GB/T 4678.4-2017Diecasting dies - Components - Part 4: Square guide pillars (English PDF)
压铸模 零件 第4部分：方导柱
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Issued by
SAMR; SAC
Level / Type
National · Recommended
Issue date
September 29, 2017
Implementation date
April 1, 2018
Scope
GB/T 4678.4-2017 is the English-translated version of 压铸模 零件 第4部分：方导柱.
GB/T 4678.4-2017 is the Chinese standard "Diecasting dies - Components - Part 4: Square guide pillars". Its scope clause reads: GB/T 4678 provisions of this part of the square guide column and die-wear block with the structure type and size, requirements, materials and markings.
This section applies to die-casting square guide column and wear block. Its clauses include structure and size.
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Document preview — GB/T 4678.4-2017
National Standard of the People's Republic of China
- ICS
- 25.120.30
- Classification
- J 46
Issued by: State Administration for Market Regulation; Standardization Administration of the PRC
Contents
- Foreword
- 1 Scope
- 2 Normative references
- 3 Terms and definitions
1 Scope
GB/T 4678 provisions of this part of the square guide column and die-wear block with the structure type and size, requirements, materials and markings.
This section applies to die-casting square guide column and wear block.
2 Normative references
The following documents for the application of this document is essential. For dated references, only the dated version applies to this article
Pieces. For undated references, the latest edition (including all amendments) applies to this document.
GB/T 1804-2000 General tolerances Tolerances for linear and angular dimensions without tolerance
GB/T 4679 die casting mold parts technical conditions
3 structure and size
3.1
Square pillar structure shown in Figure 1, the size shown in Table 1.
Note 1. The surface roughness is not noted Ra3.2µm.
Note 2. The dimensions of un-chamfered corners are to be determined by the manufacturer.
Figure 1 square guide column […]
......
This preview omits tables, figures, formulas and parts of the technical clauses. The complete document — 15 pages — is available in the English PDF.
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Related Standards
GB/T 4678.5-2017 — Diecasting dies - components - Part 5: Round guide pillar
GB/T 4678.3-2003 — Die-casting die components - Part 3: Rectangular insert block
GB/T 4678.5-2003 — Die-casting die components - Part 5: Headed guide pillar
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