AMA 1428N | Product Name: |  |
| E 9018 M-H4 | Standards: AWS/ASME SFA – 5.5 : | |
| DIN 8529 : | ||
| EN 499 : |
Application/properties:
This electrode is suitable 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.
| S | P | Mo | Cr | Ni | Si | Mn | C |
| 0.02 | 0.02 | 0.30 | 0.10 | 1.60 | 0.40 | 1.10 | 0.05 |
Mechanical Properties of all-weld metal:
(single values are typical values)
| Impact energy (J) ISO – V | Elongation A4 (%) | Yield Strength (N/mm2) | Tensile Strength (N/mm2) |
-51 ° C | |||
| 84 | 29 | 550 | 650 |
| Welding Parameters | |||
| Amperage (A) | Length (mm) | Diameter (mm) | |
| 65 – 95 | 350 | 2.5 | |
| 90 – 135 | 450 | 3.25 | |
| 140 – 185 | 450 | 4.0 | |
| 180 – 240 | 450 | 5.0 | |
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Materials:
| STE 420 to STE 500; WSTE 355 to WSTE 500; TSTE 420 to TSTE 500; 17MnMoV 6 4; 17MnMoV 64; 15NiCuMoNb 5; 20MnMoNi 4 5; | DIN Standard |
S420N to S500N; S355NL to S500NL; P355NL1 to P460NL1; P355NH to P500NH; P420N to P500N | EN Standard |
ASTM A517 Gr. A, B, C, E, F, H, J, K, M, P. A225 Gr. C; A633 Gr. E; A572 Gr. 65 | ASTM Standard |
Rebaking:
required at 300°C to 350°C for 2 hours