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MT/T 392-2011The style and basic size of taper screw-thread body of drill rod for coal mine (English PDF)

煤矿用钻杆圆锥螺纹体型式和基本尺寸

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Issued by

State Administration of Work Safety

Level / Type

National · Recommended

Issue date

April 12, 2011

Implementation date

September 1, 2011

Scope

MT/T 392-2011 is the English-translated version of 煤矿用钻杆圆锥螺纹体型式和基本尺寸.

MT/T 392-2011 — This standard specifies the type and size of coal with basic cone drill threaded body. This standard applies to ��42, ��50, ��63, mine ��73 and ��89 cone drill specifications with threaded body.

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Document preview — MT/T 392-2011

National Standard of the People's Republic of China

ICS: 73.100.99
Classification: D 98
Replacing: MT/T 392-1995

Issued by: State Administration of Work Safety

What this standard covers1
Document data2
Standards quoted by this document3

What this standard covers

This standard specifies the type and size of coal with basic cone drill threaded body. This standard applies to �42, �50, �63, mine �73 and �89 cone drill specifications with threaded body.

Document data

International classification (ICS): 73.100.99.

Chinese classification (CCS): D98.

Estimated length of the Chinese original: 10,149 words.

Supersedes the earlier edition MT/T 392-1995.

Standards quoted by this document

GB/T 9253.1-1999

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This preview omits tables, figures, formulas and parts of the technical clauses. The complete document — 7 pages — is available in the English PDF.

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