AWS D17.2/D17.2M:2019
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Specification for Resistance Welding for Aerospace Applications – 3rd Edition
standard by American Welding Society , 01/01/2019
AWS D17.2/D17.2M:2019 PDF
This specification covers requirements for resistance spot and seam welding of the following metals and their alloys.
Material Groups
Group 1—Aluminum and magnesium
Group 2—Steel, nickel, and cobalt
Group 3—Titanium
Classification. Classification is based on the following:
Class A—A welded joint, whose failure during any operating condition would cause loss of the equipment or system or one of its major components.
Class B—A welded joint whose failure would reduce the overall strength of the equipment or system or limit the intended functioning or use of equipment.
Class C—A welded joint for which no stress analysis is required and whose failure would not affect the performance of the equipment or system.
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