Application/properties:
Basic electrode with low carbon weld metal , suitable for welding creep resistant steels (pressure vessels, boilers and pipes) up to 570°C. Heat treatment will be based on the base metal.
Weld metal analysis in % (typical values):
C Si Mn Cr Mo <0.05 0.45 0.80 1.1 0.45
Mechanical Properties of all-weld metal:
Tensile Strength( N/mm 2 ) Yield Strength( N/mm 2 ) ElongationA4 %) Impact energy (J)ISO - V Heat treatment >550 > 460 22 150 1 h at 690°C
Welding Parameters Diameter (mm) Length (mm) Amperage (A) 2.5 350 60 – 85 3.25 450 100 – 130 4.0 450 140 – 180 5.0 450 190 – 230
Materials:
DIN Standard 13CrMo 44, 15 CrMo 5, 16 CrMo 44, 22 CrMo 44, 24 CrMo 5, GS- 22 CrMo 54, GS – 17 CrMo 55 EN Standard 13CrMo 4-5, 15 CrMo 5, 42 CrMo 4, 16 CrMoV 4, 25 CrMo 4, 24 CrMo 5, G22 CrMo 5-4, G17 CrMo 5-5 ASTM Standard A193 Gr.B7; A335 Gr.P11 a. P12; A217 Gr. WC6.
Rebaking:
required at 300°C to 350°C for 2 hours.
