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EN 16668:2025 Standard

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  Keywords:

#equipment #applicable #document #legislation #european

  Directive

Pressure equipment Directive (2014/68/EU)

  Last Official Journal reference

Monday 12th of January 2026

  Description:

Industrial valves - Requirements and testing for metallic valves as pressure accessories

  Purpose

This document is applicable to metallic valves as pressure accessories for industrial applications with a maximum allowable pressure PS greater than 0,5 bar in accordance with the European legislation for pressure equipment and specifies requirements applicable to design, manufacture, testing, materials and documentation. All essential safety requirements of the European legislation for pressure equipment applicable to valves have been taken into consideration and are addressed in this document. This document does not apply to: -  safety valve and bursting disc (safety accessories), -  sight glass with its frames (component of a pressure equipment), and -  measurement chambers. For other exclusions, refer to the European legislation for pressure equipment [60].

  Publication

Monday 12th of January 2026

  Related Standards

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Industrial valves - Marking of metallic valves

EN 12952-5:2021

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Water-tube boilers and auxiliary installations - Part 5: Workmanship and construction of pressure parts of the boiler

EN 12952-2:2021

Pressure equipment Directive (2014/68/EU)

Water-tube boilers and auxiliary installations - Part 2: Materials for pressure parts of boilers and accessories

EN 12516-2:2014+A1:2021

Pressure equipment Directive (2014/68/EU)

Industrial valves - Shell design strength - Part 2: Calculation method for steel valve shells

EN 10253-2:2021

Pressure equipment Directive (2014/68/EU)

Butt-welding pipe fittings - Part 2: Non alloy and ferritic alloy steels with specific inspection requirements

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