LH 981S
High-strength alloyed basic electrode
Product description
Low-hydrogen basic electrode depositing a high-strength, very tough metal, particularly recommended for penetration on fine-grained steels with a tensile strength of between 550 and 700 MPa (e.g. crane rails, etc.).
Product application instructions
| General structural steels :
NF A 35-501 :A50.2. A60.2. E36-2,3 et 4. DIN 17100 :St50 – St52 -. St60-2. Treated steels: NF A 36-204 : E420T – E460T |
| High yield strength steels :NF A 36-207 : A550AP, FP – A590AP,FP
NF A 36-210 :16MND5. ASTM A202 Gr A & B – A236F &G- A238GrB – A486Gr90 A607Gr70 – A615Gr60 – A706Gr60. DIN : StE355 to StE550 -WStE355 to WStE500 DIN : 17MnMoV6.4 – 15NiCrMo 10.6 DIN : N.AXTRA55 – N.AXTRA60 (Thyssen) API: X65, X70. |
Classification
| NFA 81-340 | AWS A 5.5 | DIN 8529 | EN ISO 18275-A |
|---|---|---|---|
| EY 551 Ni Cr MoB110 20 BH | E 9018-G | ESY 5576 1 Ni MoBH 520 | E 55 5 1NiMo B 4 2 H5 |
Chemical analysis (%)
| C | Mn | If | Mo | Ni | Cr |
|---|---|---|---|---|---|
| <0.1 | 1.6 | 0.5 | 0.3 | 0.3 | 0.2 |
Mechanical characteristics
| Rm (MPa) | Rp0.2 (MPa) | A5 (%) | Av - ISO - V |
|---|---|---|---|
| >620 | >530 | >17 | - 20°C >100 ; - 50°C > 50 ; - 60°C >28 |
Why choose this basic electrode?
Vacuum-packed 5 or 6Kg electrode for welding highly stressed steel assemblies (carbon and carbon manganese) (tensile strength up to 510 MPa).
It features excellent mechanical properties, particularly at low temperatures.
