290 6.3 (13.8) 5.4 (11.9) 83-87
1/16 in (1.6 mm) 75% Ar, 25% CO2 DC+ 25 (1) 8.9 (350) 28 - 32 300 6.7 (14.8) 5.8 (12.8) 83-87

NOTES

Note
⁽¹⁾ To estimate ESO, subtract 1/4 in. (6.0 mm) from CTWD.