GB/T 16456.4-2008End mills with brazed helical hardmetal tips - Part 4: Technical specifications (English PDF)
硬质合金螺旋齿立铣刀 第4部分：技术条件
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Issued by
SAMR; SAC
Level / Type
National · Recommended
Issue date
June 3, 2008
Implementation date
January 1, 2009
Scope
GB/T 16456.4-2008 is the English-translated version of 硬质合金螺旋齿立铣刀 第4部分：技术条件.
GB/T 16456.4-2008 is the Chinese standard "End mills with brazed helical hardmetal tips - Part 4: Technical specifications". Its scope clause reads: GB/T 16456 provisions of this part of the helical carbide end mill size, material and hardness, appearance and surface roughness standard Chi and packaging technology requirements.
This section applies to press GB/T 16456.1, GB/T 16456.2 and GB/T 16456.3 production of carbide helical cutter. Its clauses include symbol; dimensions; material and hardness.
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Document preview — GB/T 16456.4-2008
National Standard of the People's Republic of China
- ICS
- 25.100.20
- Classification
- J 41
- Replacing
- GB/T 16456.4-1996
Issued by: State Administration for Market Regulation; Standardization Administration of the PRC
Contents
- 1 Scope
- 2 Normative references
- 3 Symbol
- 4 Dimensions
- 5 material and hardness
1 Scope
GB/T 16456 provisions of this part of the helical carbide end mill size, material and hardness, appearance and surface roughness standard
Chi and packaging technology requirements.
This section applies to press GB/T 16456.1, GB/T 16456.2 and GB/T 16456.3 production of carbide helical cutter.
2 Normative references
The following documents contain provisions which, through reference GB/T 16456 in this section constitute provisions of this section. For dated reference documents
Member, all subsequent amendments (not including errata content) or revisions do not apply to this section, however, encouraged to reach under this section
Parties to research agreement to use the latest versions of these documents. For undated reference documents, the latest versions apply to this section.
GB/T 2075 Classification and use of cutting large groups and groups of application of hard cutting materials classification code (GB/T 2075-
2007, ISO 513.2004, IDT)
GB/T 6118-1996 mills technical specifications
GB/T 16456.1 helical carbide end mills - Part 1. straight shank end mill type and size (GB/T 16456.1-
2008, ISO 10145-1.1993, MOD)
GB/T 16456.2 helical carbide end mills - Part 2. 7.24 taper shank end mill type and size (GB/T 16456.2-2008, ISO 10145-2.1993, MOD)
GB/T 16456.3 helical carbide end mills - Part 3. Morse taper shank end mill type and size
3 Symbol
4 Dimensions
4.1
milling cutter shape and position tolerances specified in Table 1.
Table 1 millimeters
Radial circumferential edge of the shank axis runout
Adjacent one week (>=4 teeth)
Side edge of the handle axis
End Circular Run
Working part Cylindricity
<=25 0.020
> 25 0.032
0.016
0.020
0.040
0.010
NOTE. runout detection method according to GB/T 6118-1996 the provisions of Appendix A.
5 material and hardness
5.1 Material
5.1.1 spiral carbide blade
According to GB/T 2075 packet classification rules, use code-named P20 ~ P30, K20 ~ K30 carbide spiral blade.
......
This preview omits tables, figures, formulas and parts of the technical clauses. The complete document — 15 pages — is available in the English PDF.
Similar standards
Editions of GB/T 16456.4
| Edition | Title | Revision | Status |
|---|---|---|---|
| GB/T 16456.4-2008 | End mills with brazed helical hardmetal tips - Part 4: Technical specifications | current edition | Current |
| GB/T 16456.4-1996 | End mills with brazed helical hardmetal tips - Part 4: Technical specifications | previous edition | Superseded |
This page sells the current edition, GB/T 16456.4-2008. Earlier editions are listed for reference only.
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Related Standards
GB/T 16456.1-2008 — End mills with brazed helical hardmetal tips -- Part l: Dimensions of end mills with parallel shank
GB/T 16456.2-2008 — End mills with brazed helical hardmetal tips -- Part 2: Technical specifications
GB/T 16456.3-2008 — End mills with brazed helical hardmetal tips - Part 3: Dimensions of end mills with morse typer shank
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