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GB/T 16456.2: Historical versions
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End mills with brazed helical hardmetal tips -- Part 2: Technical specifications
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| GB/T 16456.2-1996 | English | 199 |
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End mills with brazed helical hardmetal tips. Part 2: Dimensions of end mills with 7: 24 taper shank
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Basic data
| Standard ID | GB/T 16456.2-2008 (GB/T16456.2-2008) |
| Description (Translated English) | End mills with brazed helical hardmetal tips -- Part 2: Technical specifications |
| Sector / Industry | National Standard (Recommended) |
| Classification of Chinese Standard | J41 |
| Classification of International Standard | 25.100.20 |
| Word Count Estimation | 5,580 |
| Date of Issue | 2008-06-03 |
| Date of Implementation | 2009-01-01 |
| Older Standard (superseded by this standard) | GB/T 16456.2-1996 |
| Quoted Standard | GB/T 3837; GB/T 10944.1 |
| Adopted Standard | ISO 10145-2-1993, MOD |
| Regulation (derived from) | National Standard Approval Announcement 2008 No.9 (Total No.122) |
| Issuing agency(ies) | General Administration of Quality Supervision, Inspection and Quarantine of the People's Republic of China, Standardization Administration of the People's Republic of China |
| Summary | This standard specifies the helical 7: 24 taper shank carbide end mill type and size. This section applies to 32 mm ~ 63 mm helical 7: 24 taper shank carbide end mills. |
GB/T 16456.2-2008: End mills with brazed helical hardmetal tips -- Part 2: Technical specifications
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End mills with brazed helical hardmetal tips. Part 2. Technical specifications
ICS 25.100.20
J41
National Standards of People's Republic of China
Replacing GB/T 16456.2-1996
Carbide spiral tooth end mill
Part 2. 7.24 taper shank end mill
Type and size
(ISO 10145-2..1993, MOD)
2008-06-03 released
2009-01-01 implementation
General Administration of Quality Supervision, Inspection and Quarantine of People's Republic of China
China National Standardization Administration released
Foreword
GB/T 16456 "Carbide spiral tooth end mill" is divided into four parts.
--- Part 1. Straight shank end mill type and size;
--- Part 2. 7.24 taper shank end mill type and size;
--- Part 3. Morse taper shank end mill type and size;
--- Part 4. Technical conditions.
This section GB/T 16456 Part 2.
This part of the revision uses ISO 10145-2..1993 "Welding cemented carbide helical end mill Part 2. 7.24 Taper shank end milling
Knife Size "(English version).
This section is based on ISO 10145-2..1993 redrafted.
This section compared with ISO 10145-2..1993 The following technical differences and editorial changes.
--- Normative references in international standards with our national standards instead;
--- Canceled the foreword of international standards;
--- "This International Standard" be replaced by "this standard";
--- Added a symbol chapter;
--- Added a tag example.
This section is GB/T 16456.2-1996 "Cemented carbide helical end mill Part 2. 7.24 taper shank end mill type
And size "revision.
This section compared with GB/T 16456.2-1996 main changes are as follows.
--- Modify the normative references.
This part is proposed by China Machinery Industry Federation.
This part of the National Standardization Technical Committee Tools (SAC/TC91) centralized.
This section is drafted. Henan Tools Co., Ltd., Chengdu Tool Institute.
The main drafters of this section. Zhao Jianmin, Shen Shichang, Kong Chunyan, Pan Aiguo, Fan Yingjie, Wang Zhuolin, Ding Lianzhi, Wang Zhenyu, Yu Hui.
This part of the standard replaces the previous editions are.
--- GB/T 16456.2-1996.
Carbide spiral tooth end mill
Part 2. 7.24 taper shank end mill
Type and size
1 Scope
GB/T 16456 provisions of this part of the carbide 7.24 taper shank end mill type and size.
This section applies to 32mm ~ 63mm carbide helix 7.24 taper shank end mill.
2 Normative references
The following documents contain provisions which, through reference in this part of GB/T 16456, become the provisions of this section. Any reference to the date of the citation
All subsequent amendments (not including errata content) or revisions do not apply to this section, however, encouraged to be reached under this section
The parties to the agreement examine whether the latest versions of these documents are available. For undated references, the latest version is used in this book
section.
GB/T 3837 7.24 manual tool change conical handle
GB/T 10944.1 Automatic Tool Changer 7.24 conical tool handle 40,45 and 50 handle Part 1. Dimensions and tolerances cone angle
(GB/T 10944.1-2006, ISO 7388-1. 1983, MOD)
3 symbol
L --- cutter total length.
4 type and size
4.1 Carbide spiral tooth 7.24 taper shank end mill type and size according to Figure 1 and Table 1, A-type end mill handle size and deviation by
GB/T 3837 provisions, B-type end mills handle size and tolerance GB/T 10944.1 requirements.
Figure 1
...
