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JB/T 14320-2022 PDF English

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JB/T 14320-2022: (Check valve for oxygen)
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JB/T 14320-2022English309 Add to Cart 3 days [Need to translate] (Check valve for oxygen)

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Basic data

Standard ID JB/T 14320-2022 (JB/T14320-2022)
Description (Translated English) (Check valve for oxygen)
Sector / Industry Mechanical & Machinery Industry Standard (Recommended)
Classification of Chinese Standard J16
Classification of International Standard 23.060.99
Word Count Estimation 13,160
Date of Issue 2022-09-30
Date of Implementation 2023-04-01
Issuing agency(ies) Ministry of Industry and Information Technology
Summary This standard specifies the structural type, technical requirements, inspection, test methods, inspection rules, signs, protection, packaging, storage and transportation of check valves for oxygen. This standard applies to the working pressure not greater than 21MPa and greater than 0.1MPa, nominal size DN25 ~ DN1000 (NPS1 ~ NPS40), oxygen medium temperature -30 �� ~ 200 ��, dew point not higher than -30 ��, purity (volume fraction) greater than 23.5 %, the connection method is the manufacture of flange, wafer or lug type oxygen check valve.

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