Lincoln Electric Excalibur® 7018-A1 MR® Stick (SMAW) Electrode Stick (SMAW) | ED032877, 5/32 x 14 in, 50 lb Can

Lincoln Electric Excalibur® 7018-A1 MR® Stick (SMAW) Electrode Stick (SMAW) | ED032877, 5/32 x 14 in, 50 lb Can

Lincoln Electric Excalibur® 7018-A1 MR® Stick (SMAW) Electrode Stick (SMAW) | ED032877, 5/32 x 14 in, 50 lb Can

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Excalibur® 7018-A1 MR® Stick (SMAW) Electrode

Stick (SMAW) | ED032877

CLASSIFICATIONS:
E7018-A1
E7018-A1 H4R

Low Alloy, Low Hydrogen • AWS E7018-A1 H4R

5/32 x 14 in (4.0 x 350 mm)

DETAILS

Low alloy stick electrode designed for welding 0.50% molybdenum steel

Features

  • Designed for welding 0.50% molybdenum steel
  • Premium arc performance
  • Easy strike
  • Easy slag removal
  • Square coating burn-off

  • CONFORMANCE

    CONFORMANCES
    AWS
    ABS
    CWB
    SPECIFICATION CLASSIFICATION
    AWS A5.5 E7018-A1 H4R
    AWS A5.5 E7018-A1 H4R
    CSA W48 E4918-A1-H4R

    MECHANICAL PROPERTIES

    Classification
    E7018-A1 H4R Requirement
    Typical Result, 1 hour @ 620°C (1150°F)
    Yield Strength @ 0.2% Offset
    MPa (ksi)     		Tensile Strength
    MPa (ksi)     		Elongation
    %     		Hardness Rockwell B
    390 (57) min. 480 (70) min. 22 min.
    460-520 (67-75) 560-620 (81-89) 22-31 88-93

    DEPOSIT COMPOSITION

    Classification
    E7018-A1 H4R Requirement
    Typical Result
    %C %Mn %Mo %P %S %Si Diffusible Hydrogen
    mL/100g Weld Metal     		1800F H2O - As received 1800F H2O - After 9 hrs at 80F/80%RH
    0.12 max. 0.90 max. 0.40 - 0.65 0.03 max. 0.03 max. 0.80 max. 4 max. 0.3 max. 0.4 max.
    0.04-0.06 0.69-0.86 0.49-0.58 0.01-0.02 0.01 max. 0.38-0.59 0.9-3 0.1 max. 0.2-0.4

    TYPICAL OPERATING PROCEDURES

    Diameter
    3/32 in (2.4 mm)
    3/32 in (2.4 mm)
    1/8 in (3.2 mm)
    1/8 in (3.2 mm)
    5/32 in (4.0 mm)
    5/32 in (4.0 mm)
    bran
    Polarity⁽¹⁾ Current
    Amps
    DC+ 60-110
    AC 65-120
    DC+ 85-160
    AC 90-170
    DC+ 110-210
    AC 115-220

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