JB/T 15522.2-2026CNC spring grinding machine - Part 2: Specification (English PDF)

JB/T 15522.2-2026 is the English-translated version of 数控磨簧机第2部分：技术条件.

The document JB/T 15522.2-2026 is Part 2 of the series on CNC spring grinding machines and sets out their technical conditions. It treats the machine as a product, while its type and parameters and its accuracy are dealt with in the other parts of the series.

It is intended for machine builders, spring manufacturers who buy grinding machines, buyers' inspectors and test laboratories. It is a voluntary standard, as shown by /T in the code. The Ministry of Industry and Information Technology issued it on 28 April 2026, and it comes into force on 2 November 2026. The technical committee in charge is the National Technical Committee for Forging and Stamping Machinery Standardization. It is a new standard and does not replace an earlier edition.

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This preview omits tables, figures, formulas and parts of the technical clauses. The complete document — 15 pages — is available in the English PDF.

JB/T 15522.3-2026|JB/T 15522.1-2026

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