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GRIDUCT 98M

IDENTIFICATION
Griduct 98M, E 9018-M

CLASSIFICATION
AWS/SFA 5.5: E9018 M DIN 8529 ESY 42761 NiBH5

DESCRIPTION
A basic coated, low hydrogen electrode depositing tough and crack free weld metal. The electrode has a very good operability in all positions except vertical down. The weld metal meets X-ray quality requirements.

WELD METAL ANALYSIS (RANGE)

C Mn Si S Ni Mo P Cr V
0.09 max 0.80 - 1.25 0.20 - 0.45 0.025 max 1.40 - 1.80 0.20 - 0.35 0.025 max 0.15 max 0.05 max

MECHANICAL PROPERTIES (RANGE)

TS (MPa) YS (MPa) EL (%) (L=4D) CVN Impact Value
      Temp Joules
620 - 740 540 - 620 24 - 30 -50°C 60 - 120

TYPICAL APPLICATIONS
•    For welding high tensile steels used for pressure vessels and other applications.
•    A516 grade 70 steel subjected to normalizing and stress relieving cycles
•    ASTM A508 class 1, 1a, 2, 3.
•    ASTM A533 Type A-D class 1 and 2, etc.

ASME IX QUALIFICATION : QW 432 F NO. 4, QW 442 A NO. 10
DIFFUSIBLE HYDROGEN CONTENT : 4 ml / 100g max

WELDING POSITION :

PACKING PARAMETERS

Size (mm) Length (mm) Amps AC / DC (+) Packing / Box (kg) Packing / Box (Pcs)
2.5 350 60 - 100 5 x 4 = 20 160 x 4 = 640
3.15 / 3.20 450 80 - 130 5 x 4 = 20 110 x 4 = 440
4 450 130 - 180 5 x 4 = 20 70 x 4 = 280
5 450 160 - 220 5 x 4 = 20 45 x 4 = 180