Innershield Family

Durchmesser / Lieferform

Durchmesser
22.7 KG COIL
25.4 KG COIL
2,0 mm ED014464
2,4 mm ED012629

Innershield® NR®-311

Schweißen mit selbstschützenden Fülldrähten (FCAW-S)

KLASSIFIZIERUNGEN::
A5.20/A5.36 : E70T-7

Innershield® NR®-311 from Lincoln Electric is designed for high deposition rates and fast travel speeds.

DETAILS

Designed for high deposition rates and fast travel speeds. Recommended for fillet, lap and butt welds on 3.2 mm (1/8 in) and thicker steel, including some low alloy steels in applications without impact strength requirements.

Eigenschaften

  • High deposition rates and fast travel speeds
  • Easy slag removal
  • Optimal toe wash-in
  • Deep penetration
  • High resistance to cracking

Typische Anwendungen

  • Recommended for fillet, lap and butt welds on 3.2 mm (1/8 in) and thicker steel, including some low alloy steels
  • Horizontal butt welds, such as column-to-column structural connections
  • General fabrication
  • Assembly welding

Schweißpositionen

  • Flat/Horizontal

Schutzgas

  • N/A

Service Informationen

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 A5.20 E70T-7
AWS AWS A5.36 E70T7-AZ-CS3
ABS AWS A5.20 E70T-7
CWB CSA W48 E490T7-AZ-CS3 (E492T-7)

MECHANICAL PROPERTIES

Classification Polarity Yield Strength @ 0.2% Offset
MPa (ksi)
Tensile Strength
MPa (ksi)
Elongation
%
E70T7-AZ-CS3 Requirement DC- 400 (58) min. 480-660 (70-95) 22 min.
Typical Result, As-welded DC- 410 (59) 570-650 (83-94) 23

DEPOSIT COMPOSITION

Classification Polarity %Al %C %Mn %P %S %Si
E70T7-AZ-CS3 Requirement DC- 0.30 max. 1.75 max. 0.030 max. 0.030 max. 0.60 max.
Typical Result DC- 1.2-1.6 0.21-0.30 0.42-0.49 0.014 0.005 0.08-0.13

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- 38 (1 1/2) 2.5 (100) 20-23 190 2.9 (6.4) 2.3 (5.0) 78
5/64 in (2.0 mm) DC- 38 (1 1/2) 4.1 (160) 24-28 275 4.7 (10.3) 3.6 (8.0) 78
5/64 in (2.0 mm) DC- 38 (1 1/2) 6.1 (240) 25-29 355 7.0 (15.4) 5.6 (12.4) 80
5/64 in (2.0 mm) DC- 38 (1 1/2) 7.6 (300) 27-31 410 8.8 (19.3) 7.2 (15.8) 82
3/32 in (2.4 mm) DC- 45 (1 3/4) 1.9 (75) 20-23 200 3.2 (7.0) 2.5 (5.4) 77
3/32 in (2.4 mm) DC- 45 (1 3/4) 3.4 (135) 23-26 300 5.9 (13.1) 4.6 (10.2) 78
3/32 in (2.4 mm) DC- 45 (1 3/4) 3.8 (150) 24-27 325 6.6 (14.6) 5.2 (11.4) 78
3/32 in (2.4 mm) DC- 45 (1 3/4) 5.3 (210) 26-28 400 9.3 (20.4) 7.5 (16.5) 81
3/32 in (2.4 mm) DC- 45 (1 3/4) 6.9 (270) 28-30 450 11.9 (26.2) 10.0 (22.0) 84
7/64 in (2.8 mm) DC- 45 (1 3/4) 2.5 (100) 23-26 325 5.4 (12.0) 4.5 (10.0) 83
7/64 in (2.8 mm) DC- 45 (1 3/4) 3.7 (145) 25-27 400 8.1 (17.8) 6.6 (14.5) 82
7/64 in (2.8 mm) DC- 45 (1 3/4) 4.4 (175) 26-28 450 9.8 (21.5) 8.2 (18.0) 83
7/64 in (2.8 mm) DC- 45 (1 3/4) 6.1 (240) 30-32 550 13.4 (29.5) 11.6 (25.5) 86
7/64 in (2.8 mm) DC- 45 (1 3/4) 7.6 (300) 32-34 625 16.7 (36.9) 15.0 (33.0) 89