GB/T 45679-2025 English PDF - Power spinning dies standard
Power spinning dies
Standard Details
GB/T 45679-2025 (English Version)
- English translated version
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GB/T 45679-2025 (Chinese Version)
- Chinese original version
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Standard Introduction
This document specifies the structure and technical requirements for power spinning dies, describes the corresponding test methods, and also specifies the inspection rules, marking, packaging, transportation and storage requirements for such dies.
This document is applicable to the manufacture of shear spinning dies and flow spinning dies.
Note: Spinning referred to in this document means external spinning in cold spinning forming.
Standard Catalog
The standard consists of the following main sections:
Foreword
1 Scope
2 Normative References
3 Terms and Definitions 4 Structure
4.1 Classification
4.2 Composition
4.3 Typical Structures
5 Technical Requirements
5.1 Working Surfaces
5.2 Structural Requirements
5.3 Dimensions
5.4 Accuracy
5.5 Materials and Heat Treatment
6 Test Methods
6.1 Appearance
6.2 Geometric Dimensions
6.3 Taper and Datum Face Distance
6.4 Geometric Tolerances
6.5 Surface Roughness
6.6 Hardness
6.7 Depth of Hardened Layer
7 Inspection Rules
7.1 Inspection Items
7.2 Factory Inspection
8 Marking, Packaging, Transportation and Storage
8.1 Marking
8.2 Packaging
8.3 Transportation
8.4 Storage
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