Excalibur 7018 MR 14 stick electrode"

Diameters / Packaging

Diameters
10 lb
50 lb
1/4 in ED030880
1/8 in ED032597 ED030877
3/16 in ED030879
3/32 in ED032596 ED030876
5/32 in ED030878

Excalibur® 8018-C1 MR®

Stick (SMAW) Electrode

AWS: E8018-C1

Low Alloy, Low Hydrogen • AWS E8018-C1 H4R

DETAILS

Features

  • Easy strike
  • Premium arc performance
  • Easy slag removal

Typical Applications

  • Low temperature applications
  • Refrigerated ammonia tanks
  • Liquefied gas storage, piping and transportation
  • Weathering steels
  • Applications requiring stress-relieved conditions

Welding Positions

  • All except vertical down

Shielding Gas

  • Not Applicable

Special Features

  • Designed to produce a nominal 2.25% nickel deposit

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-C1 H4R
CWB CSA W48 E5518-C1-H4

MECHANICAL PROPERTIES

Classification Yield Strength @ 0.2% Offset
MPa (ksi)
Tensile Strength
MPa (ksi)
Elongation
%
Charpy V-Notch
J (ft-lbs) @ -60°C (-75°F)
Hardness Rockwell B
E8018-C1 H4R Requirement 460 (67) min. 550 (80) min. 19 min. 27 (20) min.
Typical Result, 1 hour @ 605°C (1125°F) 460-560 (67-81) 560-660 (82-96) 23-30 50-138 (37-102) 88-94

DEPOSIT COMPOSITION

Classification %C %Mn %Ni %P %S %Si Diffusible Hydrogen
mL/100g Weld Metal
1800F H2O - As received 1800F H2O - After 9 hrs at 80F/80%RH
E8018-C1 H4R Requirement 0.12 max. 1.25 max. 2.00 - 2.75 0.03 max. 0.03 max. 0.80 max. 4 max. 0.2 max. 0.4 max.
Typical Result 0.05-0.11 0.92-1.22 2.04-2.35 0.01-0.02 0.01 max. 0.23-0.38 1-4 0.2 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 325-430

NOTES

Note
⁽¹⁾ Preferred polarity is listed first.