YS/T 416: Evolution and historical versions
| Standard ID | Contents [version] | USD | STEP2 | [PDF] delivered in | Standard Title (Description) | Status | PDF |
| YS/T 416-2025 | English | RFQ |
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Palladium alloy pipe for hydrogen purification
| Valid |
YS/T 416-2025
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| YS/T 416-2016 | English | 459 |
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Palladium alloy tube for hydrogen purification
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YS/T 416-2016
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| YS/T 416-1999 | English | 399 |
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Palladium alloy pipes for purifying hydrogen
| Obsolete |
YS/T 416-1999
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Basic data | Standard ID | YS/T 416-2025 (YS/T416-2025) | | Description (Translated English) | Palladium alloy pipe for hydrogen purification | | Sector / Industry | Nonferrous Metallurgy Industry Standard (Recommended) | | Classification of Chinese Standard | H68 | | Classification of International Standard | 77.150.99 | | Date of Issue | 2025-04-10 | | Date of Implementation | 2025-11-01 | | Older Standard (superseded by this standard) | YS/T 416-2016 | | Issuing agency(ies) | Ministry of Industry and Information Technology | YS/T 416-2016: Palladium alloy tube for hydrogen purification---This is a DRAFT version for illustration, not a final translation. Full copy of true-PDF in English version (including equations, symbols, images, flow-chart, tables, and figures etc.) will be manually/carefully translated upon your order.
Palladium alloy tube for hydrogen purification
ICS 77.150.99
H68
People's Republic of China Nonferrous Metals Industry Standard
Replacing YS/T 416-1999
Palladium alloy tubing for hydrogen purification
2016-04-05 release
2016-09-01 implementation
Issued by the Ministry of Industry and Information Technology of the People's Republic of China
Foreword
This standard is drafted in accordance with the rules given in GB/T 1.1-2009.
This standard replaces YS/T 416-1999, this standard and YS/T 416-1999 compared to the following changes.
- update the reference criteria;
--- increased T-Pd99.99, T-Pd99.95 and T-Pd72AgAuY three alloy grades;
--- updated the alloy grade representation method;
--- pipe length of the length of 100mm ~ 800mm revised from.200mm ~ 1500mm;
--- pipe diameter range from φ1.0mm ~ φ3.5mm into φ1.0mm ~ φ10mm, wall thickness from 0.05mm ~ 0.15mm
To 0.05 mm to 0.5 mm.
This standard by the National Nonferrous Metals Standardization Technical Committee proposed and centralized.
The drafting of the standard units. Northwest Nonferrous Metals Research Institute, Xi'an Ruixin Branch metal materials limited liability company, non-ferrous metals technology and economic research
Academy.
The main drafters of this standard. Li Yin'e, Zheng Jing, Xiang Lei, Jiang Ting, Jia Zhihua, Ma Guang, Li Jin.
This standard replaced the previous version of the standard release.
--- YS/T 416-1999.
Palladium alloy tubing for hydrogen purification
1 Scope
This standard specifies the requirements, test methods, inspection rules and marking, packaging, transportation, storage and quality of palladium alloy tubing for hydrogen purification.
Book and order (or contract) content.
This standard applies to hydrogen purification palladium alloy pipe (hereinafter referred to as pipe).
2 normative reference documents
The following documents are indispensable for the application of this document. For dated references, only the dated edition applies to this article
Pieces. For undated references, the latest edition (including all modifications) applies to this document.
Sponge Palladium GB/T 1420-2004
GB/T 4134-2015 gold ingot
GB/T 4135-2016 silver ingot
Electrolytic Nickel
Rhithers. Rhitheron Results Results Rhither - Results Results composition composition Results Results Results ON Results and Rhithers.
Rhithers. Rhithers. Rhither polymers Results Rhithers. Rhithers. Rhithers. Rhitherithers.itherigma -
Rhithers. Rhitheron correlations.itherigma Rhithers. Rhither polymers Results Avither Rhomen composition composition Results Results Results composition composition Results Rhither polymers Results composition Results
Atomic emission spectroscopy
GB/T 15077 Geometrical measurement methods for precious metals and their alloys
GB/T 19445 packaging, marking, transportation and storage of precious metals and their alloys
YS/T 372.19 Precious metal alloy element analysis method Determination of yttrium content
XB/T 218-2007 Metallic Yttrium
3 request
3.1 Product Classification
3.1.1 grades, status and specifications
Product grades, status and specifications should be in accordance with Table 1.
Table 1 grades, status and specifications
Alloy grade status
specification
Outer diameter φ/mm wall thickness/mm length/mm
T-Pd99.99
T-Pd99.95
T-Pd80Ag
T-Pd75Ag
Hardness 1.0 ~ 10 0.05 ~ 0.5.200 ~ 1500
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