En
FaE 410Ni Mo-15~
1072d ama 1072d
Special welding electrode for stainless and heat-resistant steels
AMA 1072D
| AWS/ASME SFA – 5.4 : | ~ E 410Ni Mo-15 |
| DIN 8556 : | E 13 4 B20+ |
| EN 1600 : | E 13 4 B 42 |
Application/properties:
Basic electrode is suitable for welding of Cr-Ni martensitic stainless steels. In welding of plates with higher than 10 mm thickness, the maximum preheat temperature is 150°C. After welding, post weld heat treatment shall be applied.
Weld metal analysis in % (typical values):
| C | Mn | Si | Cr | Ni | Mo |
|---|---|---|---|---|---|
| 0.04 | 0.6 | 0.2 | 12.5 | 4.5 | 0.5 |
Mechanical Properties of all-weld metal:
(single values are typical values)
| Heat Treatment |
Tensile Strength ( N/mm 2 ) |
Yield Strength ( N/mm 2 ) |
Elongation A5 (%) |
Impact energy(j) ISO - V 20°C+ |
|---|---|---|---|---|
| T1 | 850 | 650 | 20 | 70 |
| T2 | 850 | 650 | 20 | 70 |
| N+T | 850 | 650 | 20 | 70 |
T1: Tempered 8 hours, at 580°C, Furnace cooling.
T2: Tempered 5 hours, at 610°C, Air cooling.
N+T: Normalized 1 hour at 1020°C, Air cooling + Tempered 15 hours at 610°C, Furnace cooling.
| Welding Parameters | ||
|---|---|---|
| Diameter (mm) | Length (mm) | Amperage (A) |
| 2.5 | 250 | 60 – 80 |
| 3.25 | 300 | 85 – 120 |
| 4.0 | 350 | 110 – 160 |
| 5.0 | 450 | 150 – 190 |
Materials:
| DIN EN tandard | 1.4313 X5CrNi 13 4 G -X5CrNi 13 4; 1.4407 G-X5CrNiMo 13 4; 1.4413 X3CrNiMo 13 4; 1.4414 G-X4CrNiMo 134 |
| Other Standard | ACI Gr.CA 6 NM, S41500 |
Rebaking:
- required at 300°C to 350°C for 2 hours.