En
FaE 8018–C1–H4
1420n ama 1420n
Welding electrode for fine-grained structural steels
AMA 1420N
| AWS/ASME SFA-5.5: | E 8018–C1–H4 |
| DIN 8529 : | E SY 42 87 2 Ni B H5 |
| EN 499 : | E 46 62 Ni B 42 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.
Weld metal analysis in % (typical values):
| C | Mn | Si | P | S | Ni |
|---|---|---|---|---|---|
| 0.05 | 1.1 | 0.3 | <0.02 | <0.02 | 2.4 |
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+ |
Heat treatment |
|---|---|---|---|---|
| 550 - 700 | >480 | >22 | 170 100 | AW |
| 520 - 640 | >420 | >20 | 170 80 | SR |
AW: As Welded
SR: Stress–Relieved 15 hrs. /580C
| Welding Parameters | ||
|---|---|---|
| Diameter (mm) | Length (mm) | Amperage (A) |
| 2.5 | 350 | 65 – 95 |
| 3.25 | 350 - 450 | 90 – 130 |
| 4.0 | 350 - 450 | 140 – 185 |
| 5.0 | 450 | 180 – 245 |
Materials:
| DIN Standard | TStE 355 to TStE 460; EStE 355 to EStE 460; EStE 255 to STE 460; TStE 355 to TStE 460; WStE 355 to WStE 460 |
| EN Standard | 12Ni14; 14Ni6; 10Ni14; 13MnNi6 3; P355NL1 to P460NL1; S255N to S460N; S355NH to S460NH; S255NL to S460NL; S255NL1 to S380NL1. |
| ASTM Standard | A633 Gr.E; A572 Gr.65; A203 Gr.D; A333 and A334 Gr. 3; A350 Gr. LF3 |
Rebaking:
required at 300°C to 350°C for 2 hours>
Approval:
LRS, GL