Excalibur® 7018-A1 MR® Stick (SMAW) Electrode

Name: Lincoln Electric Excalibur® 7018-A1 MR® Stick (SMAW) Electrode Stick (SMAW) | ED032877, 5/32 x 14 in, 50 lb Can
Brand: Lincoln
SKU: ED032877
Price: 235.0 USD
Availability: InStock

Stick (SMAW) | ED032877

CLASSIFICATIONS:
E7018-A1
E7018-A1 H4R

Low Alloy, Low Hydrogen • AWS E7018-A1 H4R

5/32 x 14 in (4.0 x 350 mm)

DETAILS

Low alloy stick electrode designed for welding 0.50% molybdenum steel

Features

Designed for welding 0.50% molybdenum steel
Premium arc performance
Easy strike
Easy slag removal
Square coating burn-off

CONFORMANCE

CONFORMANCES
AWS
ABS
CWB

SPECIFICATION	CLASSIFICATION
AWS A5.5	E7018-A1 H4R
AWS A5.5	E7018-A1 H4R
CSA W48	E4918-A1-H4R

MECHANICAL PROPERTIES

Classification
E7018-A1 H4R Requirement
Typical Result, 1 hour @ 620°C (1150°F)

Yield Strength @ 0.2% Offset MPa (ksi)	Tensile Strength MPa (ksi)	Elongation %	Hardness Rockwell B
390 (57) min.	480 (70) min.	22 min.
460-520 (67-75)	560-620 (81-89)	22-31	88-93

DEPOSIT COMPOSITION

Classification
E7018-A1 H4R Requirement
Typical Result

%C	%Mn	%Mo	%P	%S	%Si	Diffusible Hydrogen mL/100g Weld Metal	1800F H2O - As received	1800F H2O - After 9 hrs at 80F/80%RH
0.12 max.	0.90 max.	0.40 - 0.65	0.03 max.	0.03 max.	0.80 max.	4 max.	0.3 max.	0.4 max.
0.04-0.06	0.69-0.86	0.49-0.58	0.01-0.02	0.01 max.	0.38-0.59	0.9-3	0.1 max.	0.2-0.4

TYPICAL OPERATING PROCEDURES

Diameter
3/32 in (2.4 mm)
3/32 in (2.4 mm)
1/8 in (3.2 mm)
1/8 in (3.2 mm)
5/32 in (4.0 mm)
5/32 in (4.0 mm)

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Polarity⁽¹⁾	Current Amps
DC+	60-110
AC	65-120
DC+	85-160
AC	90-170
DC+	110-210
AC	115-220

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Typically Purchased With