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Pipeliner Family

Diameters / Packaging

Diameters
 6,4 KG COIL
2.0 mm ED031968

Pipeliner® NR®-208-XP

Flux-Cored Self-Shielded (FCAW-S)

CLASSIFICATIONS:
AWS 81T8-G

Pipeliner® NR®-208-XP from Lincoln Electric has been micro-alloyed to be capable of exceeding impact values of 68 J (50 ft·lbf) @ -29°C (-20°F).

Diameter

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  • 2.0 mm

Package

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  • 6,4 KG COIL

DETAILS

Has been micro-alloyed to be capable of exceeding impact values of 68 J (50 ft·lbf) @ -29°C (-20°F). It is recommended for hot, fill and cap pass welding of up to X80 grade pipe.

Features

  • Vertical down hot, fill and cap pass welding of up to X80 grade pipe
  • Capable of producing weld deposits with impact toughnesss exceeding 122 J (90 ft·lbf) at -40°C (-40°F)
  • ProTech® hermetically sealed packaging

Typical Applications

  • Hot, fill and cap pass welding of up to X80 grade pipe
  • Cold temperature cross country pipe applications

Welding Positions

  • All except vertical up

Shielding Gas

  • N/A

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 E81T8-G
AWS AWS A5.36 E81T8-A4-K12

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) 		Hardness Rockwell B
E81T8-G Requirement DC- 470 (68) min. 550-690 (80-100) 19 min. Info. Only
E81T8-A4-K12 Requirement DC- 470 (68) min. 550-690 (80-100) 19 min. 27 (20) min. Info. Only
Typical Result, As-welded DC- 490-560 (70-81) 550-630 (80-91) 20-29 52-301 (38-222) 94-167 (69-123) 92
Typical Result, As-welded DC+ 520-540 (76-78) 590-610 (86-88) 20-26 94-235 (69-174)

DEPOSIT COMPOSITION

Classification Polarity %Al %B %C %Cr %Cu %Mn %Mo %Ni %P %S %Si %V
E81T8-G Requirement DC- 1.8 max. Info. Only 0.30 min. * 0.50 min. * 0.20 min. * 0.50 min. * 0.030 max. 0.030 max. 1.00 max. 0.10 min. *
E81T8-A4-K12 Requirement DC- 1.8 max. 0.15 max. 0.20 max. 1.50 - 2.75 0.50 max. 0.75 - 2.00 0.030 max. 0.030 max. 0.80 max. 0.05 max.
Typical Result DC- 0.7-1.2 0.0014 max. 0.01-0.03 0.04-0.07 0.04-0.07 2.21-2.56 0.02 max. 1.04-1.22 0.006-0.015 0.003 max. 0.12-0.15 0.003 max.
Typical Result DC+ 1.0-1.2 0.001 max. 0.01-0.02 0.05-0.06 2.27-2.46 0.01-0.02 1.12-1.15 0.008-0.010 0.003 max. 0.12-0.14 0.003 max.

TYPICAL OPERATING PROCEDURES

Diameter 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
%
1.7mm (0.068 in) DC- 19 (3/4) 1.7-3.8 (70-150) 16-22 165-250 1.4-3.1 (3.1-6.8) 1.1-2.5 (2.5-5.5) 78-81
2.0 mm (5/64 in) DC- 19 (3/4) 1.7-3.3 (70-130) 17-20 195-295 1.8-3.5 (4.0-7.6) 1.5-2.9 (3.3-6.4) 82-83

NOTES

Note
* To meet the requirements of a "G" classification, the chemical composition of the weld deposit must meet the minimum requirement for one or more of these elements.
⁽¹⁾ For electrical stickout (ESO) subtract 6.4 mm (1/4 in) from contact tip to work distance (CTWD).