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GB/T 1142-2004Shell drill (English PDF)

套式扩孔钻

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Issued by

General Administration of Quality Supervision, Inspection and Quarantine of the People Republic of China, China National Standardization Administration Committee

Level / Type

National · Recommended

Issue date

February 10, 2004

Implementation date

August 1, 2004

Scope

GB/T 1142-2004 is the English-translated version of 套式扩孔钻.

GB/T 1142-2004 — Shell drill

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Document preview — GB/T 1142-2004

National Standard of the People's Republic of China

ICS: 25.100.30
Classification: J 41
Replacing: GB/T 1142-1984; GB/T 4255-1984

Issued by: General Administration of Quality Supervision, Inspection and Quarantine of the People Republic of China, China National Standardization Administration Committee

What this standard covers1
Document data2
Standards quoted by this document3

What this standard covers

This standard specifies: end key drive tapered bore (taper 1: 30) nested reamer type and size and tolerance, accordingly nested reamer with mandrel and GB/T 1135 regulations for sets reamer the same mandrel (spindle duplication of data included in the appendix of this standard). Outer diameter greater than 23. 6mm to 101. 6mm, tapered bore diameters from 13mm to large end 40mm-jacketed reamer. To ensure the reamer and GB/T 1135 regulations spindle provides interchangeability and end key dimensions cone test method. Recommended reamer sizes listed in Appendix A of standing. Unless otherwise stated, such reamers are made of the right cutting.

Document data

International classification (ICS): 25.100.30.

Chinese classification (CCS): J41.

Estimated length of the Chinese original: 8,884 words.

Adopted international standard: ISO 3314-1975; MOD.

Supersedes the earlier edition GB/T 1142-1984; GB/T 4255-1984.

Standards quoted by this document

GB/T 1135

......
This preview omits tables, figures, formulas and parts of the technical clauses. The complete document — 6 pages — is available in the English PDF.

Referenced standards

Cited by

JB/T 10231.11-2017Tool inspection methods - Part 11: Core drills

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