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Excalibur 7018 MR 14 stick electrode"

Diameters / Packaging

Diameters
 (3) 8 lb Easy Open Can
 (3) 10 lb Easy Open Can
 25 lb Easy Open Can
 50 lb Easy Open Can
1/8 x 14 in (3.2 x 350 mm) ED032885 ED032888
3/32 x 12 in (2.4 x 300 mm) ED032884 ED032887
5/32 x 14 in (4.0 x 350 mm) ED032889

Excalibur® 9018-B3 MR®

Stick (SMAW)

CLASSIFICATIONS:
E9018-B3
E9018-B3 H4R

B3 alloyed steel designed for prolonged elevated temperature service up to 600°C (1112°F)

Diameter

Select Diameter

  • 1/8 x 14 in (3.2 x 350 mm)
  • 3/32 x 12 in (2.4 x 300 mm)
  • 5/32 x 14 in (4.0 x 350 mm)

Package

Select Package

  • (3) 8 lb Easy Open Can
  • (3) 10 lb Easy Open Can
  • 25 lb Easy Open Can
  • 50 lb Easy Open Can

DETAILS

Low Alloy, Low Hydrogen • AWS E9018-B3 H4R

Features

  • Easy strike, re-strike and slag removal
  • Premium arc performance

Typical Applications

  • Power generation
  • Process piping
  • Chemical processing structures
  • Power generation
  • Applications requiring stress-relieved conditions

Welding Positions

  • All except vertical down

Shielding Gas

  • Not Applicable

Special Features

  • Designed for all-position welding of 2.25% chromium, 1% molybdenum low alloy steels

Service Information

Documentation

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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 A5.5 E9018-B3, E9018-B3 H4R
CWB CSA W48 E6218-B3 (E9018-B3)

MECHANICAL PROPERTIES

Classification Yield Strength @ 0.2% Offset
MPa (ksi) 		Tensile Strength
MPa (ksi) 		Elongation
% 		Hardness Rockwell B
E9018-B3 H4R Requirement 530 (77) min. 620 (90) min. 17 min.
Typical Result, 1 hour @ 690°C (1275°F) 600-670 (87-97) 700-780 (102-112) 17-23 96-100

DEPOSIT COMPOSITION

Classification %C %Cr %Mn %Mo %P %S %Si Diffusible Hydrogen
mL/100g Weld Metal 		1800F H2O - As received 1800F H2O - After 9 hrs at 80F/80%RH
E9018-B3 H4R Requirement 0.05 - 0.12 2.00 - 2.50 0.90 max. 0.90 - 1.20 0.03 max. 0.03 max. 0.80 max. 4 max. 0.15 max. 0.4 max.
Typical Result 0.08-0.12 2.16-2.47 0.78-0.90 0.90-1.11 0.01-0.02 0.01 max. 0.44-0.60 1.0-3.0 0.01-0.10 0.1-0.4

TYPICAL OPERATING PROCEDURES

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

NOTES

Note
⁽¹⁾ Preferred polarity is listed first.