GB/T 32294-2015 English PDF

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GB/T 32294-2015: Forged unions, socket-welding and threaded
Status: Valid

Standard ID	USD	BUY PDF	Lead-Days	Standard Title (Description)	Status
GB/T 32294-2015	489	Add to Cart	4 days	Forged unions, socket-welding and threaded	Valid

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Basic data

Standard ID: GB/T 32294-2015 (GB/T32294-2015)
Description (Translated English): Forged unions, socket-welding and threaded
Sector / Industry: National Standard (Recommended)
Classification of Chinese Standard: J15
Classification of International Standard: 23.040.60
Word Count Estimation: 23,299
Date of Issue: 2015-12-10
Date of Implementation: 2016-07-01
Regulation (derived from): National Standard Announcement 2015 No.38
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 32294-2015: Forged unions, socket-welding and threaded

---This is a DRAFT version for illustration, not a final translation. Full copy of true-PDF in English version (including equations, symbols, images, flow-chart, tables, and figures etc.) will be manually/carefully translated upon your order.
Forged unions, socket-welding and threaded ICS 23.040.60 J15 National Standards of People's Republic of China Forged socket welding and threaded union 2015-12-10 released 2016-07-01 implementation General Administration of Quality Supervision, Inspection and Quarantine of the People's Republic of China China National Standardization Management Committee released Directory Preface III 1 Scope 1 2 normative reference document 1 3 variety and code 1 4 product structure 2 5 level 2 6 take over the size of 2 7 Ordering contents 2 8 Size and Tolerance 3 Material 5 10 manufacturing 6 Heat treatment 7 12 Test and test 7 13 logo 10 14 Surface protection and packaging 15 product quality certificate 10 16 Installation Precautions 10 Appendix A (informative) Pressure - Temperature Rating 11 Appendix B (normative) Dimensions of steel pipes connected to live joints Table 12 Appendix C (normative appendices) Additional requirements 13 Appendix D (informative) Raw materials for the manufacture of union joints 15 Appendix E (informative) Installation Precautions 17

Foreword

This standard is drafted in accordance with the rules given in GB/T 1.1-2009. This standard is proposed by the China Machinery Industry Federation. This standard is under the jurisdiction of the National Pipeline Annex Standardization Technical Committee (SAC/TC237). The drafting unit. Jiangyin Nanfang Pipe Fittings Manufacturing Co., Ltd., China Machine Productivity Promotion Center, Jiangsu Haida Pipe Fittings Group Co., Ltd. Division, Jiangyin Golden Boy Petrochemical Equipment Co., Ltd., Wuxi City Xinfeng Pipe Industry Co., Ltd., Jiangsu Fu Jite Pipe Co., Ltd., Co., Ltd., Yangzhou Pipe Fittings Factory Co., Ltd., China Petroleum Engineering Construction Company East China Design Branch, China Tianchen Engineering Co., Ltd., National Ship Material Quality Supervision and Inspection Center (Jiangsu). The main drafters of this standard. Guo Shunhuang, Feng Feng, Wang Hanqing, Liu Hongfu, Liu Jianxin, Li Jian, Yao Minghua, Li Naoming, Yang Lijian, Lu Hengping, Xie Jianping. Forged socket welding and threaded union

1 Scope

This standard specifies the variety and code of forged socket and threaded union, product structure, grade, takeover size, order size, size With tolerances, materials, manufacturing, heat treatment, inspection and testing, and marking requirements. This standard applies to industrial piping systems in the nominal size of not more than DN80 (NPS3), the level of Class3000 socket welding and thread Union.

2 normative reference documents

The following documents are indispensable for the application of this document. For dated references, only the dated edition applies to this article Pieces. For undated references, the latest edition (including all modifications) applies to this document. GB/T 222 Determination of chemical composition of finished steel GB/T 223 (all parts) Chemical analysis methods for steel and alloys Metallic materials - Tensile testing - Part 1. Test methods for room temperature GB/T GB/T 229 Metallic materials Chibi pendulum impact test method Metallic materials - Brinell hardness test - Part 1. Test methods Corrosion of metals and alloys - Test method for intergranular corrosion of stainless steels GB/T 4336 carbon steel and low alloy steel spark source atomic emission spectrometric method (conventional method) GB/T 6394 Determination of average grain size of metals GB/T 7306.2 55 ° sealed pipe thread - Part 2. Conical internal thread and conical external thread GB/T 9452 heat treatment furnace effective heating zone determination method GB/T 10561 Determination of content of nonmetallic inclusions in steel Standard grading diagram Microscopy method GB/T 11170 Determination of multi-element content of stainless steel Spark discharge atomic emission spectrometry (conventional method) GB/T 12716 60 ° sealing pipe thread Types of inspection documents for steel and steel products GB/T 18253-2000 GB/T 20666 Unified thread tolerances GB/T 20667 uniform thread limit size Basic dimensions of uniform thread GB/T GB/T 20669 uniform thread type GB/T 20670 uniform thread diameter and number of teeth series Specification for pressure piping - Industrial piping - Part 2. Materials Rules for selection of seamless and welded steel pipe sizes for piping works GB/T 28708-2012 Non - destructive testing of pressure equipment - Part 3. Ultrasonic testing Non - destructive testing of pressure equipment - Part 4. Magnetic particle testing Non - destructive testing of pressure equipment - Part 5. Penetrant testing

3 variety and code

The variety and code of the union are shown in Table 1. ......

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