E 7018–G
1301n ama 1301n
Welding electrode for fine-grained structural steels
AMA 1301N
AWS/ASME SFA-5.5: | E 7018–G |
DIN 8529 : | E Y 38 65 1 Ni Cu B |
EN 499 : | E 38 5 Z B 42 |
Application/properties:
Electrode depositing a weld metal resistant to atmospheric corrosion for welding similar “weathering” steels.The weld metal features good toughness featureproperties, thus being suitable for welding thicker section. Welds are of X-ray quality.
Weld metal analysis in % (typical values):
C | Mn | Si | Cu | Ni |
---|---|---|---|---|
0.06 | 1.00 | 0.4 | 0.45 | 1.00 |
Mechanical Properties of all-weld metal:
(single values are typical values)
Tensile Strength ( N/mm 2 ) |
Yield Strength ( N/mm 2 ) |
Elongation A5 (%) |
Impact energy (J) ISO - V 20°C -40°C+ |
---|---|---|---|
500 - 600 | >380 | >25 | 200 80 |
Welding Parameters | ||
---|---|---|
Diameter (mm) | Length (mm) | Amperage (A) |
2.5 | 350 | 65 – 95 |
3.25 | 350 | 90 – 140 |
4.0 | 450 | 140 – 185 |
5.0 | 450 | 180 – 240 |
Materials:
DIN Standard | St 37-2 to St 60-2; St 52-3 Cu 3; WStE 37-2; |
EN Standard | S235JR, S235JRW. S355JRW, S355J2G3 Cu. |
ASTM Standard | ASTM A36, A283 Gr. B, C |
Rebaking:
required at 300°C to 350°C for 2 hours