309LSi

type 
Solid stainless steel welding wire for dissimilar welding
applications 
Buffer layers before hard facing, dissimilar joints between ferritic and austenitic steels and or difficult to weld steels.
Properties 

High mechanical properties and very good weldability due to a ingreased silicon content, suitable for operating temperatures up to 300°C.

classification
AWS 
A 5.9: ER 309 LSi
EN ISO 
14343-A: W 23 12 L Si
14343-B: SS309LSi
DIN: W.Nr. 
1.4332
DIN 
8556: SG X2CrNi 24 12
Suitable for 

Buffer layers before hard facing, dissimilar joints between ferritic and austenitic steels and or difficult to weld steels such as: 42CrMo4, C45, 42MnV7, tool steels etc.

approvals 
TUV (12395.00), CE approved
welding positions: 
Weld metal analysis

C

Mn

Si

Cr

Ni

Mo

<0.03

2.00

0.90

24

13

-

Reines Schweißgut Ergebnisse

Heat

RP0,2

Rm

A5

Impact Energy (J) ISO-V

Hardness

Treatment

(N/mm2)

(N/mm2)

(%)

+20°C

-40°C

-110°C

HRc / HV

AW

440

600

37

160

90

AW: as welded
redrying temperature 
not required
welding parameters / packing

Welding Parameters

Packing

D (mm)

Voltage (V)

Current (A) DC+

spool type

kg / spool

kg / pallet

0,8

15-24

55-160

D-200 / K-300 / Drum

5 / 15 / 250

1000 / 1080 / 1000

1,0

15-28

80-240

D-200 / K-300 / Drum

5 / 15 / 250

1000 / 1080 / 1000

1,2

15-29

100-300

D-200 / K-300 / Drum

5 / 15 / 250

1000 / 1080 / 1000

gas acc. en iso 14175:
M11, M12, M13

Disclaimer: Whilst all reasonable efforts have been made to ensure the accuracy of the information contained, the information contained or otherwise referenced herein is presented only as “typical” without guarantee or warranty, and any liability incurred from any reliance thereon is expressively disclaimed. Typical data are those obtained when welded and tested in accordance to prescribed standards, and should not be assumed to be the expected results in a particular application or weldment. Other tests and procedures may produce different results. Users are cautioned to confirm by qualification testing, or other appropriate means, the suitability of any welding consumable and procedure before use in the intended application. The selection and use of specific products is solely within the control of, and remains the sole responsibility of the customer. The right to change design and/or specifications without notice is reserved.