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GB/T 34032-2017 English PDF

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GB/T 34032-2017: Ships and marine technology -- Gasketed mechanical couplings and its fittings for use in piping systems -- Performance specification
Status: Valid
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GB/T 34032-2017English359 Add to Cart 4 days [Need to translate] Ships and marine technology -- Gasketed mechanical couplings and its fittings for use in piping systems -- Performance specification Valid GB/T 34032-2017

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Basic data

Standard ID GB/T 34032-2017 (GB/T34032-2017)
Description (Translated English) Ships and marine technology -- Gasketed mechanical couplings and its fittings for use in piping systems -- Performance specification
Sector / Industry National Standard (Recommended)
Classification of Chinese Standard U55
Classification of International Standard 47.020.30
Word Count Estimation 18,142
Date of Issue 2017-07-31
Date of Implementation 2018-02-01
Issuing agency(ies) General Administration of Quality Supervision, Inspection and Quarantine of the People's Republic of China, Standardization Administration of the People's Republic of China

GB/T 34032-2017: Ships and marine technology -- Gasketed mechanical couplings and its fittings for use in piping systems -- Performance specification


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Ships and marine technology - Gasketed mechanical couplings and its fittings for use in piping systems - Performance specification ICS 47.020.30 U55 National Standards of People's Republic of China Ships and offshore technical piping system gasket seal Mechanical joints and accessories performance specifications (ISO 15837.2004, Shipsandmarinetechnology-Gasketedmechanical ISO 15838.2003, Shipsandmarinetechnology-Fittingsforusewith Performancespecification, NEQ) 2017-07-31Published.2018-02-01 implementation General Administration of Quality Supervision, Inspection and Quarantine of People's Republic of China China National Standardization Administration released Directory Foreword Ⅲ 1 Scope 1 2 Terms and definitions 1 3 Categories 2 3.1 Type 2 3.2 connector type 3 3.3 work pressure 3 4 appearance 3 4.1 joint machining surface 3 4.2 joints non-machining surface 3 4.3 attachment surface 3 5 test, verification and retest 3 5.1 Test Requirements 3 5.1.1 joint test 3 5.1.2 Annex Test 3 5.2 Verification Requirements 3 5.2.1 Connector Verification 3 5.2.2 Verification of attachments 4 5.3 Verification Test Report 4 5.4 reinspection 4 5.5 Test Equipment and Inspection Tools 4 5.6 Test conditions 4 5.7 decision rules 4 6 to verify the number of tests and reinspection 4 6.1 General 4 6.2 reinspection 4 6.2.1 General requirements 4 6.2.2 retest specimens 4 7 Sample Preparation and Installation 5 7.1 General 5 7.2 Sample Assembly 5 7.2.1 General requirements 5 7.2.2 assembly prohibited 5 7.3 Sample Identification 5 7.4 Sample Treatment 5 8 Test Method 5 8.1 General 5 8.2 test results certificate 5 8.3 Materials Test 5 9 check 6 9.1 inspection items 6 9.2 Raw Materials 6 9.3 Quality Conformity 6 9.4 Production Process Control 6 9.5 check the record 6 10 product logo 6 10.1 General 6 10.2 Other signs 6 11 package 6 Appendix A (Normative) Joint Verification Test 7

Foreword

This standard was drafted in accordance with the rules given in GB/T 1.1-2009. This standard uses the redrafted Law Reference ISO 15837.2004 "Ship and marine piping technology PADM mechanical connections Can regulate "and ISO 15838.2003" Ships and marine technology plumbing mechanical plumbing accessories annex performance specifications "prepared, The degree of agreement with ISO 15837.2004 and ISO 15838.2003 is not equivalent. This standard proposed by China State Shipbuilding Corporation. This standard by the National Marine Machinery Standardization Technical Committee Annex Technical Committee (SAC/TC137/SC3) centralized. This standard was drafted by the China Shipbuilding Industry Institute of Integrated Technology and Economy. The main drafters of this standard. Sun Yaogang, Zhang Meiling. Ships and offshore technical piping system gasket seal Mechanical joints and accessories performance specifications

1 Scope

This standard specifies the classification, appearance, testing, verification and re-inspection, verification test and complex of pipe system gasket sealing mechanical fittings and accessories The number of inspection, sample preparation and installation, test methods, inspection, product marking, packaging. This standard applies to piping system gasket seal mechanical fittings and accessories design, manufacture and acceptance.

2 Terms and definitions

The following terms and definitions apply to this document. 2.1 Gasket sealed mechanical joints gasketedmechanicalcoupling Means for connecting pipes and tubes, pipes and fittings or accessories and accessories and sealing joints with elastomers (seals). NOTE Connectors may or may not provide mechanical restraints for pipes or attachments. 2.2 Slotted straight pipe end of the mechanical joint groovedmechanicalcoupling Contains two or more housings, fasteners (such as bolts, nuts, or pins) and compression seals. Note.For mechanical connection and sealing slotted straight pipe ends or accessories, constitute a connection. see picture 1. Figure 1 Ⅰ type connector typical structure 2.3 Straight pipe ends mechanical joints plain-endmechanicalcoupling Liner sealing mechanism for connecting straight tube ends. 2.3.1 Type II Class 1 and Class 2 connectors typeⅡclasses1and2 Contains seals, housings, sleeves, end rings, threaded fasteners, pipe with clamps or attachments, and seals. NOTE These devices are used to seal or contain straight pipe ends or attachments. See Figure 2 and Figure 3.

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