Diameters / Packaging

Diameters	50 lb Bag
Flux	ED019587

Lincolnweld® 781™ Submerged Arc (SAW) Flux

Submerged Arc Welding (SAW) | ED019587

700 Series Active Flux

Lincoln Electric Business Partner?

DETAILS

Features fast follow characteristics that allow for uniform welds at high speeds without undercut or voids
Recommended for high speed, limited pass welding on clean plate and sheet steel
Good wetting action

Features

Features fast follow characteristics that allow for uniform welds at high speeds without undercut or voids
Recommended for high speed, limited pass welding on clean plate and sheet steel
Good wetting action

Service Information

Documentation

Submerged Arc Guide

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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

MECHANICAL PROPERTIES

Wire	Classification	Postweld Heat Treatment	Yield Strength @ 0.2% Offset MPa (ksi)	Tensile Strength MPa (ksi)	Elongation %	Charpy V-Notch J (ft-lbs) @ -20°C (0°F)
Lincolnweld® L-50®	F7A0-EM13K-H8	As-welded	530 (76)	630 (92)	27	73 (54)
Lincolnweld® L-60	F7A0-EL12	As-welded	420 (60)	520 (75)	31	87 (64)
Lincolnweld® L-61®	F7A0-EM12K	As-welded	480 (70)	580 (84)	28	69 (51)
Lincolnweld® L-70	F9A0-EA1-G	As-welded	570 (82)	650 (95)	26	56 (41)

DEPOSIT COMPOSITION

Wire	Classification	%C	%Cr	%Cu	%Mn	%Mo	%Ni	%P	%S	%Si	Diffusible Hydrogen mL/100g Weld Metal
Lincolnweld® L-50®	F7A0-EM13K-H8	0.05		0.14	1.05			0.022	0.006	1.05	5
Lincolnweld® L-60	F7A0-EL12	0.06		0.11	1.04			0.017	0.008	0.73
Lincolnweld® L-61®	F7A0-EM12K	0.04		0.06	1.52			0.020	0.008	0.97
Lincolnweld® L-70	F9A0-EA1-G	0.06	0.04	0.08	1.40	0.51	0.04	0.018	0.009	0.83

FLUX COMPOSITION

Classification	%Al2O3	%CaF2	%CaO	%MgO	%MnO	%Na2O	%SiO2	%TiO2	%ZrO2	%Metal Alloys
Typical Result	4	5	1	13	15	2	26	10	19	3