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MT/T 904-2002Welded drill rod and bit for low-compressive strength rock (English PDF)

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Issued by

State Administration of Work Safety

Level / Type

National · Recommended

Issue date

April 8, 2002

Implementation date

September 1, 2002

Scope

MT/T 904-2002 (Welded drill rod and bit for low-compressive strength rock) is available as an English-translated PDF.

MT/T 904-2002 is the Chinese standard "Welded drill rod and bit for low-compressive strength rock". This standard specifies: welded structure with soft rock drill drill product classification, technical requirements, test methods, inspection rules and signs, labels and packaging.

This standard applies to: welded structure with soft rock drill drill (hereinafter referred to as the product). Issued on 2002-04-08, in force from 2002-09-01. It cites 6 other standards.

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Document preview — MT/T 904-2002

National Standard of the People's Republic of China

ICS: 73.100.10
Classification: D97

Document data
Standards quoted by this standard

2 Normative references

The following documents are referred to in the text in such a way that some or all of their content constitutes requirements of this document.

GB/T 231-1984

GB/T 10111-1988

GB/T 13384-1992

MT/T 536-1996

MT/T 537-1996

MT/T 538-1996

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This preview omits tables, figures, formulas and parts of the technical clauses. The complete document — 8 pages — is available in the English PDF.

Referenced standards

Normative references

GB/T 231-1984 · MT/T 536-1996 · MT/T 537-1996 · MT/T 538-1996

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