International Organization for Standardization (ISO)
Latest
ISO 22437:2018
Scope
This document specifies the characteristics of nuts for welded ferrules, for pipe couplings 8°30′, in titanium alloy, for aerospace applications.
Nominal pressure: up to 28000 kPa Temperature range: −55 °C to 135 °C
ISO 22437:2018 Referenced Document
EN 2424 Aerospace series - Marking of aerospace products
EN 2497 Dry Abrasive Blasting of Titanium and Titanium Alloys
EN 3275 Aerospace series - Pipe coupling 8°30' up to 28 000 kPa Dynamic beam seal - Metric series - Technical specification*, 2019-05-01 Update
EN 3311 Aerospace series - Titanium alloy TI-P64001 (Ti-6Al-4V) - Annealed - Bars for machining - D ≤ 300 mm - 900 MPa ≤ Rm ≤ 1 160 MPa*, 2023-12-20 Update
EN 3314 Aerospace series - Titanium alloy TI-P64001 - Solution treated and aged - Bar for machining - D ≤ 75 mm*, 2019-04-01 Update
ISO 5855-3 Aerospace - MJ threads - Part 3: Limit dimensions for fittings for fluid systems
ISO 8788 Aerospace — Nuts, metric — Tolerances of form and position*, 2024-04-20 Update
ISO 22437:2018 history
2018ISO 22437:2018 Aerospace series - Pipe coupling 8°30' in titanium alloy - Nut for welded ferrule