GB/T 25777-2010 English PDFUS$134.00 · In stock
Delivery: <= 3 days. True-PDF full-copy in English will be manually translated and delivered via email. GB/T 25777-2010: Preparation methods of deposited metal specimens for chemical analysis Status: Valid
Basic dataStandard ID: GB/T 25777-2010 (GB/T25777-2010)Description (Translated English): Preparation methods of deposited metal specimens for chemical analysis Sector / Industry: National Standard (Recommended) Classification of Chinese Standard: J33 Classification of International Standard: 25.160.20�� Word Count Estimation: 7,784 Date of Issue: 2010-12-23 Date of Implementation: 2011-06-01 Quoted Standard: GB/T 16672-1996; ISO 14175 Adopted Standard: ISO 6847-2000, IDT Regulation (derived from): National Standard Approval Announcement 2010 No.10 (Total No.165) 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 chemical analysis of deposited metal test specimen preparation of base metal, preparation of specimens, deposited metal sample size and so on. This standard applies to electrodes, gas shielded arc welding, gas-shielded flux-cored arc welding and self-shielded flux-cored wire, gas tungsten arc welding flux cored wire, deposited metal chemical analysis test submerged arc welding flux combinations, etc. sample preparation. This standard applies to steel, welding materials such as copper and copper alloys, nickel and nickel alloys. GB/T 25777-2010: Preparation methods of deposited metal specimens for chemical analysis---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.Preparation methods of deposited metal specimens for chemical analysis ICS 25.160.20 J33 National Standards of People's Republic of China Welding material deposited metal chemical analysis sample preparation method (ISO 6847.2000, Weldingconsumables-Depositionofaweldmetalpad forchemicalanalysis, IDT) Issued on. 2010-12-23 2011-06-01 implementation Administration of Quality Supervision, Inspection and Quarantine of People's Republic of China Standardization Administration of China released Table of ContentsPreface Ⅰ 1 Scope 1 2 Normative references 1 3 test base material 1 4 Specimen Preparation 1 5 deposited metal Size 3 Sampling 6 3ForewordThis standard is identical with ISO 6847.2000 "welding material deposited metal chemical analysis sample preparation method." For ease of use, this standard made the following editorial changes. --- Standard name was changed to "welding material deposited metal chemical analysis sample preparation method"; --- Remove the normative references ISO 6947, with the equivalent of the appropriate standard has been adopted instead. This standard by the National Standardization Technical Committee welded (SAC/TC55) and focal points. This standard was drafted. Jiande Xin'anjiang welding electrode factory, Harbin Welding Institute, Wuhan anchor Welding Materials Co., Ltd., days Tianjin Bridge Welding Materials Group Co., Ltd., Tianjin Golden Bridge Welding Materials Group Co., Ltd., Changzhou City Welding Co., Ltd. Canal. Drafters of this standard. Shao Hai built storage following the Jun Cheng Ning, Liujiang, Hou Yongtai, Liu Liping, Fangnai Wen. Welding material deposited metal chemical analysis sample preparation method1 ScopeThis standard specifies the deposited metal chemical analysis sample preparation test base material was prepared specimen deposited metal sample size and so on. This standard applies to welding, gas shielded arc welding, gas shielded arc welding and flux cored self-shielded flux cored wire, gas tungsten Shielded arc welding flux cored wire, submerged arc welding wire flux combinations Deposited metal chemical analysis sample preparation. This standard applies to the welding material steel, nickel and nickel alloys, copper and copper alloys.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 16672-1996 Welds - Working positions tilt and swivel definition (idt ISO 6947.1990) ISO 14175 welding arc welding and cutting materials with protective gas (Weldingconsumables-Shieldinggasesforarc weldingandcutting)3 test base material3.1 base material type Base metal should be used and the chemical composition of deposited metal chemical composition corresponding to the base material, or using carbon content of no more than 0.2% carbon manganese welding Structural steel. 3.2 base material size Experiment with the size of the base material are shown in Table 1. 3.3 Surface requirements Deposited metal and base material surface grinding or other methods should be used to remove rust, scale, oil and other defects, to ensure cleanliness. Table 1 test base material Dimensions in mm Welding materials Electrode/wire diameter Test board size Length Thickness not less than Welding, gas tungsten arc welding using Flux cored wire 1.6≤φ≤4 4 < φ≤8 Gas shielded arc welding 0.6≤φ≤2.5 100 10 Gas protection or self-shielded flux cored wire 0.6≤φ≤4 100 10 Submerged arc welding wire 1.2≤φ≤4 4 < φ≤6.4 Specimen Preparation 4 4.1 welding materials drying Specification Welding materials (electrodes, submerged arc flux) drying specification shall be recommended by the manufacturer specifications. Flux cored wire filler should be kept dry. ......Tips & Frequently Asked Questions:Question 1: How long will the true-PDF of GB/T 25777-2010_English be delivered?Answer: Upon your order, we will start to translate GB/T 25777-2010_English as soon as possible, and keep you informed of the progress. The lead time is typically 1 ~ 3 working days. 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