SUPRATHERME (SPL) Mod; AWS: SFA 5.1 E7018-1; Electrodes for Low Temperature Service


Description

Supratherme (Spl) Mod is a basic coated iron powder type, high yield, and hydrogen- controlled electrode. Easy to operate in all conventional welding positions. Radiographic quality welds having excellent cracking resistance. Ideally suited for welding carbon steels used in the construction of equipment subjected to heavy dynamic load, impact, and severe service conditions in sour gas service.

Approvals
CE
CHEMICAL COMPOSITION OF ALL WELD METAL (%)


Element
C Mn Si S P
Percent
0.06 1.40 0.40 0.010 0.013


MECHANICAL PROPERTIES OF ALL WELD METAL


UTS YS Elongation
CVN Impact Strength (J)
CVN Impact Strength (J)
Weld Metal
(MPa)
(MPa)
(L= 5d)%
at Minus 45°C
at Minus 40°C
Hardness (BHN)
550 450 29
80
100 180

CORROSION TESTS: Passes corrosion test as per NACE standard TM-01-77- 96 (SSCC) and TM-02-84-96 (HIC)

DIFFUSIBLE HYDROGEN CONTENT : 5ml/100 gms of weld metal Max.


CURRENT AND PACKING DATA: AC / DC(+)


Size (mm)
5x450 4x450 3.15x450
2.5x350
Current Range (Amps)
200-250 150-190 100-140
70-100
Qty. (Pcs./Carton)
30 50 75
100

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