Innershield Family

Durchmesser / Lieferform

Durchmesser
6.4 KG COIL
1.7 mm ED016312

Innershield® NR®-207

Schweißen mit selbstschützenden Fülldrähten (FCAW-S)

KLASSIFIZIERUNGEN::
AWS A5.29 : E71T8-K6-H16

Innershield® NR®-207 from Lincoln Electric is designed for vertical down, hot, fill and cap passes on standard cross-country pipelines and arctic grade pipe.

DETAILS

Designed for vertical down, hot, fill and cap passes on standard cross-country pipelines and arctic grade pipe. Recommended for API Pipe Grades X42 up to undermatching X70.

Eigenschaften

  • Vertical down hot, fill and cap passes on standard cross-country pipelines and arctic grade pipe
  • Recommended for API grades X42 up to undermatching X70
  • High deposition rates

Typische Anwendungen

  • Standard cross-country pipelines
  • Arctic grade pipe up to undermatched X70

Schweißpositionen

  • Alle

Schutzgas

  • N/A

Ergänzende Produkte

BEFORE USE, READ AND UNDERSTAND THE SAFETY DATA SHEET (SDS) FOR THIS PRODUCT AND SPECIFIC INFORMATION PRINTED ON THE PRODUCT CONTAINER. SDS-Suchseite

CONFORMANCE

CONFORMANCES SPECIFICATION CLASSIFICATION
AWS AWS A5.29 E71T8-K6-H16
AWS AWS A5.36 E71T8-A2-K6-H16
ABS AWS A5.29 E71T8-K6
BV BV - Chapter 5 SA3YMH
CWB CSA W48 E491T8-A3-K6-H16 (E491T8-K6-H16)
DNV-GL DNV - 2.9 III YMS 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)
E71T8-K6-H16 Requirement DC- 400 (58) min. 480-620 (70-90) 20 min. 27 (20) min.
E71T8-A2-K6-H16 Requirement DC- 400 (58) min. 480-660 (70-95) 22 min. 27 (20) min.
Typical Result, As-welded DC- 410 (59) 520-570 (75-82) 26 31-197 (23-145)

DEPOSIT COMPOSITION

Classification Polarity %Al %C %Cr %Mn %Mo %Ni %P %S %Si %V Diffusible Hydrogen
mL/100g Weld Metal
E71T8-K6-H16 Requirement DC- 1.8 max. 0.15 max. 0.20 max. 0.50 - 1.50 0.15 max. 0.40 - 1.00 0.030 max. 0.030 max. 0.80 max. 0.05 max. 16.0 max.
E71T8-A2-K6-H16 Requirement DC- 1.8 max. 0.15 max. 0.20 max. 0.50 - 1.50 0.15 max. 0.40 - 1.00 0.030 max. 0.030 max. 0.80 max. 0.05 max. 16 max.
Typical Result DC- 0.8-1.1 0.05-0.07 0.02-0.05 0.86-1.03 0.03 0.72-0.90 0.009 0.004 0.24-0.30 0.005 6.0

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- 25 (1) 2.0 (80) 17-18 190 1.7 (3.8) 1.3 (3.0) 79
0.068 in (1.7 mm) DC- 25 (1) 2.6 (105) 18-19 230 2.2 (5.3) 1.8 (4.0) 80
0.068 in (1.7 mm) DC- 25 (1) 3.0 (120) 19-20 245 2.5 (5.7) 2.0 (4.5) 79
0.068 in (1.7 mm) DC- 25 (1) 3.5 (140) 21-22 275 3.0 (6.8) 2.4 (5.5) 81
0.068 in (1.7 mm) DC- 25 (1) 4.4 (175) 21-22 295 3.6 (8.0) 2.9 (6.4) 80
5/64 in (2.0 mm) DC- 25 (1) 1.7 (70) 17-18 205 2.0 (4.5) 1.5 (3.4) 76
5/64 in (2.0 mm) DC- 25 (1) 2.0 (80) 18-19 225 2.3 (5.1) 1.7 (3.9) 76
5/64 in (2.0 mm) DC- 25 (1) 2.2 (90) 18-19 240 2.6 (5.8) 2.0 (4.5) 78
5/64 in (2.0 mm) DC- 25 (1) 2.7 (110) 20-21 275 3.1 (7.0) 2.4 (5.5) 79
5/64 in (2.0 mm) DC- 25 (1) 3.3 (130) 20-21 300 3.7 (8.3) 2.9 (6.5) 78