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Stainless Steel ER 420

Technical Data Sheet

Chemical Composition Limits
Weight%	C	Mn	Si	Cr	Ni	S	P	Mo	Cu
ER 420	0.25-0.40	0.6 max	0.5 max	12-14	0.6 max	0.03 max	0.03 max	0.75 max	0.75 max

Alloy ER 420 is often used for surfacing applications that call for superior resistance to abrasion. This filler metal is similar to ER 410, except for the higher carbon content. It requires preheat and interpass temperatures of not less than 400ºF, followed by slow cooling.

Typical Mechanical Properties

Material	Ultimate Tensile Strength		Offset Yield Strength 0.2 %		Elongation (%)
Material	psi	MPa	psi	MPa	Elongation (%)
ER 420	145,000	1,000	120,350	830	45

Availability
Alloy ER 420 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 420
UNS S42080

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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.