LH 98DS
High strength basic electrode
Description & applications
Low hydrogen basic coated electrode with high yield strength for welding fine grain steels applied at temperatures between -50 to +500°C. Thermal treated low alloyed steels with C-Mn.
Resistant to fatigue - corrosion in the presence of phosphorus and sulphur.
Construction steels for general use :
NF A 35-501 :A50.2. A60.2.
DIN 17100 :St60-2.St 70-2.
Steels for boilers and pressure vessels :
NF A 36-207 : A550AP, FP. A590AP,PP.
NF A 36-205 : A37 CP, AP, FP, à A52 CP, AP, FP.
DIN 17155 : HI à HIV, 19Mn6, 19Mn5, 17Mn4.
High strength steels :
DIN 17102: StE255 à 380.
Heat resisting steels :WstE255 à 380
Cold tough steels : TstE255 à 380.
Classification
| NFA 81-340 | AWS A 5.5 | BS 2493 | DIN 8529 | EN ISO 18275-A |
|---|---|---|---|---|
| EY 55 2Mn Mo B110 26 BH | E 9018-D1 | 2Mn Mo BH | EY 5565 Mn Mo BH 526 | E 55 4 MnMo B 4 2 H5 |
Typical weld metal composition (%)
| C | Mn | Mo | Si |
|---|---|---|---|
| <0.1 | 1.5 | 0.4 | 0.5 |
All weld metal mechanical properties
| Rm (MPa) | Rp0.2 (MPa) | A5 (%) | Av - ISO - V |
|---|---|---|---|
| 630-710 | 540-600 | >17 | - 40°C > 47 ; - 50°C >30 |
Packaging data
| Dimension | 2.5x350 | 3.2x350 | 4.0x450 | 5.0x450 |
|---|---|---|---|---|
| Electr. / packet | 244 | 143 | 96 | 64 |
| Electr. / carton | 976 | 572 | 384 | 256 |
| Kg 1000 electr. | 20.5 | 35 | 68 | 102 |
| Packets / carton | 4 | 4 | 4 | 4 |
| Kg / packet | 5 | 5 | 6.5 | 6.5 |
| Kg / carton | 20 | 20 | 26 | 26 |
Amperes
| A | 80 | 115 | 150 | 190 |
|---|
