JB/T 6446-2025 PDF English
| Std ID | Version | USD | Buy | Deliver [PDF] in | Title (Description) |
| JB/T 6446-2025 | English | RFQ | ASK | 3 days [Need to translate] | (Vacuum valve) |
| JB/T 6446-2004 | English | 739 | Add to Cart | 4 days [Need to translate] | Vacuum valves |
| JB/T 6446-1992 | English | 399 | Add to Cart | 3 days [Need to translate] | (Vacuum valves. Technical conditions) |
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Basic data
| Standard ID | JB/T 6446-2025 (JB/T6446-2025) |
| Description (Translated English) | (Vacuum valve) |
| Sector / Industry | Mechanical & Machinery Industry Standard (Recommended) |
| Classification of Chinese Standard | J78 |
| Classification of International Standard | 23.160 |
| Date of Issue | 2025-07-02 |
| Date of Implementation | 2026-02-01 |
| Older Standard (superseded by this standard) | JB/T 6446-2004 |
| Issuing agency(ies) | Ministry of Industry and Information Technology |
| Summary | This standard specifies the types, basic parameters, basic conditions, and technical requirements of vacuum valves, describes the corresponding test methods, and specifies inspection rules, marking, packaging, transportation, and storage requirements. This standard is applicable to the manufacture of commonly used low-vacuum, medium-vacuum, high-vacuum, and ultra-high-vacuum valves in vacuum systems. |
