Ni1

LOW ALLOYED WELDING WIRES

Classifications

SFA-AWS A5.28 ER80S-Ni1
EN ISO 14341-A- G 3Ni1
EN ISO 636-A- W 3Ni1

Process

GAS MIG TIG A.S.

Applications

Fine-grained low alloy steels and also austempering steels. Building up of cranes, transport, tanks, industrial facilities, equimpent in general, pipelines, shipbuilding, etc.

Base materials to be welded

A106, A515, A714, A131, A369, A210, L290, P235 T1/T2, P275 T1 ; L360, L415 ; P275T2, P355N ; X-42, X46, X62, X60 ; P235GH, P355GH ; A283, A285, A414, A372, A662, S275, S420, A516, A255, A333, A350, A612

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

Welding process

Protection

MIG: C1, M21, 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

135-165Â° C

Interpass temperature

135-165Â° C

Post Welding Heat Treatment

as welded

Average Chemical analysis

Si%

Mn%

Cu%

Cr%

Ni%

Mo%

Al%

Zr+Ti%

0,090

0,70

1,20

< 0,015

< 0,25

< 0,15

1,00

< 0,15

< 0,020

< 0,030

<0,050

The copper value include the surface coating

Typical mechanical properties of all-weld metal

N/mm²

%5d

-50°C

600

480

100 J

The mechanical properties are approximate and may range on the basis of the Heat, shielding gas, welding parameters and other factors

Approvals

Contact ITALFIL

Fields of application

Energy

Pipeline oil & gas

Naval

Structures