In order to avoid softening and improve the mechanical properties of the aluminum alloy welded joints. the butt test of 5A06 aluminum alloy was carried out with FSW. and the welded joints were processed into metallographic samples and tensile samples of a certain size under the conditions of a rotating speed of 1 200 r/min and a welding speed of 150 mm/min. the effect of deep cryogeni... https://www.ealisboa.com/mega-sale-Cuticura-Ointement-10g-amazing-save/