1.1 This specification covers seamless pipe and tube of nickel and nickel-cobalt alloys (UNS N10001, UNS N10242, UNS N10665, UNS N12160, UNS N10675, UNS N10276, UNS N06455, UNS N06007, UNS N08320, UNS N06975, UNS N06002, UNS N0698 This specification covers seamless pipe and tube of nickel and nickel-cobalt alloys. These alloys are classified into different grades according to chemical composition. Mechanical properties of the material like tensile strength, yield strength, and e