Caracteristici :
EN ISO 17632-A
T46 4 P M21 1 H5
T46 2 P C1 1 H5
EN ISO 17632-B
T554T1-1M21A-H5
T552T1-1C1A-H5
AWS A5.36
E71T1-M21A4-CS1-DH4
E71T1-C1A2-CS1-DH4
AWS A5.36M
E491T1-M21A4-CS1-DH4
E491T1-C1A3-CS1-DH4
Compozitie chimica :
Gaz M21 C1
C 0.06 0.04
Si 0.40 0.35
Mn 1.45 1.25
Caracteristici mecanice :
Forta alungire 500 MPa
Forta rupere 590 MPa
Alungire 26%
Rezilienta -20°C 100 J
Rezilienta -40°C 70 J
Caracteristici principale : sudabilitate performanta in toate pozitiile, rata de depunere mare, putini stropi si zgura usor de indepartat.