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Innershield Family

Diameters / Packaging

Diameters
 6,12 KG SPOOL
 6.12 KG SPOOL
 11.3 KG SPOOL
 22.7 KG COIL
1.7 mm ED012518 ED030643
1.8 mm ED012522 ED012523
2.0 mm ED012525 ED030647

Innershield® NR®-232

Flux-Cored Self-Shielded (FCAW-S)

CLASSIFICATIONS:
A5.20/A5.36 : E71T-8-H16
EN ISO 17632-A : T 42 2 Y N 2 H10

Innershield® NR®-232 from Lincoln Electric is designed for high deposition, out-of-position welding for structural fabrication in seismic zones.

Diameter

Select Diameter

  • 1.7 mm
  • 1.8 mm
  • 2.0 mm

Package

Select Package

  • 6,12 KG SPOOL
  • 6.12 KG SPOOL
  • 11.3 KG SPOOL
  • 22.7 KG COIL

DETAILS

Designed for high deposition, out-of-position welding for structural fabrication in seismic zones. Recommended for single or multiple pass welding of 4.8 mm (3/16 in) and heavier carbon steel.

Features

  • High deposition rates for out-of-position welding
  • Penetrating arc
  • Fast freezing, easy to remove slag system
  • Meets AWS D1.8 seismic lot waiver requirements
  • Notes: AWS D1.8 structural steel seismic supplement test data can be found at the Lincoln Electric Certificate Center.

Typical Applications

  • Structural fabrication, including those subject to seismic requirements
  • General plate fabrication
  • Hull plate and stiffener welding on ships and barges
  • Machinery parts, tanks, hoppers, racks and scaffolding

Welding Positions

  • All

Shielding Gas

  • N/A

Service Information

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K126-2
Innershield, 54 lb master carton

Innershield® NR®-232 Flux-Cored (FCAW-S) Wire

ED012522
Innershield Flux Cored wire, 25 or 30 lb steel spool

Innershield® NR®-232

ED030643
Innershield, 54 lb master carton

Innershield® NR®-233

ED030933
View All

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 E71T-8-H16
AWS AWS A5.36 E71T8-A2-CS3-H16
ABS ABS - Part 2 3YSA
BV BV - Chapter 5 SA3YMH
CWB CSA W48 E491T8-A3-CS3-H16 (E491T-8-H16)
DNV-GL DNV - 2.9 III YMS H15
DB ISO 17632-A T 42 3 Y N 2 H15
LR LR - Chapter 11 3YS H15
MIL MIL-E-24403/1D MIL-71T-8AS

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)
E71T-8-H16 Requirement DC- 400 (58) min. 480-660 (70-95) 22 min.
E71T8-A2-CS3-H16 Requirement DC- 400 (58) min. 480-660 (70-95) 22 min. 27 (20) min.
Typical Result, As-welded DC- 410 (60) 560-630 (82-91) 22 38-84 (28-62)

DEPOSIT COMPOSITION

Classification Polarity %Al %B %C %Mn %P %S %Si Diffusible Hydrogen
mL/100g Weld Metal
E71T-8-H16 Requirement DC- 0.30 max. 1.75 max. 0.03 max. 0.03 max. 0.60 max. 16.0 max.
E71T8-A2-CS3-H16 Requirement DC- 0.30 max. 1.75 max. 0.030 max. 0.030 max. 0.60 max. 16 max.
Typical Result DC- 0.6-0.8 0.0012 0.13-0.21 0.60-0.72 0.013 0.010 0.24-0.34 8.5

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
%
0.068 in (1.7 mm) DC- 19-32 (3/4-1 1/4) 2.8 (110) 18-19 195 2.3 (5.0) 1.8 (3.9) 78
0.068 in (1.7 mm) DC- 19-32 (3/4-1 1/4) 3.3 (130) 19-21 225 2.8 (6.2) 2.0 (4.6) 74
0.068 in (1.7 mm) DC- 19-32 (3/4-1 1/4) 3.8 (150) 19-21 250 3.2 (7.1) 2.4 (5.3) 75
0.068 in (1.7 mm) DC- 19-32 (3/4-1 1/4) 4.3 (170) 20-22 270 3.5 (7.8) 2.8 (6.1) 78
0.068 in (1.7 mm) DC- 19-32 (3/4-1 1/4) 5.0 (195) 23-24 300 4.3 (9.4) 3.2 (7.0) 74
0.068 in (1.7 mm) DC- 19-32 (3/4-1 1/4) 6.4 (250) 23-24 350 5.4 (11.8) 4.0 (9.0) 76
0.068 in (1.7 mm) DC- 19-32 (3/4-1 1/4) 7.4 (320) 25-27 400 6.9 (15.2) 5.2 (11.4) 75
0.072 in (1.8 mm) DC- 19-32 (3/4-1 1/4) 2.0 (80) 16-18 130 1.8 (4.0) 1.5 (3.3) 83
0.072 in (1.8 mm) DC- 19-32 (3/4-1 1/4) 3.5 (140) 18-21 225 3.1 (6.8) 2.5 (5.5) 81
0.072 in (1.8 mm) DC- 19-32 (3/4-1 1/4) 3.9 (155) 19-22 240 3.3 (7.2) 2.7 (6.0) 83
0.072 in (1.8 mm) DC- 19-32 (3/4-1 1/4) 4.3 (170) 20-23 255 3.6 (8.0) 2.9 (6.5) 81
0.072 in (1.8 mm) DC- 19-32 (3/4-1 1/4) 6.4 (250) 22-24 315 5.3 (11.7) 4.3 (9.6) 82
0.072 in (1.8 mm) DC- 19-32 (3/4-1 1/4) 7.4 (290) 23-25 350 6.2 (13.6) 5.0 (11.0) 81
5/64 in (2.0 mm) DC- 19-32 (3/4-1 1/4) 1.5 (60) 16-17 145 1.7 (3.7) 1.2 (2.7) 73
5/64 in (2.0 mm) DC- 19-32 (3/4-1 1/4) 2.9 (115) 19-20 260 3.2 (7.0) 2.5 (5.5) 78
5/64 in (2.0 mm) DC- 19-32 (3/4-1 1/4) 3.0 (120) 19-20 270 3.3 (7.3) 2.6 (5.7) 78
5/64 in (2.0 mm) DC- 19-32 (3/4-1 1/4) 3.3 (130) 20-21 285 3.5 (7.8) 2.8 (6.2) 79
5/64 in (2.0 mm) DC- 19-32 (3/4-1 1/4) 4.6 (180) 22-23 365 5.0 (10.9) 3.9 (8.7) 80