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Innershield/Outershield/Submerged Arc Wire

Diameters / Packaging

Diameters
 50 lb Coil
3/32 in (2.4 mm) ED012593

Innershield® NR®-305 Flux-Cored (FCAW-S) Wire

Flux-Cored Self-Shielded (FCAW-S) | ED012593

CLASSIFICATIONS:
E70T-6-H16
E70T6-A2-CS3-H16

Innershield® NR®-305 from Lincoln Electric is designed for in-position, high deposition welding on carbon steel.

Diameter

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  • 3/32 in (2.4 mm)

Package

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  • 50 lb Coil

DETAILS

Designed for in-position, high deposition welding on carbon steel. Recommended in single or multiple pass, automatic and semiautomatic welding.

Features

  • High deposition rates in the flat and horizontal positions
  • Smooth arc and low spatter levels
  • Capable of producing weld deposits with impact properties exceeding 27 J (20 ft·lbf) at -29°C (-20°F)
  • Welds on lightly rusted or primed plate
  • Notes: AWS D1.8 structural steel seismic supplement test data can be found in the Lincoln Electric Certificate Center

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

CONFORMANCE

CONFORMANCES SPECIFICATION CLASSIFICATION
AWS AWS A5.20 E70T-6-H8
AWS AWS A5.36 E70T6-A2-CS3-H8
ABS ABS - Part 2 2YSA
ABS AWS A5.20 E70T-6-H16
DNV-GL DNV - 2.9 II YMS
DB ISO 17632-A T 42 0 W N 3 H15

MECHANICAL PROPERTIES

Classification Polarity Yield Strength @ 0.2% Offset
MPa (ksi) 		Tensile Strength
MPa (ksi) 		Elongation
% 		Charpy V-Notch
J (ft-lbs) @ -30°C (-20°F)
E70T-6-H8 Requirement DC+ 400 (58) min. 480-660 (70-95) 22 min. 27 (20) min.
E70T6-A2-CS3-H8 Requirement DC+ 400 (58) min. 480-660 (70-95) 22 min. 27 (20) min.
Typical Result, As-welded DC+ 410 (60) 530-590 (76-86) 23 35-64 (26-47)

DEPOSIT COMPOSITION

Classification Polarity %Al %B %C %Mn %P %S %Si Diffusible Hydrogen
mL/100g Weld Metal
E70T-6-H8 Requirement DC+ 0.30 max. 1.75 max. 0.03 max. 0.03 max. 0.60 max. 8.0 max.
E70T6-A2-CS3-H8 Requirement DC+ 0.30 max. 1.75 max. 0.030 max. 0.030 max. 0.60 max. 8 max.
Typical Result DC+ 0.7-1.0 0.0019 0.05-0.08 1.19-1.61 0.020 0.010 0.17-0.28 5.1

TYPICAL OPERATING PROCEDURES

Diameter Polarity CTWD
mm (in.) 		Wire Feed Speed
m/min (in/min) 		Voltage
volts 		Approx. Current
amps 		Melt-off Rate
kg/hr (lb/hr) 		Deposition Rate
kg/hr (lb/hr) 		Efficiency
%
5/64 in (2.0 mm) DC+ 35-51 (1 3/8-2) 4.4 (175) 20-22 300 8.5 (10.5) 4.0 (8.8) 84
5/64 in (2.0 mm) DC+ 35-51 (1 3/8-2) 5.6 (220) 21-23 330 6 .0 (13.3) 5.0 (11.1) 83
5/64 in (2.0 mm) DC+ 35-51 (1 3/8-2) 6.6 (260) 22-24 360 7.1 (15.7) 5.9 (13.1) 83
5/64 in (2.0 mm) DC+ 35-51 (1 3/8-2) 7.6 (300) 24-26 375 8.2 (18.1) 6.9 (15.2) 84
5/64 in (2.0 mm) DC+ 35-51 (1 3/8-2) 8.3 (325) 25-27 400 8.9 (19.7) 7.4 (16.4) 83
3/32 in (2.4 mm) DC+ 41-54 (1 5/8-2 1/4)⁽⁴⁾ 4.1 (160) 21-23 330 6.0 (13.3) 5.0 (11.0) 82
3/32 in (2.4 mm) DC+ 41-54 (1 5/8-2 1/4)⁽⁴⁾ 6.1 (240) 24-26 425 9.1 (20.0) 7.6 (16.7) 83
3/32 in (2.4 mm) DC+ 41-54 (1 5/8-2 1/4)⁽⁴⁾ 7.6 (300) 27-29 475 11.3 (25.0) 9.5 (21.0) 84
3/32 in (2.4 mm) DC+ 41-54 (1 5/8-2 1/4)⁽⁴⁾ 10.2 (400) 33-35 525 15.2 (33.4) 12.7 (28.0) 83