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Lincoln ED028920 Excalibur 7018-1 MR Stick SMAW Welding Rod 1/4 18in 50 lb Easy Open Can

SKU: ED028920
$293.78 $319.50
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Excalibur 7018-1 MR is a mild steel, low hydrogen electrode that meets chemical composition recommendations of API 751.
AWS / Classification: E7018-1 H4R
Overview

Excalibur 7018-1 MR is a mild steel, low hydrogen stick electrode designed to meet chemical composition recommendations of API 751.

Features
  • Exceeds AWS toughness requirements at -50°F
  • Extreme bend ability
  • Moisture pick-up resistant
  • Clear puddle and a smooth arc
  • designed to meet chemical composition recommendations of API 751.
Specifications
FeatureValue
CONFORMANCES SPECIFICATIONCLASSIFICATION
AWS AWS A5.1E7018-1 H4R
ISO ISO 2560-AE 42 4 Z B 3 2 H5
ISO ISO 2560-BE4918-1 A U H5
ABS ABS - Part 23YH5
BV BV - Chapter 53YHHH
CWB CSA W48E4918-1-H4R
DNV-GL DNV - 2.93YH5
LR LR - Chapter 113YM H5
Classification Yield Strength @ 0.2% Offset, MPa (ksi)Tensile Strength, MPa (ksi)Elongation, %Charpy V-Notch, J (ft-lbs) @ -40°C (-40°F)Charpy V-Notch, J (ft-lbs) @ -45°C (-50°F)Hardness Rockwell B
E7018-1 H4R Requirement 400 (58) min.480 (70) min.22 min.27 (20) min.
As-welded Typical Result 460-540 (66-78)550-630 (80-91)22-31141-161 (104-119)27-181 (20-134)82-93
Classification %C%Cr%Mn%Mo%Ni%P%S%Si%V%Mn+Ni+Cr+Mo+VDiffusible Hydrogen, mL/100g Weld Metal1800F H2O - As received1800F H2O - After 9 hrs at 80F/80%RH
E7018-1 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 0.04-0.070.02-0.041.20-1.420.15-0.280.06 max.0.009-0.0160.003-0.0110.32-0.540.01 max.1.51-1.751-40.1 max.0.4 max.
Classification Polarity⁽¹⁾Current, Amps
3/32 in (2.4 mm) DC+70-110
3/32 in (2.4 mm) AC80-120
1/8 in (3.2 mm) DC+90-160
1/8 in (3.2 mm) AC100-160
5/32 in (4.0 mm) DC+130-210
5/32 in (4.0 mm) AC140-210
3/16 in (4.8 mm) DC+180-300
3/16 in (4.8 mm) AC200-300
7/32 in (5.6 mm) DC+250-330
7/32 in (5.6 mm) AC270-370
1/4 in (6.4 mm) DC+300-400
1/4 in (6.4 mm) AC325-420
Note
⁽¹⁾ Preferred polarity is listed first.
LECO Diameter 1/4 x 18 in (6.4 x 450 mm)
LECO Package 50 lb Easy Open Can
Diameter (in) 1/4
Length (in) 18
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