CEWELD


SG Ni3,5 Tig GMAW-GTAW Solid wires




SG Ni3,5 Tig

 
TYPE 
Solid Tig welding wire for extra low temperature applications.
APPLICATIONS 
Used in petrochemical industry where it finds applications in construction of cryogenic plant and associated pipework, in the manufacture, storage and distribution of volatile liquids and liquefied gases.
PROPERTIES 

Excelent impact properties at subzero temperatures down to -80°C.

CLASSIFICATION
AWS 
A 5.28: ER 80S-Ni3
UNS: K31240
EN ISO 
636-B: W 57P7 WN71
DIN 
8575:
SUITABLE FOR 
ASTM A 203 Gr D, E, F - A 333 Gr 3 - A 350 Gr LF3 - A 352 Gr LC3
EN (BS 1501 Gr 503 - BS 1503 Gr 503 - BS 1504 Gr 503 LT60)

 

APPROVALS 
CE approved
WELDING POSITIONS: 
TYPICAL ALL WELD METAL ANALYSIS

C

Mn

Si

Ni

Cu

P

S

0,1

1.1

0,6

3.5

0.12

<0.01

<0.01

MECHANICAL PROPERTIES (TYPICAL)

Heat

RP0,2

Rm

A5

Impact Energy (J) ISO-V

Hardness

Treatment

(N/mm2)

(N/mm2)

(%)

-20°C

-40°C

-60°C

HRc / HV

AW

510

620

28

 

100

60

 

PWHT 620°C

477

568

26

   

40

 
AW: as welded
REDRYING TEMPERATURE 
not required
WELDING PARAMETERS / PACKING

Welding Parameters

Packing

D (mm)

Current (A) DC-)

single

master

1,6 x 1000 mm

50-90

5 kg cartons

25 kg cartons

2,0 x 1000 mm

70-110

5 kg cartons

25 kg cartons

2,4 x 1000 mm

110-180

5 kg cartons

25 kg cartons

3,2 x 1000 mm

150-250

5 kg cartons

25 kg cartons







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