Excalibur 7018 MR 14 stick electrode"

Diameters / Packaging

Diameters
10 lb
50 lb
50 lb Buy America
1/4 in ED030896
1/8 in ED032600 ED030893 ED034040
3/16 in ED030895 ED034042
3/32 in ED032599 ED030892 ED034039
5/32 in ED030894 ED034041
7/32 in ED030897 ED034315

Excalibur® 8018-C3 MR®

Stick (SMAW) Electrode

AWS: E8018-C3

Low Alloy, Low Hydrogen • AWS E8018-C3 H4R

DETAILS

Features

  • Designed to produce a 1% nickel deposit
  • Premium arc performance
  • Easy strike and re-strike
  • Effortless slag removal
  • Meets NACE MR0175 for sour gas applications
  • Test data available for SSC (NACE TM0177)

Typical Applications

  • Cross country pipe repair
  • Piping and gas storage tanks
  • Weathering steels
  • Shipbuilding

Welding Positions

  • All except vertical down

Shielding Gas

  • Not Applicable

Special Features

You May Also Need

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 A5.5 E8018-C3 H4R
ISO ISO 2560-B E5518-N2 A U H5
ABS AWS A5.5 E8018-C3 H4R
TUV AWS A5.5 E8018-C3 H4R
CWB CSA W48 E5518-C3-H4

MECHANICAL PROPERTIES

Classification Yield Strength @ 0.2% Offset
MPa (ksi)
Tensile Strength
MPa (ksi)
Elongation
%
Charpy V-Notch
J (ft-lbs) @ -40°C (-40°F)
Hardness Rockwell B
E8018-C3 H4R Requirement 470-550 (68-80) 550 (80) min. 24 min. 27 (20) min.
Typical Result, As-welded 480-540 (70-78) 560-620 (82-89) 25-30 47-159 (35-117) 88-93

DEPOSIT COMPOSITION

Classification %C %Cr %Mn %Mo %Ni %P %S %Si %V Diffusible Hydrogen
mL/100g Weld Metal
1800F H2O - As received 1800F H2O - After 9 hrs at 80F/80%RH
E8018-C3 H4R Requirement 0.12 max. 0.15 max. 0.40 - 1.25 0.35 max. 0.80 - 1.10 0.03 max. 0.03 max. 0.80 max. 0.05 max. 4 max. 0.2 max. 0.4 max.
Typical Result 0.04-0.12 0.02-0.05 0.91-1.14 0.11-0.33 0.81-1.10 0.01-0.02 0.01 max. 0.22-0.44 0.01 max. 1-4 0.1 max. 0.1-0.4

TYPICAL OPERATING PROCEDURES

Diameter Polarity⁽¹⁾ Current
Amps
3/32 in (2.4 mm) DC± 70-110
3/32 in (2.4 mm) AC 80-120
1/8 in (3.2 mm) DC± 90-160
1/8 in (3.2 mm) AC 100-160
5/32 in (4.0 mm) DC± 130-210
5/32 in (4.0 mm) AC 140-210
3/16 in (4.8 mm) DC± 180-300
3/16 in (4.8 mm) AC 200-300
7/32 in (5.6 mm) DC± 250-330
7/32 in (5.6 mm) AC 270-370
1/4 in (6.4 mm) DC± 300-400
1/4 in (6.4 mm) AC 325-425

NOTES

Note
⁽¹⁾ Preferred polarity is listed first.