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DZ/T 0049-1993Specifications on the quality rating of geological core drill machines with vertical axis (English PDF)

立轴式地质岩心钻机质量分等规定

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Issued by

Ministry of Land and Resources

Level / Type

National · Recommended

Issue date

February 19, 1993

Implementation date

July 1, 1993

Scope

DZ/T 0049-1993 is the English-translated version of 立轴式地质岩心钻机质量分等规定.

DZ/T 0049-1993 — This standard specifies the vertical shaft geological core drilling rig quality grade and grading requirements. This standard applies to vertical shaft geological core drilling rig (hereinafter referred to as the rig) product quality rating.

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Document preview — DZ/T 0049-1993

National Standard of the People's Republic of China

Classification: D 81
Replacing: DZ 46-1987

What this standard covers1
Document data2
Standards quoted by this document3

What this standard covers

This standard specifies the vertical shaft geological core drilling rig quality grade and grading requirements. This standard applies to vertical shaft geological core drilling rig (hereinafter referred to as the rig) product quality rating.

Document data

Chinese classification (CCS): D81.

Estimated length of the Chinese original: 6,619 words.

Supersedes the earlier edition DZ 46-1987.

Standards quoted by this document

DZ/T 0050

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This preview omits tables, figures, formulas and parts of the technical clauses. The complete document — 4 pages — is available in the English PDF.

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