Excalibur 7018 MR 14 stick electrode"

Diameters / Packaging

Diameters
(3) 10 lb Easy Open Can
(6) 1 lb Tube
50 lb Easy Open Can
1/4 x 18 in (6.4 x 450 mm) ED028918
1/8 x 14 in (3.2 x 350 mm) ED032589 ED031468 ED028281
3/16 x 14 in (4.8 x 350 mm) ED028283
3/32 x 14 in (2.4 x 350 mm) ED032588 ED032086 ED028280
5/32 x 14 in (4.0 x 350 mm) ED032590 ED028282
7/32 x 18 in (5.6 x 450 mm) ED028917

EXCALIBUR® 7018 MR®

Stick (SMAW) | ED032588

CLASSIFICATIONS:
AWS A5.1 : E7018 H4R

Mild Steel, Low Hydrogen • AWS E7018 H4R

DETAILS

  • Improved coating integrity
  • Extreme bendability
  • 60% less moisture pickup vs. competition

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Features

  • Premium arc performance
  • Extreme bend ability
  • Excellent moisture resistance
  • Clean arc starts
  • Clear puddle and a smooth arc

Service Information

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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 Search page

See test result disclaimer

CONFORMANCE

CONFORMANCES SPECIFICATION CLASSIFICATION
AWS AWS A5.1 E7018 H4R
ISO ISO 2560-B E4918 A H5
ABS ABS - Part 2 3YH5
BV BV - Chapter 5 3YHHH
CWB CSA W48 E4918
DNV-GL DNV - 2.9 3YH5
LR LR - Chapter 11 3YM H5

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)
Hardness Rockwell B
E7018 H4R Requirement 400 (58) min. 480 (70) min. 22 min. 27 (20) min.
Typical Result, As-welded 420-510 (60-74) 510-600 (74-87) 24-36 27-413 (20-304) 82-91

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 0.04-0.07 0.02-0.06 1.08-1.51 0.04 max. 0.01-0.05 0.009-0.016 0.004-0.011 0.41-0.66 0.01 max. 1.15-1.59 1-4 0.1 max. 0.2-0.4

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 325-420

NOTES

Note
⁽¹⁾ Preferred polarity is listed first.
Extreme bendability applies to 3/32, 1/8, and 5/32 in. diameters.