307Si

Category

type

Solid welding wire for dissimilar welding

applications

Buffer layers before hardfacing, dissimilar welding between steel and stainless steel, armor plate, exhaust systems (type 409, 304), high Manganese austenitic steel, heterogeneous welding, difficult to weld steels etc.

Properties

Corrosion resistance is equivalent to type 304, high mechanical properties and good weldability, work hardening and cold-tough to -110°C.

classification

AWS

A 5.9: ER 307Si

EN ISO

14343-A: G 18 8 Mn

DIN: W.Nr.

1.4370

DIN

8556: SG X15CrNiMn 18 8

Suitable for

Dissimilar welding between steel and stainless steel, armor plate, exhaust systems (type 409, 304), high Manganese austenitic steel, difficult to weld steels such as: 42CrMo4, C45, 42MnV7, tool steels etc.

approvals

TUV, CE approved

welding positions:

Typical all weld metal analysis

C	Mn	Si	Cr	Ni	Mo
0.12	6.5	1.0	18.5	8.5

mechanical properties

Heat treatment	RP0,2	Rm	A5	Impact energy (J) ISO-V			Hardness
	(N/mm2)	(N/mm2)	(%)	+20C	-40°C	-60C	HRc / HV
AW	>350	>600	40	>100

AW: as welded

welding parameters packing

Welding Parameters			Packing
D (mm)	Voltage (V)	Current (A) DC+	spool type	kg / pack	kg / pallet
0.8	15-24	55-160	D-200 / K-300 / POP	5 / 15 / 250	1000 / 1080 / 1000
1.0	15-28	80-240	D-200 / K-300 / POP	5 / 15 / 250	1000 / 1080 / 1000
1.2	15-29	100-300	D-200 / K-300 / POP	5 / 15 / 250	1000 / 1080 / 1000
1.6	23-31	230-375	D-200 / K-300 / POP	5 / 15 / 250	1000 / 1080 / 1000

note

Tig rods available in 1000 mm cut lenghts from 1,6 till 3,2 mm in 5 kg tubes

pdf

CEWELD 307Si TUV approval MAG.pdf

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