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DZ/T 0056-1993Hydrological well drilling tricone bit (English PDF)

水文水井钻探三牙轮钻头

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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 0056-1993 is the English-translated version of 水文水井钻探三牙轮钻头.

DZ/T 0056-1993 — This standard specifies the hydrogeologic and water well (the hydrological wells) drilling tricone bit of classification, model, basic dimensions, technical requirements, test methods and inspection rules.

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Document preview — DZ/T 0056-1993

National Standard of the People's Republic of China

Classification: D 81

What this standard covers1
Document data2
Standards quoted by this document3

What this standard covers

This standard specifies the hydrogeologic and water well (the hydrological wells) drilling tricone bit of classification, model, basic dimensions, technical requirements, test methods and inspection rules. This standard applies to the hydrological cycle and water well drilling are three cone bit (hereinafter referred to as the drill).

Document data

Chinese classification (CCS): D81.

Estimated length of the Chinese original: 12,148 words.

Adopted international standard: ISO 3395, NEQ.

Standards quoted by this document

GB 3077; GB 4775; JB 741; JB 755

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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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