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MT 684-1997Specifcation of non-destructive inspection method and acceptance for important bearing members of mine-use hoisting vessel (English PDF)

矿用提升容器重要承载件无损探伤方法与验收规范

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Issued by

State Administration of Work Safety

Level / Type

National · Mandatory

Issue date

December 30, 1997

Implementation date

June 1, 1998

Scope

MT 684-1997 is the English-translated version of 矿用提升容器重要承载件无损探伤方法与验收规范.

MT 684-1997 is the Chinese standard "Specifcation of non-destructive inspection method and acceptance for important bearing members of mine-use hoisting vessel".

This standard specifies the general requirements NDT methods mine hoisting container (cage, skip, etc.) and an important carrier of acceptance (ultrasonic testing, magnetic particle testing), and testing methods, evaluation, acceptance criteria and inspection test report defects.

This standard applies to major container carrier upgrade required testing of forgings, steel, shaft of NDT inspection, also applies to the sheave bearing shaft nondestructive testing, does not apply to austenitic stainless steel parts and other coarse grained materials. Issued on 12/30/1997, in force from 6/1/1998. It cites 4 other standards.

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Document preview — MT 684-1997

National Standard of the People's Republic of China

ICS: 73.100.01
Classification: D90

1 Scope
2 Normative References
3 General Requirements
4 Inspection Method
5 Zoning Principle for the Inspection Area of Important Bearing Members of Hoisting Vessel
6 Acceptance Criteria
7 Inspection Report

1 Foreword

MT 684-1997 was issued by State Administration of Work Safety on 30 December 1997 and has been in force since 1 June 1998.

2 Scope

This standard specifies the general requirements, detection method, defective assessment, acceptance criteria and inspection report for the specification of non-destructive inspection method & acceptance (ultrasonic inspection and magnetic powder inspection) for important bearing members of mine-use hoisting vessel (such as cage and skip). This standard is applicable to the non-destructive inspection for the forging, steel plate and shaft requiring inspection in the important bearing members of the hoisting vessel, it is also applicable to the non-destructive inspection for the carrying shaft of the head sheave, but not applicable to the coarse-grained material such as the austenite and stainless steel piece.

3 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 9445-1988

ZB Y230-1987

ZB J74 003-1988

ZB J04 006-1987

4 About this standard

Issued by: State Administration of Work Safety

English translation: about 9 pages (approximate)

5 Classification and status

International classification (ICS): 73.100.01

Chinese Standard Classification (CCS): D90

Prefix MT: mandatory standard.

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This preview omits tables, figures, formulas and parts of the technical clauses. The complete document — 9 pages — is available in the English PDF.

Referenced standards

Normative references

GB/T 9445-1988Non-destructive testing - Qualification and certification of personnels

ZB Y230-1987 · ZB J74 003-1988 · ZB J04 006-1987

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