En
FaE 7016 – G – H8
1437b ama 1437b
Welding electrode for fine-grained structural steels
AMA 1437B
| AWS/ASME SFA-5.5: | E 7016–G–H8 |
| DIN 8529 : | E SY 42 761Ni B |
| EN 499 : | E 46 6 1Ni B 42 H5 |
Application/properties:
Basic electrode with tough weld metal is suitable for carbon steels up to 0.4%, due to low hydrogen content with is crack resistant. Low spatter and undercut and good X-ray are some properties of this electrode.
Weld metal analysis in %:
| C | Mn | Si | S | P | Ni |
|---|---|---|---|---|---|
| 0.07 | 1.4 | 0.4 | <0.02 | <0.02 | 0.85 |
Mechanical Properties of all-weld metal:
|
Tensile Strength ( N/mm 2 ) |
Yield Strength ( N/mm 2 ) |
Elongation A5 (%) |
Impact energy (J) ISO - V 30°C- |
Heat treatment |
|---|---|---|---|---|
| 540 - 620 | > 460 | > 22 | > 100 | - |
| 530 - 600 | > 450 | > 25 | > 100 | 570 C/1 h |
| Welding Parameters | ||
|---|---|---|
| Diameter (mm) | Length (mm) | Amperage (A) |
| 2.5 | 350 | 60– 90 |
| 3.25 | 350 | 90 – 140 |
| 4.0 | 350 | 135– 190 |
| 5.0 | 450 | 190– 240 |
Materials:
| DIN Standard | St 33 to St 52.3; St 50.2 to St 70.2; HI; HII; 17Mo4; 19Mn5; StE 210.7 to StE 415.7; StE 285 to StE 460; WStE 255 to WStE 460; EStE 255 to EStE 460; GS-38-GS-52. . |
| EN Standard | S235J2GS to S355J2G3; L210 to L415; E295 to E360; P235GH; P265GH; P295GH; P355GH. |
| ASTM Standard | A131 Gr.A, B, C; AH32 to EH40; A517 Gr.A, B, C, E, F, H, J, K, M, P; A255 Gr. C; A633 Gr. E; A572 Gr. 65. |
Rebaking:
required at 300°C to 350°C for 2 hours
