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Pipeliner Family

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Durchmesser
 6,4 KG COIL
2,0 mm ED031968

Pipeliner® NR®-208-XP

Schweißen mit selbstschützenden Fülldrähten (FCAW-S)

KLASSIFIZIERUNGEN::
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).

Durchmesser

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  • 2,0 mm

Lieferform

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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.

Eigenschaften

  • 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

Typische Anwendungen

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

Schweißpositionen

  • All except vertical up

Schutzgas

  • N/A

Service Informationen

Dokumentation

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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-Suchseite

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).