GB/T 29537-2013 English PDFUS$229.00 · In stock
Delivery: <= 3 days. True-PDF full-copy in English will be manually translated and delivered via email. GB/T 29537-2013: Pipe threads with 80 degree thread angle where pressure-tight joints are not made on the threads Status: Valid
Basic dataStandard ID: GB/T 29537-2013 (GB/T29537-2013)Description (Translated English): Pipe threads with 80 degree thread angle where pressure-tight joints are not made on the threads Sector / Industry: National Standard (Recommended) Classification of Chinese Standard: J04 Classification of International Standard: 21.040.30 Word Count Estimation: 10,145 Quoted Standard: GB/T 14791 Adopted Standard: DIN 40430-1971, NEQ Regulation (derived from): National Standards Bulletin 2013 No. 9 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 Summary: This standard specifies the type tooth angle of 80 ��, deputy does not have threaded cylindrical pipe thread sealing tooth type, dimensions, tolerances, marking and testing. This standard applies to thin-walled tube threaded connection. GB/T 29537-2013: Pipe threads with 80 degree thread angle where pressure-tight joints are not made on the threads---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. Pipe threads with 80 degree thread angle where pressure-tight joints are not made on the threads ICS 21.040.30 J04 National Standards of People's Republic of China 80 ° non-sealing pipe thread Issued on. 2013-06-09 2014-03-01 implementation Administration of Quality Supervision, Inspection and Quarantine of People's Republic of China Standardization Administration of China released ForewordThis standard was drafted in accordance with GB/T 1.1-2009 given rules. The standard reference DIN40430. 1971 "Steel conduit thread size" drafting. This standard by the National Standardization Technical Committee thread (SAC/TC108) and focal points. This standard is drafted by. Ningbo Crescent Instrument Technology Co., Ltd., machine Productivity Promotion Center. Participated in the drafting of this standard. Zhejiang Institute of Metrology, Tobacco Machinery Technology Center LLC. The main drafters of this standard. Mao Zhenhua, Zhang Jianjun, Li Xiaobin, Xu Qingtao. 80 ° non-sealing pipe thread1 ScopeThis standard specifies the type of tooth type tooth angle of 80 °, the thread does not have a deputy sealing cylindrical pipe threads, dimensions, tolerances, marking and testing. This standard applies to thin-walled threaded pipe connections.2 Normative referencesThe following documents for the application of this document is essential. For dated references, only the dated version suitable for use herein Member. For undated references, the latest edition (including any amendments) applies to this document. GB/T 14791 threads term 3 Terms, definitions and symbols 3.1 Terms and Definitions Terms and definitions GB/T 14791 apply to this document defined. 3.2 Symbol The following symbols apply to this document. --- The D substantially large diameter of the internal thread; d --- basic large diameter external thread; Basic pitch diameter D2 --- internal threads; d2 --- basic diameter external thread; D1 --- basic trail internal threads; d1 --- basic path external thread; Number of threads within each n --- axial length 25.4mm included; P --- pitch; H --- original height triangle; h --- a thread height; r --- thread crest and bottom radius of curvature; TD --- internal thread diameter tolerance; Td --- outer thread diameter tolerances.4 tooth type design80 ° cylindrical pipe thread tooth type design should meet the requirements of Figure 1. The left and right flank angles are equal, the relative size according to the following formula. H = 0.595876796P h = 0.8H = 0.4767P r = 0.107P P = 25.4/n ......Tips & Frequently Asked Questions:Question 1: How long will the true-PDF of GB/T 29537-2013_English be delivered?Answer: Upon your order, we will start to translate GB/T 29537-2013_English as soon as possible, and keep you informed of the progress. The lead time is typically 1 ~ 3 working days. The lengthier the document the longer the lead time.Question 2: Can I share the purchased PDF of GB/T 29537-2013_English with my colleagues?Answer: Yes. The purchased PDF of GB/T 29537-2013_English will be deemed to be sold to your employer/organization who actually pays for it, including your colleagues and your employer's intranet.Question 3: Does the price include tax/VAT?Answer: Yes. 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