GB/T 43105-2023 PDF EnglishUS$165.00 · In stock · Download in 9 seconds
GB/T 43105-2023: Seamless steel tubes for hydroformed part Delivery: 9 seconds. True-PDF full-copy in English & invoice will be downloaded + auto-delivered via email. See step-by-step procedure Status: Valid
Similar standardsGB/T 43105-2023: Seamless steel tubes for hydroformed part---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/GBT43105-2023GB NATIONAL STANDARD OF THE PEOPLE’S REPUBLIC OF CHINA ICS 77.140.75 CCS H 48 Seamless Steel Tubes for Hydroformed Part ISSUED ON: SEPTEMBER 7, 2023 IMPLEMENTED ON: APRIL 1, 2024 Issued by: State Administration for Market Regulation; Standardization Administration of the People’s Republic of China. Table of ContentsForeword ... 3 1 Scope ... 4 2 Normative References ... 4 3 Terms and Definitions ... 6 4 Designation Expression Method ... 6 5 Order Content ... 6 6 Dimensions, Shapes, Weight and Allowable Deviations ... 7 7 Technical Requirements ... 8 8 Test Methods ... 11 9 Inspection Rules ... 11 10 Packaging, Marking and Quality Certificate ... 12 Seamless Steel Tubes for Hydroformed Part1 ScopeThis document specifies the order content, dimensions, shapes, weight and allowable deviations, technical requirements, test methods, inspection rules, packaging, marking and quality certificate of seamless steel tubes for hydroformed part. This document is applicable to seamless steel tubes (hereinafter referred to as steel tubes) used when manufacturing parts using the hydroforming method. Welded steel tubes for hydroformed part may take this document as a reference in implementation.2 Normative ReferencesThe contents of the following documents constitute indispensable clauses of this document through the normative references in the text. In terms of references with a specified date, only versions with a specified date are applicable to this document. In terms of references without a specified date, the latest version (including all the modifications) is applicable to this document. GB/T 222 Permissible Tolerances for Chemical Composition of Steel Products GB/T 223.5 Steel and Iron - Determination of Acid-soluble Silicon and Total Silicon Content - Reduced Molybdosilicate Spectrophotometric Method GB/T 223.9 Iron, Steel and Alloy - Determination of Aluminum Content - Chrome Azurol S Photometric Method GB/T 223.12 Methods for Chemical Analysis of Iron, Steel and Alloy - The Sodium Carbonate Separation - Diphenyl Carbazide Photometric Method for the Determination of Chromium Content GB/T 223.14 Methods for Chemical Analysis of Iron, Steel and Alloy - The N-benzoy-N- phenylhydroxylamine Extraction Photometric Method for the Determination of Vanadium Content GB/T 223.19 Methods for Chemical Analysis of Iron, Steel and Alloy - The Neocuproine- chloroform Extraction Photometric Method for the Determination of Copper Content GB/T 223.23 Iron, Steel and Alloy - Determination of Nickel Content - The Dimethylglyoxime Spectrophotometric Method GB/T 223.26 Iron, Steel and Alloy - Determination of Molybdenum Content - The Thiocyanate Spectrophotometric Method GB/T 223.40 Iron, Steel and Alloy - Determination of Niobium Content by the GB/T 20125 Low-alloy Steel - Determination of Multi-element Contents - Inductively Coupled Plasma Atomic Emission Spectrometric Method GB/T 30062 Terminology of Steel Pipes and Tubes GB/T 38719 Metallic Materials - Tube - Determination of Biaxial Stress-strain Curve of Tube by Hydro-bulging Test YB/T 4149 Continuously Cast Round Billet for Seamless Steel Tube Rolling YB/T 5221 Alloy Structure Steel Round Tube Blank Hot Rolled and Forged for Making Seamless Tube YB/T 5222 Quality Carbon Structural Steel Round Tube Blank3 Terms and DefinitionsThe terms and definitions defined in GB/T 30062 are applicable to this document.4 Designation Expression MethodThe designation of steel consists of the abbreviation “HF” for “hydroforming” in English and the specified minimum lower yield strength (the specified plastic extension strength value, expressed in MPa). EXAMPLE: HF340, in which, HF---the abbreviation for “hydroforming” in English; 340---the specified minimum lower yield strength (the specified plastic extension strength) value, expressed in (MPa).5 Order ContentThe contract or order of purchasing steel tubes in accordance with this document shall include the following content: a) Serial No. of this document; b) Product name; c) Designation of steel; d) Dimensions and specifications; e) Order quantity (total weight or total length); side and the supply-side, and statement in the contract, steel tubes can be delivered by fixed length or multiple lengths. The allowable deviation of the fixed length is 150 mm; the allowable deviation of the full length of multiple lengths is 150 mm, and a margin of 5 mm ~ 10 mm shall be left for each incision of the multiple lengths. 