NB/T 47018.3-2017 PDF EnglishUS$215.00 · In stock · Download in 9 seconds
NB/T 47018.3-2017: Technical permission of welding materials for pressure equipment - Section 3: Steel electrodes and rods for gas shielded arc welding Delivery: 9 seconds. True-PDF full-copy in English & invoice will be downloaded + auto-delivered via email. See step-by-step procedure Status: Valid NB/T 47018.3: Historical versions
Similar standardsNB/T 47018.3-2017: Technical permission of welding materials for pressure equipment - Section 3: Steel electrodes and rods for gas shielded arc welding---This is an excerpt. Full copy of true-PDF in English version (including equations, symbols, images, flow-chart, tables, and figures etc.), auto-downloaded/delivered in 9 seconds, can be purchased online: https://www.ChineseStandard.net/PDF.aspx/NBT47018.3-2017 NB ENERGY INDUSTRY STANDARD OF THE PEOPLE’S REPUBLIC OF CHINA ICS 25.160.10 J 33 Replacing NB/T 47018.3-2011 Technical Permission of Welding Materials for Pressure Equipment Section 3: Steel Electrodes and Rods for Gas Shielded Arc Welding ISSUED ON: MARCH 28, 2017 IMPLEMENTED ON: AUGUST 01, 2017 Issued by: National Energy Administration Table of ContentsForeword ... 3 1 Scope ... 5 2 Normative References ... 5 3 Technical Requirements ... 6 4 Mechanical Properties and Bending Test of Deposited Metal ... 9 5 Product Marking ... 11 Appendix A (Informative) Comparison of Models of Stainless-Steel Welding Wires and Designations and Categories at home and abroad ... 12 Appendix B (Informative) Tensile Properties of Deposited Metal of Stainless- Steel Welding Wires and Filler Wires ... 13ForewordNB/T 47018-2017 Technical Permission of Welding Materials for Pressure Equipment can be divided into 5 Parts: --- Part 1: General Rule; --- Part 2: Electrodes for Steel; --- Part 3: Steel Electrodes and Rods for Gas Shielded Arc Welding; --- Part 4: Electrodes and Fluxes or Submerged Arc Welding; --- Part 5: Stainless-Steel Strip Electrodes and Fluxes for Overlay Welding. This Part is the Part 3 of NB/T 47018-2017. This Part was drafted as per the rules specified in GB/T 1.1-2009 Directives for Standardization – Part 1: Structure and Drafting of Standards. This Part revised NB/T 47018.3-2011 Technical Permission of Welding Materials for Pressure Equipment - Part 3: Steel Electrodes and Rods for Gas Shielded Arc Welding. Compared with NB/T 47018.3-2011, the major technical changes of this Part are as follows: --- Add GB/T 25774.1, GB/T 29713, YB/T 5092, AWS A5.9 in the normative references; --- Add 33 welding wire codes, thereof, including 11 codes of welding wires for carbon steels and low-alloy steels: ER50-3, ER50-G, ER60-G, ER49-A1, ER55- B6, ER55-D2-Ti, ER55-D2, ER55-G, ER62-D2, ER60-G, ER62-G; and 22 codes of welding wires for stainless steel: S308, S308H, S308L, S308LSi, S309, S309L, S309LSi, S309Mo, S309LMo, S310, S316, S316H, S316L, S316LSi, S317, S317L, S318, S321, S347, S410, S430, S2209; --- Modify the sulfur and phosphorus contents of some original welding wires and filler wires for low-alloy steels; and specify the sulfur and phosphorus contents for the newly added models of welding wires; --- Adjust the provisions of impact test of deposited metal of original model welding wire and filler wire; supplement the provisions of impact test of newly added welding wire and filler wire for low-alloy steels; --- Add the provisions for tensile test of deposited metal of welding wire and filler wire; --- Allow the use of transverse bending specimens in the bending test; and add the Technical Permission of Welding Materials for Pressure Equipment Section 3: Steel Electrodes and Rods for Gas Shielded Arc Welding1 ScopeThis Part of NB/T 47018-2017 specifies the technical requirements, the mechanical properties and bending tests of the deposited metal, and product marking for the steel welding wires and filler wires for gas shielded arc welding. This Part is applicable to carbon steel welding wire and filler wire for gas shielded arc welding, low alloy steel welding wire and filler wire, stainless steel welding wire and filler wire for pressure equipment.2 Normative ReferencesThe following documents are essential to the application of this document. For the dated documents, only the versions with the dates indicated are applicable to this document; for the undated documents, only the latest version (including all the amendments) is applicable to this document. GB/T 2653 Bend Test Methods on Welded Joints GB/T 8110 Welding Electrodes and Rods for Gas Shielding Arc Welding of Carbon and Low Alloy Steel GB/T 25774.1 Test Methods for Welding Consumables - Part 1: Preparation and Testing of Deposited Metal Specimens for Mechanical Properties in Steel Nickel and Nickel Alloys GB/T 29713 Wire Electrodes, Strip Electrodes, Wires and Rods for Arc Welding of Stainless and Heat Resisting Steels NB/T 47013.2 Non-Destructive Testing of Pressure Equipment - Part 2: Radiographic Testing NB/T 47014 Welding Procedure Qualification for Pressure Equipment NB/T 47018.1 Technical Permission of Welding Materials for Pressure Equipment - Part 1: General Rule YB/T 5092 Stainless Steel Wires for Welding AWS A5.9/A5.9M:2006 Specification for Bare Stainless Steel Welding Electrodes and Rods3 Technical Requirements3.1 General rules a) In addition to complying with the provisions of GB/T 8110, the carbon steel, low alloy steel welding wire and filler wire for gas shielded welding of pressure equipment shall also comply with the provisions of NB/T 47018.1 and this Part; b) In addition to complying with the provisions of GB/T 29713, the stainless-steel welding wire and filler wire for gas shielded welding of pressure equipment shall also comply with the provisions of YB/T 5092, NB/T 47018.1 and this Part; c) Refer to Appendix A for the comparison between stainless-steel welding wire models in this Part and designation and categories at home and abroad. 3.2 Roundness of welding wire The out-of-roundness of the welding wire shall be no greater than 40% of the diameter tolerance; but the out-of-roundness of 5% inspected welding wire is allowed to be greater than 40% of the diameter tolerance, but no greater than 50% of the diameter tolerance. 3.3 Chemical composition of welding wire The sulfur and phosphorus contents of steel welding wire and filler wire for gas shielded arc welding of pressure equipment are shown in Table 1. ......Source: Above contents are excerpted from the full-copy PDF -- translated/reviewed by: www.ChineseStandard.net / Wayne Zheng et al. 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