GB/T 23272-2009 English PDFUS$329.00 ยท In stock
Delivery: <= 3 days. True-PDF full-copy in English will be manually translated and delivered via email. GB/T 23272-2009: Tungsten wire for lighting and electronic equipment Status: Valid
Basic dataStandard ID: GB/T 23272-2009 (GB/T23272-2009)Description (Translated English): Tungsten wire for lighting and electronic equipment Sector / Industry: National Standard (Recommended) Classification of Chinese Standard: H63 Classification of International Standard: 77.150 Word Count Estimation: 14,130 Date of Issue: 2009-01-05 Date of Implementation: 2009-11-01 Regulation (derived from): National Standard Approval Announcement 2009 No.2 (Total No.142) 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 classification of tungsten, requirements, test methods, inspection rules, packaging, signs, transportation and storage, purchase order (or contract) content. This standard applies to the manufacture of various lighting filament, gate wire, bracket, lead, electrode, spring, vacuum coating heating child, furnace heating material, temperature components such as tungsten wire. GB/T 23272-2009: Tungsten wire for lighting and electronic equipment---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.Tungsten wire for lighting and electronic equipments ICS 77.150 H63 National Standards of People's Republic of China Lighting and electronic equipment with a tungsten filament Posted 2009-01-05 2009-11-01 implementation Administration of Quality Supervision, Inspection and Quarantine of People's Republic of China Standardization Administration of China released ForewordAppendix B of this standard is a normative appendix, Appendix A is an information appendix. The standard proposed by China Nonferrous Metals Industry Association. This standard Nonferrous Metals by the National Standardization Technical Committee. This standard by Hong Lu Xiamen Tungsten Molybdenum Industry Co., Ltd. is responsible for drafting. The main drafters of this standard. Peng Fusheng, Pan Xiaofeng, Zhang Yancheng. Lighting and electronic equipment with a tungsten filament1 ScopeThis standard specifies the classification tungsten, requirements, test methods, inspection rules, packaging, labeling, transportation and storage, purchase orders (or contract) content. This standard applies to the manufacture of various lighting filament, grid wires, stents, wire, electrodes, springs, vacuum coating heating child, furnace heating material, high Wen member, etc. tungsten wire.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 2828.1 Sampling procedures for inspection - Part 1. by acceptance quality limit (AQL) retrieval batch inspection sampling plan GB/T 4324.17 chemical analysis of tungsten atomic absorption spectrophotometry sodium content GB/T 4324.18 chemical analysis of tungsten atomic absorption spectrophotometric method for determination of potassium content YS/T 515 sagging tungsten Test Method YS/T 559 tungsten Emission Detector3 Requirements3.1 Categories 3.1.1 Grade, processing and use of state Tungsten by chemical composition, mechanical properties and uses are divided W91, W71, W61, W31, W41, W42 and W11 seven grades, which add Work status and use Table 1. Table 1 tungsten Categories Grade Processing Status Purpose W91 drawing/straightening/annealing/electrolytic polishing/cleaning chemical manufacturing high color temperature lamp filament, filament shock, such as a halogen lamp W71 drawing/straightening/annealing/electrolytic polishing/cleaning chemical manufacturing high temperature filament earthquake W61 drawing/straightening/annealing/electrolytic polishing/cleaning chemical manufacturing double helix Cape lamps, fluorescent energy-saving lamp filament W31 drawing/straightening/annealing/electrolytic polishing/cleaning chemical manufacturer Cape lamp filament, the stent wire, wire grid, lighting electrode W41 drawing/straightening/annealing/electrolytic polishing/cleaning chemical manufacturing tungsten heater element, lead, furnace heating material W42 drawing/straightening/annealing/electrolytic polishing/cleaning chemical manufacturing tungsten heater element, lead, high temperature member W11 drawing/straightening/annealing/electrolytic polishing/cleaning chemical manufacturing welding electrodes, furnace heating material, lead NOTE. annealed/electrolytic polishing/chemical cleaning to remove surface graphite, tungsten oxide layer after called white tungsten wire, the surface of graphite coated tungsten called black Tungsten. 3.1.2 tungsten logo Tungsten identification method shown in Table 2. ...... |
