KSC-SPEC-Z-001 A, SPECIFICATION FOR PIPE, 36% NICKEL, IRON-BASE (INVAR 36) (22 SEPT 1975)

KSC-SPEC-Z-001 A, SPECIFICATION FOR PIPE, 36% NICKEL, IRON-BASE (INVAR 36) (22 SEPT 1975)., This specification covers weldable seamless or welded, 36 percent nickel, iron-base pipe, commercially known as Invar 36 or equal and suitable for service between plus 125 degrees F and minus 454 degrees F. The material covered by this specification is characterized by having a very low coefficient of thermal expansion.