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SMAW stands for shielded metal arc welding, also commonly called ‘stick’ welding. In SMAW, the electrode is a metal rod or stick held in the torch with a small clamp. An alternate or direct current is then used to form an electric arc between the electrode and the metals to be joined.

JACKSUN 18H - E 7018

LOW HYDROGEN WELDING ELECTRODE FOR MILD & MEDIUM TENSILE STEELS

  • GRADES
    AWS / SFA 5.1 E 7018
    IS 814 EB 5426 H3 JX

  • CHARACTERISTICS
    A basic coated, low hydrogen, iron powder type all position electrode, operates on both AC & DC. The slags are easily removable and the welds are of radiographic quality. The weld metal possesses good mechanical properties.

  • APPLICATIONS
    An ideal electrode for all types of fabrication including heavy joints under restraint and joints subject to dynamic loading. Typical for pressure vessels, boilers, pipelines, ship building, wagons, coaches, earth moving equipments, atomic reactor shells, blast furnace steel work, penstocks, heavy machinery, cranes, tanks and vessels.
WELD CHEMISTRY

CARBON – 0.15% MAX
MANGANESE
– 1.60% MAX
SILICON
– 0.75% MAX
PHOSPHORUS
– 0.035 MAX
SULFUR
– 0.035 MAX
CHROMIUM – 0.2%
NICKEL – 0.3%
MOLYBDENUM – 0.3%
VANADIUM – 0.08%

MECHANICAL PROPERTIES

TENSILE STRENGTH (N/mm2) – 510 – 610 MIN
YEILD STRENGTH (N/mm2) – 400 MIN
ELONGATION (L-5d)% – 20 MIN
CVN IMPACT @ 30OCJ – 27 AVG MIN

WELDING CURRENT

DC(+)(-) / AC 50

  • 2.00 mm – 60 – 100 Amps
  • 3.15 mm – 100 – 140 Amps
  • 4.00 mm – 140 – 190 Amps
  • 5.00 mm – 190 – 250 Amps
APPROVALS

BIS, IBR, BHEL, IRS Gr.3 YHH, ABS Gr.3YH5, DNV Gr.3 YH5, Ordnance Factory Medak, Cethar Vessels, APPGCL

Packaging
Size (mm)1 BOX1 CARTON
2.5 x 350150 Pcs4 Boxes (600 Pcs)
3.15 x 450120 Pcs4 Boxes (480 Pcs)
4 x 450 80 Pcs 4 Boxes (320 Pcs)
5 x 450 55 Pcs4 Boxes (220 Pcs)

WIRE CHEMISTRY

CARBON - 0.12 MAX MANGANESE - 1.75 MAX SILICON - 0.90 MAX PHOSPHORUS - 0.03 MAX SULPHUR - 0.03 MAX
PACKAGING
100% Precision Layer Winded in Plastic Spools 15 Kgs wire in Plastic Spool. This wire is carefully protected from moisture contamination using the vaccum-sealed foil bag packaging.
SIZES (MM)
1.20, 1.60

WELDING CURRENT SETTINGS AND PARAMETERS

S.NOSIZE IN MMCURRENT (DC+) AMPS
11.20120 - 300
21.60180 - 430

MECHANICAL PROPERTIES OF WELD METAL

YS MPaTS MPaELONGATION (L=4d)%IMPACT (CVN) AT - 200 C)
390 MIN 490 - 670 MIN 22 MIN 27 MIN

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