MIL-T-13915E, MILITARY SPECIFICATION: TUBES, STEEL, SEAMLESS; FOR CANNONS AND RECOILLESS RIFLES (05-JUN-1987)

MIL-T-13915E, MILITARY SPECIFICATION: TUBES, STEEL, SEAMLESS; FOR CANNONS AND RECOILLESS RIFLES (05-JUN-1987)., This specification covers seamless, thin-wall, steel tubes in the quenched and tempered condition for use in the manufacture of cannons and recoilless rifles.