ISO 7257:1983
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Aircraft -- Hydraulic tubing joints and fittings -- Rotary flexure test

This standard has been revised by: ISO 7257:2016


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.


  • Document published on: 1983-07
    Edition: 1 (Monolingual) ICS: 49.080
    Status: Withdrawn Stage: 95.99 (2016-05-31)
    TC/SC: ISO/TC 20/SC 10 Number of Pages:
  • Revised by: ISO 7257:2016

  • No corrigenda or amendments available

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