6.3 Curvature The curvature of the steel tubes per meter shall be not greater than 1.0 mm/m; the curvature of the full length shall be not greater than 0.075% of the length of the steel tubes. 6.4 Out-of-roundness and Uneven Wall Thickness 6.4.1 When the steel tubes are delivered by outer diameter and wall thickness, the outer diameter out-of-roundness and wall thickness unevenness shall respectively not exceed 80% of the outer diameter tolerance and wall thickness tolerance. 6.4.2 When the steel tubes are delivered by inner diameter and wall thickness, the inner diameter out-of-roundness and wall thickness unevenness shall respectively not exceed 80% of the inner diameter tolerance and wall thickness tolerance. 6.5 End Shape The end surfaces of both ends of the steel tubes shall be cut flat, and the burrs on the cuts shall be removed. 6.6 Weight 6.6.1 The steel tubes are delivered in accordance with the actual weight or theoretical weight. The theoretical weight of the steel tubes per meter shall comply with the stipulations of GB/T 17395, and the density of steel is 7.85 kg/dm3. 6.6.2 When the steel tubes are delivered by nominal inner diameter and nominal wall thickness, the calculated outer diameter is used when calculating the theoretical weight; when the steel tubes are delivered by nominal outer diameter and nominal inner diameter, the calculated wall thickness is used when calculating the theoretical weight.7 Technical Requirements7.1 Designation and Chemical Composition of Steel 7.1.1 The designation and chemical composition (smelting analysis) of steel shall comply with the stipulations of Table 2. In accordance with the demand-side’s requirements, through negotiation between the demand-side and the supply-side, steel tubes of designations other than those specified in Table 2 can be provided. ......Source: Above contents are excerpted from the full-copy PDF -- translated/reviewed by: www.ChineseStandard.net / Wayne Zheng et al. Tips & Frequently Asked Questions:Question 1: How long will the true-PDF of English version of GB/T 43105-2023 be delivered?Answer: The full copy PDF of English version of GB/T 43105-2023 can be downloaded in 9 seconds, and it will also be emailed to you in 9 seconds (double mechanisms to ensure the delivery reliably), with PDF-invoice.Question 2: Can I share the purchased PDF of GB/T 43105-2023_English with my colleagues?Answer: Yes. The purchased PDF of GB/T 43105-2023_English will be deemed to be sold to your employer/organization who actually paid for it, including your colleagues and your employer's intranet.Question 3: Does the price include tax/VAT?Answer: Yes. Our tax invoice, downloaded/delivered in 9 seconds, includes all tax/VAT and complies with 100+ countries' tax regulations (tax exempted in 100+ countries) -- See Avoidance of Double Taxation Agreements (DTAs): List of DTAs signed between Singapore and 100+ countriesQuestion 4: Do you accept my currency other than USD?Answer: Yes. www.ChineseStandard.us -- GB/T 43105-2023 -- Click this link and select your country/currency to pay, the exact amount in your currency will be printed on the invoice. Full PDF will also be downloaded/emailed in 9 seconds.How to buy and download a true PDF of English version of GB/T 43105-2023?A step-by-step guide to download PDF of GB/T 43105-2023_EnglishStep 1: Visit website https://www.ChineseStandard.net (Pay in USD), or https://www.ChineseStandard.us (Pay in any currencies such as Euro, KRW, JPY, AUD).Step 2: Search keyword "GB/T 43105-2023". Step 3: Click "Add to Cart". If multiple PDFs are required, repeat steps 2 and 3 to add up to 12 PDFs to cart. Step 4: Select payment option (Via payment agents Stripe or PayPal). Step 5: Customize Tax Invoice -- Fill up your email etc. Step 6: Click "Checkout". Step 7: Make payment by credit card, PayPal, Google Pay etc. After the payment is completed and in 9 seconds, you will receive 2 emails attached with the purchased PDFs and PDF-invoice, respectively. Step 8: Optional -- Go to download PDF. Step 9: Optional -- Click Open/Download PDF to download PDFs and invoice. See screenshots for above steps: Steps 1~3 Steps 4~6 Step 7 Step 8 Step 9 |
