JB/T 8740-2025 PDF English
| Std ID | Version | USD | Buy | Deliver [PDF] in | Title (Description) |
| JB/T 8740-2025 | English | RFQ | ASK | 3 days [Need to translate] | (Electrochemical rectifying equipment) |
| JB/T 8740-1998 | English | 629 | Add to Cart | 3 days [Need to translate] | Rectifier for electrochemistry |
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Basic data
| Standard ID | JB/T 8740-2025 (JB/T8740-2025) |
| Description (Translated English) | (Electrochemical rectifying equipment) |
| Sector / Industry | Mechanical & Machinery Industry Standard (Recommended) |
| Classification of Chinese Standard | K46 |
| Classification of International Standard | 29.200 |
| Date of Issue | 2025-07-02 |
| Date of Implementation | 2026-02-01 |
| Older Standard (superseded by this standard) | JB/T 8740-1998 |
| Issuing agency(ies) | Ministry of Industry and Information Technology |
| Summary | This standard specifies the model, ratings, and technical requirements of rectifier equipment for electrochemical applications. It describes the corresponding test methods and specifies inspection rules, tolerances, marking, packaging, transportation, and storage. This standard applies to the manufacture of semiconductor diode rectifier equipment, thyristor rectifier equipment, and high-frequency switching rectifier equipment used as DC power supplies for electrolysis in the electrochemical industry. It is used as a reference for the manufacture of rectifier equipment for graphitized electric furnaces and silicon carbide electric furnaces with similar load characteristics. |
