AMA 1188N | Product Name: |  |
| E 8018–G–H4 | Standards: AWS/ASME SFA – 5.5 : | |
| DIN 8529 : | ||
| EN 499 : |
Application/properties:
Basic electrode is suitable for production of crack free and tough welded joints. Weld metal is of high metallurgical purity with very low hydrogen content. Its properties are easy releasable slag and good bead profile.
Weld metal analysis in % (typical values):
| P | S | Mo | Si | Mn | C |
| <0.02 | <0.02 | 0.15 | 0.45 | 1.50 | 0.08 |
Mechanical Properties of all-weld metal:
(single values are typical values)
| Impact energy (J) ISO – V | Elongation A5 (%) | Yield Strength (N/mm2) | Tensile Strength (N/mm2) | |
-30 ° C | +20 ° C | |||
| >50 | >120 | >22 | >460 | 550 – 650 |
| Welding Parameters | |||
| Amperage (A) | Length (mm) | Diameter (mm) | |
| 65 – 90 | 350 | 2.5 | |
| 90 – 130 | 450 | 3.25 | |
| 140 – 180 | 450 | 4.0 | |
| 190 – 230 | 450 | 5.0 | |
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Materials:
| St 37-2 to St 60-2; St 37-3 to St 52-3; St 37.0 to St 52.0; St 37.4 to St 52.4; HI; HII; 17 mn 4; STE 255 to StE 355; 17 MnMoV 6 4; 15 NiCuMoNb5S | DIN Standard |
S235JR- E335; S235J2G3 to S355J2G3; P235T1 to P355T1; P235T2; P355T2; P235GH; P265GH; P295GH; S255N to S355N | EN Standard |
A302 Gr.A, B; A517 Gr.A, B, C, E, F, H, J, K, M, P | ASTM Standard |
Rebaking:
required at 300°C to 350°C for 2 hours.