GB/T 1850-2008 English PDFUS$319.00 · In stock
Delivery: <= 3 days. True-PDF full-copy in English will be manually translated and delivered via email. GB/T 1850-2008: Marine male threaded weight quick-closing valves Status: Obsolete GB/T 1850: Historical versions
Basic dataStandard ID: GB/T 1850-2008 (GB/T1850-2008)Description (Translated English): Marine male threaded weight quick-closing valves Sector / Industry: National Standard (Recommended) Classification of Chinese Standard: U52 Classification of International Standard: 47.020.30 Word Count Estimation: 8,851 Date of Issue: 2008-08-04 Date of Implementation: 2009-02-01 Older Standard (superseded by this standard): GB/T 1850-1984 Regulation (derived from): National Standard Approval Announcement 2008 No.12 (Total No.125) Issuing agency(ies): General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 external thread marine weight quick closing valve (hereinafter referred to as the quick closing valves) of classification and labeling, requirements, test methods, inspection rules, packaging and storage. This standard applies to vessels using fuel line quick closing valve system design, manufacture and acceptance. GB/T 1850-2008: Marine male threaded weight quick-closing valves---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.Marine male threaded weight quick-closing valves ICS 47.020.30 U52 National Standards of People's Republic of China Replacing GB/T 1850-1984 Marine externally threaded weight quick closing valves Posted 2008-08-04 2009-02-01 implementation Administration of Quality Supervision, Inspection and Quarantine of People's Republic of China Standardization Administration of China released ForewordThis standard is a revision of GB/T 1850-1984 "Marine externally threaded weight quick closing valve" in. Compared with the standard GB/T 1850-1984 The main changes are as follows. --- Without modifying the DN10 bonnet structure type; --- According to CB56 "pipe nipple flat shoulder" modified nipple connection sizes; --- Added "back seal" structure. The standard proposed by China Shipbuilding Industry Corporation. This standard by the National Marine Machinery Standardization Technical Committee piping attachment points Technical Committee. This standard was drafted. Dalian Shipbuilding Industry Group Co., Ltd. Dalian Jinmei Valves. The main drafters of this standard. Liu Xiaopeng, thin English, Qiujin Quan, MA Yulong, cast in Germany. This standard replaces the standards previously issued as follows. --- GB 1850-1980, GB/T 1850-1984. Marine externally threaded weight quick closing valves1 ScopeThis standard specifies the marine externally threaded weight quick closing valve (hereinafter referred to as quick-closing valve) the classification and labeling requirements, test methods, inspection regulations Then, packaging and storage. This standard applies to ship fuel pipeline system with quick closing valve design, manufacture and acceptance.2 Normative referencesThe following documents contain provisions which, through reference in this standard and become the standard terms. For dated references, subsequent Amendments (not including errata content) or revisions do not apply to this standard, however, encourage the parties to the agreement are based on research Whether the latest versions of these documents. For undated reference documents, the latest versions apply to this standard. GB/T 600 marine piping valves General technical requirements GB/T 600-1991, neq ISO 5208. 1982) GB/T 1184-1996 shape and position tolerances without individual tolerance value (eqv ISO 2768-2. 1989) GB/T 1220-2007 stainless steel rod GB/T 1348-1988 ductile iron castings GB/T 1804-2000 General tolerances for linear and angular dimensions without individual tolerance tolerance (eqv ISO 2768-1. 1989) GB/T 1958 Geometrical Product Specifications (GPS) shape and position tolerance testing requirements Flag GB/T 3032 Ship pipeline accessories GB/T 5231-2001 processing of copper and copper alloy chemical composition and shape of the product GB/T 17107-1997 forging grades and mechanical properties of structural steel CB56 pipe nipple flat shoulder CB/T 773-1998 structural steel forgings3 Classification and Marking3.1 Basic parameters The basic parameters of quick closing valve are shown in Table 1. Table 1 Basic parameters of the quick-closing valve Nominal pressure PN / MPa Nominal diameter DN / mm Applicable medium 2.5 10 to 32 fuel 3.2 Structure and basic dimensions Structure and basic dimensions shown in Figure quick closing valve 1 and Table 2. ...... |
