Description
Caractéristiques :
LKE-9015-B92H4 is is designed to weld martensitic B9 (P92) alloyed steel: 9Cr steel to weld equivalent ‘type 92’ steels modified with tungsten, vanadium, niobium, nitrogen, and a small addition of boron to give improved long term creep properties
Applications :
It is suitable for welding of Headers, Main steam piping, Turbine castings and Power generating plants
Notes sur l'utilisation :
1.Preheat at 80°C is sometime required according to base metal or its thickness.
2.Do not exceed the range of recommended because over heat input might decrease the impact value.
3.Keep the arc as short as possible.
4.Take the back-step method at the arc starting to prevent blowholes.
Classification :
AWS A5.5 E9015-B92H4
Position de soudage :
Composition chimique typique du métal soudé (wt%)
| C | Mn | Si | V | Cr | Ni | Mo | W |
| 0.11 | 0.60 | 0.25 | 0.21 | 9.00 | 0.60 | 0.45 | 1.70 |
Propriétés mécaniques typiques du métal soudé
| YP N/mm² | TS N/mm² | EL % | IV -20°C J | PWHT |
| 620 | 740 | 22 | 50 | 620°C x1hr |
Dimensions et plage de courant recommandée (AC ou DC+)
| Diamètre (mm) | 3.2 | 4.0 | 5.0 | |
| Longueur (mm) | 350 | 450 | 450 | |
| Ampères | F | 90-130 | 130-180 | 180-240 |
| V&OH | 80-120 | 110-160 | 150-200 | |
| Poids par paquet (kg) | 5 | 5 | 5 | |
| Poids par carton (kg) | 20 | 20 | 20 | |
