E 10018–G–H4
1292n ama 1292n
Welding electrode for fine-grained structural steels
AMA 1292N
AWS/ASME SFA-5.5: | E 10018–G–H4 |
DIN 8529 : | E Y 6975 Mn 2 NiCrMo B H5 |
EN 499 : | E 69 6 Mn2 NiCrMo B 4 2 H5 |
Application/properties:
Electrode for producing crack-free and tough welded joints. Weld metal is extremely metallurgical purity having very low hydrogen content. Welds are of X-ray quality. If normalizing is required after welding 1292N shall be used.
Weld metal analysis in % (typical values):
C | Mn | Si | Cr | Ni | Mo |
---|---|---|---|---|---|
0.06 | 1.50 | 0.50 | 0.40 | 2.10 | 0.40 |
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 -60°C+ |
---|---|---|---|
780 - 940 | >700 | >17 | 120 55 |
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 | ESTE 620; ESTE 690 |
EN Standard | S500N, S500NH, S460NL |
ASTM Standard | A255 Gr. C; A514 and A517 Gr. A, B, C, E, F, H, J, K, M, P; A656; A678 Gr. C |
Rebaking:
required at 300°C to 350°C for 2 hours