Cellulosic electrode for welding of pipelines using the vertical down technique. It is suitable for welding root passes, hot passes, filler and cover passes.
Weld metal analysis in % (typical values):
C
Mn
Si
Mo
S
P
0.10
0.5
0.15
0.50
<0.02
<0.02
Mechanical Properties of all-weld metal:
(single values are typical values)
Tensile Strength ( N/mm 2 )
Yield Strength ( N/mm 2 )
Elongation A4 (%)
Impact energy (J) ISO - V 20°C+
500 – 600
> 400
> 22
> 80
Welding Parameters
Diameter (mm)
Length (mm)
Amperage (A)
2.5
350
60– 80
3.25
350
80 – 120
4.0
350
110 – 140
5.0
350
140 – 200
Materials:
DIN Standard
St 37.0 to St 52.0; St 37-3 to St 52-3; St 37.4 to St 52.4; St 35.8 to St 45.8; HI; HII; StE 210.7 to StE 415.7; StE 290.7 TM to StE 415.7 TM. Root pass up to StE 555.7 TM
EN Standard
S235JR; S275JR; S235J2G3; S275J2G3; S355J2G3; P235GH; P265GH; P355T1; P235T2 to P355T2; L210 to L415NB; L290MB to L415MB; P235G1TH; P255G1TH; Root pass up to L555MB.
