ISO 7257:1983Withdrawn

Aircraft — Hydraulic tubing joints and fittings — Rotary flexure test

Aéronautique — Joints et raccords pour tubes hydrauliques — Essai de flexion rotative

This edition has been replaced by ISO 7257:2016.

Abstract / scope

Specifies procedures to determine and classify the fatigue strength of reconnectable or permanent hydraulic tube joints. The procedure is intended for conducting flexure tests of these parts with high strength tubes of various alloys such as corrosion resistant steel, Nimonic, titanium and aluminium alloy tube for use on commercial and military aircraft.

Life cycle

Replaced by

ISO/CD 7257Deleted (project abandoned)Aircraft — Hydraulic tubing joints and fittings — Rotary flexure testInternational Standard · ISO/TC 20/SC 10ISO 7257:2016PublishedAircraft — Hydraulic tubing joints and fittings — Rotary flexure testInternational Standard · Published 31 May 2016 · ISO/TC 20/SC 10