ISO 11114-6:2022

Name: ISO 11114-6:2022 — Gas cylinders — Compatibility of cylinder and valve materials with gas contents — Part 6: Oxygen pressure surge testing
SKU: ISO 11114-6:2022
Price: 18000 RUB
Availability: InStock

Gas cylinders — Compatibility of cylinder and valve materials with gas contents — Part 6: Oxygen pressure surge testing

Название (английский):

ISO 11114-6:2022

Gas cylinders — Compatibility of cylinder and valve materials with gas contents — Part 6: Oxygen pressure surge testing

Статус документа:: Действующий
Формат:: Электронный (PDF)
Количество страниц:: 10
Дата публикации:: 17 августа 2022 г.
Издание:: ISO IS 11114 edition 1 version 1
ICS:: 23.020.35

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Full version18 000 ₽Read online 24h1 200 ₽Read online 72h1 800 ₽

Язык документа:

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Срок поставки:2 раб. дн. (перевод)

Цена:18 000 ₽

Описание (английский):

This document specifies requirements for the test apparatus and test procedure in order to apply oxygen pressure surges consistently to devices being tested for resistance to ignition by adiabatic compression and to materials for oxygen compatibility.

Abstract

Похожие стандарты

Стандарты, упомянутые в описании

Overview

ISO 11114-6:2022 - "Gas cylinders - Compatibility of cylinder and valve materials with gas contents - Part 6: Oxygen pressure surge testing" specifies the test apparatus and procedure to apply reproducible oxygen pressure surges for evaluating resistance to ignition by adiabatic compression and material compatibility with oxygen. It standardizes test-gas quality, surge‑tube geometry, instrumentation placement and calibration practices so product standards (e.g., for valves, regulators and hoses) can reference a single, consistent test method.

Key SEO keywords: ISO 11114-6:2022, oxygen pressure surge testing, gas cylinder compatibility, adiabatic compression, surge tube, quick-opening valve.

Key Topics and Requirements

Test gas: Oxygen purity ≥ 99.5% by volume; hydrocarbons ≤ 0.01% by volume; particulate control (filtering) as specified.

Test gas temperature: Default oxygen temperature (60 ± 3) °C for calibration and testing unless the product standard states otherwise.

Surge tube (cannon): Materials must be oxygen‑compatible and pressure/temperature rated (Monel commonly used). Typical geometries:

Type A: ~1 m length, 5 mm internal diameter (or fractional inch equivalent).
Type B: ~0.75 m length, 14 mm internal diameter.

Test facility design: Protective room design, ventilation, oxygen-cleaning and particle filtration (e.g., (40 ± 20) µm filter upstream of the oxygen buffer).

Instrumentation: Minimum two pressure transducers (one upstream of quick-opening valve; one within 50 mm of downstream end of surge tube), and temperature measurement upstream of the quick‑opening valve.

Pressure rise time: Verified using a blank plug and/or calibrated orifice; calibration location within 50 mm of the surge tube end. The heated oxygen buffer should exceed surge tube volume (recommended ratio ~30:1).

Test procedure elements: Sample conditioning, pressure levels, number of samples, visual examination, pass/fail criteria, and test report requirements are specified in the standard.

Applications and Users

Who uses ISO 11114-6:2022:

Manufacturers of cylinder valves, residual pressure valves, self‑closing valves, VIPRs, pressure regulators, hoses and related accessories.

Accredited test laboratories performing oxygen compatibility and ignition-resistance testing.

Design and safety engineers, regulatory bodies, and conformity assessment organizations specifying or verifying oxygen‑service components.

Practical value:

Ensures reproducible, comparable oxygen surge testing across products and labs.

Reduces variation from differing historical test setups and helps product standards rely on a common method.

Related Standards

ISO 11114 series (other parts addressing materials and compatibility)

ISO 10286 (vocabulary referenced)

Testing standards referenced in the introduction: ISO 21010, ASTM G175, ASTM G74

For implementation, consult the full ISO 11114-6:2022 document and your applicable product standard for required test pressures, sample counts and any additional provisions.

ISO 11114-6:2022

Abstract

Похожие стандарты

Overview

Key Topics and Requirements

Applications and Users

Related Standards

Технические детали

BS EN ISO 11114-5:2022

Gas cylinders. Compatibility of cylinder and valve materials with gas contents. Test methods for evaluating p…

BS EN ISO 10286:2025

Gas cylinders. Vocabulary.

ISO 21010:2017

Cryogenic vessels — Gas/material compatibility