B3L

LOW ALLOYED WELDING WIRES

AWS A5.28 ER80S-B3L
EN ISO 21952-B- 2C1ML
Average Chemical analysis
C% Si% Mn% P% S% Cu% Cr% Ni% Mo% Al% V% FX ppm
0,030 0,50 0,60 < 0,012 < 0,015 < 0,25 2,50 < 0,20 1,00 < 0,020 < 0,010 < 15
The copper value include the surface coating
Typical mechanical properties of all-weld metal
Rm Rs Al Kv
N/mm² N/mm² %5d -10°C
610 530 20 70 J
The mechanical properties are approximate and may range on the basis of the Heat, shielding gas, welding parameters and other factors
Welding process
Protection MIG: Argon/ 1-5% O2/ TIG: I1 (Argon)
Current and polarity MIG: DC+ / TIG: DC-
Welding positions EN ISO 6947: PA, PB, PC, PD, PE, PF, PG
Pre Heating temperature 185-215° C
Interpass temperature 185-215° C
Post Welding Heat Treatment 690 ± 15° C
Dimensions
MIG (mm) 0,60 - 0,80 - 0,90 - 1,00 - 1,14 - 1,20 - 1,40 - 1,60
TIG (mm) 1,00 - 1,20 - 1,60 - 2,00 - 2,40 - 3,00 - 3,20 - 4,00
Base materials to be welded 10CrMo9-10; GS-18CrMo9, GS-17CrMoV5-11; 10CrSiMoV7; 10CrV63; 12CrSiMo8
Applications

It replaces TD-B3 when the annealing is not possible; High insensitive to cracking. Boilers, pipelines, steam boilers and pressure tanks.

Approvals Contact ITALFIL
CANCEL