312 Tig

type 
Solid stainless steel welding wire for Tig welding
applications 
Buffer layers before hardfacing, armor plate, exhaust systems, high, Manganese austenitic steel, heterogeneous welding, difficult to weld and unknown steels.
Properties 

Scale resistance up to 1150ºC, crack and wear resistant, suitable for rebuilding wornout parts. Excelent corrosion resistance against high temperature liquid acids.

classification
AWS 
A 5.9: ER 312
EN ISO 
14343-A: W 29 9
DIN: W.Nr. 
1.4337
DIN 
8556: SG-X10CrNi 30 9
Suitable for 

Buffer layers, armor plate, 409, 304, difficult to weld steels such as:, 25CrMo4, 42CrMo4, 50CrMo4, 42MnV7, 1.7218, 1.7225, 1.7228, 1.7223, AISI: 4130, 4140, 4150, C45, C60, tool steel repairs etc..

approvals 
CE approved
welding positions: 
Weld deposit analysis

C

Cr

Ni

Mo

Mn

Si

P

S

Cu

<0.15

28.0-32.0

8.0-10.5

<0.75

1.0-2.5

0.30-0.65

<0.03

<0.03

<0.75

mechanical properties

Heat

RP0,2

Rm

A5

Impact Energy (J) ISO-V

Hardness

Treatment

(N/mm2)

(N/mm2)

(%)

+20°C

-40°C

-60°C

HB

AW

640

800

22

50

240

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

Welding Parameters

Packing (kg)

Packing

D (mm)

Current (A) DC-

Single

Master

1.0 x 1000

20-50

5

25

1.6 x 1000

50-80

5

25

2.0 x 1000

70-110

25

2.4 x 1000

110-180

5

25

3.2 x 1000

150-250

Gas acc. en iso 14175:
I1

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.