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Stainless Steel ER 347

Technical Data Sheet

Chemical Composition Limits
Weight%	C	Mn	Si	Cr	Ni	S	P	Mo	Cu	Cb+Ta
ER 347	0.08 max	1.00-2.5	0.30-0.65	19-21.5	9-11	0.03 max	0.03 max	0.75 max	0.75 max	10 X C min / 1.0 max

Alloy ER 347 is a columbium-stabilized stainless steel welding wire used to weld Types 321 and 347. Addition of columbium reduces the possibility of chromium carbide precipitation and consequent intergranular corrosion.

Typical Mechanical Properties

Material	Ultimate Tensile Strength		Offset Yield Strength 0.2 %		Elongation (%)
Material	psi	MPa	psi	MPa	Elongation (%)
ER 347	89,900	620	65,250	450	41

Availability
Alloy ER 347 is a Stainless Steel TIG, MIG and SUB-ARC wire used for welding. For all stock availability contact Sales.

Specifications
AWS 5.9
ASME SFA 5.9
AWS ER 347
UNS S34780

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Disclaimer
Every effort is made to ensure that technical specifications are accurate. However, technical specifications included herein should be used as a guideline only. All specifications are subject to change without notice.