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DZ 46-1987Vertical shaft geological core drilling rig. Quality grading regulations (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 · Mandatory

Issue date

February 14, 1987

Implementation date

July 1, 1987

Scope

DZ 46-1987 is the English-translated version of 立轴式地质岩心钻机质量分等规定.

DZ 46-1987 is the Chinese standard "Vertical shaft geological core drilling rig. Quality grading regulations". Issued on 2/14/1987, in force from 7/1/1987.

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Document preview — DZ 46-1987

[Preview only]
1 Scope
2 Normative References
2.1 Terms
3 Terms and Definitions
4 Overview
4.1 General requirements
5 Technical Requirements
6 Calibration conditions
6.1 Environmental conditions
6.2 Measurement standards and other equipment
7 Calibration items and calibration methods
7.1 Calibration Items
7.2 Calibration method
8 Expression of calibration results
9 Recalibration interval

1 Foreword

DZ 46-1987 was issued by Ministry of Land and Resources on 14 February 1987 and has been in force since 1 July 1987.

The DZ prefix, without a suffix, marks a mandatory standard: within its scope, compliance is required.

The document runs to 8 pages in English translation.

2 Scope Preview

DZ 46-1987 carries no ICS number and no Chinese Standard Classification code.

This catalogue holds 43 other DZ standards.

In this catalogue, DZ standards carry edition years from 1981 to 2002.

3 About this standard

Sector: Geological Industry Standard

Issued by: Ministry of Land and Resources

English translation: about 8 pages (approximate)

Chinese original: about 6,637 characters

4 Related standards

Standards on related subjects:

JJG 0061-2001 — [JJG(MH) 0061-2001] Verification Regulation of Eddy Current Flaw Detector

5 Classification and status

Prefix DZ: mandatory standard.

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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.

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