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Lincoln 7018 AC Stick Electrode 1 lb tubes
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Diameters / Packaging

Diameters
 (4) 5 lb Tube
1/8 x 14 in (3.2 x 350 mm) ED033518

JET-LH® 78 MR®-RSP

Stick (SMAW)

AWS:
E7018 H4R

Mild steel, Low hydrogen E7018 H4R

Diamètre

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  • 1/8 x 14 in (3.2 x 350 mm)

Paquet

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  • (4) 5 lb Tube
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Détails

Traits

  • Smooth arc performance
  • moisture resistance
  • Meets AWS "R" requirements

Applications typiques

  • Structural
  • Chemical processing structures
  • Ship building
  • Pressure piping
  • Mild steel

Positions de soudage

  • All except vertical down

Gaz de protection

  • Not Applicable

Caractéristiques spéciales

  • Retail Small Packaging (RSP). All RSP products carry AWS compliance. Unlike the standard products, RSP products have no other agencies approvals.

Disclaimers

Warning -

Cancer and Reproductive Harm -

www.P65Warnings.ca.gov

Des informations de service

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 A5.1 E7018 H4R

MECHANICAL PROPERTIES

Classification Yield Strength @ 0.2% Offset
MPa (ksi) 		Tensile Strength
MPa (ksi) 		Elongation
% 		Charpy V-Notch
J (ft-lbs) @ -30°C (-20°F)
E7018 H4R Requirement 400 (58) min. 480 (70) min. 22 min. 27 (20) min.
Typical Result, As-welded 430-470 (62-68) 520-570 (75-83) 27-30 130-313 (96-231)

DEPOSIT COMPOSITION

Classification %C %Cr %Mn %Mo %Ni %P %S %Si %V %Mn+Ni+Cr+Mo+V Diffusible Hydrogen
mL/100g Weld Metal 		1800F H2O - As received 1800F H2O - After 9 hrs at 80F/80%RH
E7018 H4R Requirement 0.15 max. 0.20 max. 1.60 max. 0.30 max. 0.30 max. 0.035 max. 0.035 max. 0.75 max. 0.08 max. 1.75 max. 4 max. 0.3 max. 0.4 max.
Typical Result 0.05 0.03-0.06 0.89-1.19 0.01 0.02-0.04 0.011-0.013 0.007-0.011 0.20-0.30 0.01 0.96-1.31 2 0.1 0.2-0.3

TYPICAL OPERATING PROCEDURES

Diameter Polarity⁽¹⁾ Current
Amps
3/32" (2.4 mm) DC+ 65-100
3/32" (2.4 mm) AC 70-105
1/8" (3.2 mm) DC+ 110-160
1/8" (3.2 mm) AC 120-170
5/32" (4.0 mm) DC+ 130-200
5/32" (4.0 mm) AC 140-230

NOTES

Note
⁽¹⁾ Preferred polarity is listed first.