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GB/T 25457-2026
Piano pin block
GB/T 25457-2026 钢琴弦轴板
- Issue date
- 2026-08-28
- Effective date
- 2027-03-01
- Standard type
- National Standards
- ICS / CCS
- 97.200.20 / Y58
- Issuing authority
- State Administration for Market Regulation and Standardization Administration of China
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Scope
This document defines terms and definitions relating to piano pin blocks, specifies requirements for core veneers, face veneers, the whole board, structure, appearance and limits of harmful substances, as well as materials, inspection rules, marking, packaging, transport and storage, and describes the corresponding test methods. This document is applicable to the design, production and sale of pin blocks for upright pianos and grand pianos.
Source notes
English introduction is available from the synchronized standard record.
Document contents
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