GB/T 3875-2017 English PDFUS$199.00 ยท In stock
Delivery: <= 3 days. True-PDF full-copy in English will be manually translated and delivered via email. GB/T 3875-2017: Tungsten sheet Status: Valid GB/T 3875: Historical versions
Basic dataStandard ID: GB/T 3875-2017 (GB/T3875-2017)Description (Translated English): Tungsten sheet Sector / Industry: National Standard (Recommended) Classification of Chinese Standard: H63 Classification of International Standard: 77.120 Word Count Estimation: 10,187 Date of Issue: 2017-07-12 Date of Implementation: 2018-06-01 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 3875-2017: Tungsten sheet---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 sheet ICS 77.120 H63 National Standards of People's Republic of China Replacing GB/T 3875-2006 Tungsten plate 2017-07-12 released 2018-06-01 implementation General Administration of Quality Supervision, Inspection and Quarantine of the People's Republic of China China National Standardization Management Committee released ForewordThis standard is drafted in accordance with the rules given in GB/T 1.1-2009. This standard replaces GB/T 3875-2006 "tungsten board", compared with GB/T 3875-2006, the main technical changes are as follows. --- modified the product of the normative reference documents; --- increase the mechanical processing of tungsten plate product technical requirements; --- modified the chemical composition of the product; --- modified the size of the product and its allowable deviation; --- increase the thickness of 6mm ~ 20mm in the range of tungsten plate density requirements; --- modified product sampling requirements. This standard is proposed by China Nonferrous Metals Industry Association. This standard is owned by the National Committee for the Standardization of Nonferrous Metals (SAC/TC243). This standard is responsible for drafting units. Xi'an Ruifulei Tungsten Molybdenum Co., Ltd., Beijing Tianlong Tungsten Molybdenum Technology Co., Ltd., Suzhou apex rare Metal Co., Ltd., Baotan Group Co., Ltd. The main drafters of this standard. light new country, Li Changliang, Ren Jiwen, Yang Yibing, Kong Peng, Bai Hongjun, Zhao Juan. This standard replaced the previous version of the standard release. --- GB/T 3875-1983, GB/T 3875-2006. Tungsten plate1 ScopeThis standard specifies the tungsten board requirements, test methods, inspection rules and signs, packaging, transportation, storage, quality certificates and contracts (or Bill of lading) content. This standard applies to rolling tungsten plate and machined tungsten plate.2 normative reference documentsThe 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 3850 method for the determination of densified sintered metal and hard alloy GB/T 4324 (all parts) tungsten chemical analysis method YS/T 659 tungsten and tungsten alloy processing products grades and chemical composition3 request3.1 Product Classification 3.1.1 grades, manufacturing methods, status and specifications The grades, manufacturing methods, conditions and specifications of tungsten plates shall comply with the requirements of Table 1. Table 1 tungsten plate grades, manufacturing methods, status and specifications Grade manufacturing method status Specifications/mm Thickness width length W1 Roasted - to eliminate stress Hot rolling - elimination stress Rolling (m) 0.10 to 0.20 30 to 300 50 to 1000 > 0.20 to 1.0 50 to 500 50 to 1000 > 1.0 to 4.0 50 to 610 50 to 1000 > 4.0 to 6.0 50 to 610 50 to 800 > 6.0 to 20.0 50 to 610 50 to 800 Hot Rolling - Elimination Stress - Machining State (J) > 1.5 ~ 20 10 ~ 300 10 ~ 610 Note. the supply and demand sides through consultation, can supply other specifications of the tungsten plate. 3.1.2 Example of marking A tungsten plate manufactured by W1 to eliminate a stress state, a thickness of 0.20 mm, a width of 300 mm, and a length of 500 mm, ......Tips & Frequently Asked Questions:Question 1: How long will the true-PDF of GB/T 3875-2017_English be delivered?Answer: Upon your order, we will start to translate GB/T 3875-2017_English as soon as possible, and keep you informed of the progress. 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Otherwise, follow the normal steps: Add to Cart -- Checkout -- Select your currency to pay.Question 5: Should I purchase the latest version GB/T 3875-2017?Answer: Yes. Unless special scenarios such as technical constraints or academic study, you should always prioritize to purchase the latest version GB/T 3875-2017 even if the enforcement date is in future. Complying with the latest version means that, by default, it also complies with all the earlier versions, technically. |
