GB/T 15856.5-2023 PDF EnglishUS$185.00 · In stock · Download in 9 seconds
GB/T 15856.5-2023: Hexagon washer head drilling screws with tapping screw thread Delivery: 9 seconds. True-PDF full-copy in English & invoice will be downloaded + auto-delivered via email. See step-by-step procedure Status: Valid GB/T 15856.5: Historical versions
Similar standardsGB/T 15856.5-2023: Hexagon washer head drilling screws with tapping screw thread---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/GBT15856.5-2023GB NATIONAL STANDARD OF THE PEOPLE’S REPUBLIC OF CHINA ICS 21.060.10 CCS J 13 Replacing GB/T 15856.5-2002 Hexagon washer head drilling screws with tapping screw thread 六角凸缘自钻自攻螺钉 (ISO 15480:2019, Fasteners - Hexagon washer head drilling screws with tapping screw thread, MOD) ISSUED ON: MAY 23, 2023 IMPLEMENTED ON: DECEMBER 1, 2023 Issued by: State Administration for Market Regulation; Standardization Administration of PRC. Table of ContentsForeword ... 3 Introduction ... 6 1 Scope ... 7 2 Normative references ... 7 3 Terms and definitions ... 8 4 Types and dimensions ... 8 5 Technical requirements ... 10 6 Marks and labels ... 11 7 Marking ... 11 References ... 12ForewordThis document was drafted in accordance with the provisions of GB/T 1.1-2020 Directives for standardization - Part 1: Rules for the structure and drafting of standardizing documents. This document is part 5 of GB/T 15856 Drilling screws with tapping screw thread. The following parts of GB/T 15856 have been issued: -- GB/T 15856.1 Cross recessed pan head drilling screws with tapping screw thread; -- GB/T 15856.2 Cross recessed countersunk head drilling screws with tapping screw thread; -- GB/T 15856.3 Cross recessed raised countersunk head drilling screws with tapping screw thread; -- GB/T 15856.4 Hexagon flange head drilling screws with tapping screw thread; -- GB/T 15856.5 Hexagon washer head drilling screws with tapping screw thread. This document replaces GB/T 15856.5-2002 Hexagon washer head drilling screws with tapping screw thread. Compared with GB/T 15856.5-2002, except for the structural adjustment and editorial revisions, the main technical changes are as follows: a) The diameter da and the corresponding value are added (see Figure 1 and Table 1); b) lg is changed to lm (see Figure 1 and Table 1; see Figure 1 and Table 1 of the 2002 edition); c) r1 is changed to the specified minimum value (see Table 1; see Table 1 of the 2002 edition); d) The requirements for marks and labels are added (see Chapter 6). This document is modified in relation to ISO 15480:2019 Fasteners - Hexagon washer head drilling screws with tapping screw thread. Compared with ISO 15480:2019, the following structural adjustments are made to this document: -- The chapter “Marks and labels” is added; -- Chapter 7 corresponds to Chapter 6 of ISO 15480:2019. Hexagon washer head drilling screws with tapping screw thread1 ScopeThis document specifies the types and dimensions, technical conditions, marks and labels, and marking of hexagon washer head drilling screws with tapping screw thread. This document is applicable to hexagon washer head drilling screws with tapping screw thread with thread specifications of ST 2.9 ~ST 6.3, made of steel, and of product grade A.2 Normative referencesThe following documents contain the provisions which, through normative reference in this document, constitute the essential provisions of this document. For the dated referenced documents, only the versions with the indicated dates are applicable to this document; for the undated referenced documents, only the latest version (including all the amendments) is applicable to this document. GB/T 90.1 Fasteners - Acceptance inspection (GB/T 90.1-2023, ISO 3269:2019, MOD) GB/T 90.2 Fasteners - Marking and packaging GB/T 1237 Designation system for fasteners (GB/T 1237-2000, eqv ISO 8991:1986) GB/T 3098.11 Mechanical properties of fasteners - Drilling screws with tapping screw thread (GB/T 3098.11-2002, idt ISO 10666:1999) GB/T 3099.4 Terminology of fasteners - Control, inspection, delivery, acceptance and quality (GB/T 3099.4-2021, ISO 1891-4:2018, MOD) GB/T 3103.1 Tolerances for fasteners - Bolts, screws, studs and nuts (GB/T 3103.1- 2002, idt ISO 4759-1:2000) GB/T 5267.1 Fasteners - Electroplate coating (GB/T 5267.1-2023, ISO 4042:2022, MOD) GB/T 5276 Fasteners - Bolts, screws, studs and nuts - Symbols and descriptions of6 Marks and labels6.1 Product marks The product marks shall be in accordance with the provisions of GB/T 3098.11. 6.2 Packaging labels Packaging labels shall comply with the provisions of GB/T 3098.11, at least including the following content: -- the number of this document, i.e. GB/T 15856.5; -- the thread specification and nominal length l; -- the type of surface treatment; -- the identification mark or name of the manufacturer and/or distributor; -- The manufacturing batch number specified in GB/T 3099.4; -- the number of packages.7 MarkingThe marking method shall be in accordance with the provisions of GB/T 1237. EXAMPLE: For a hexagon washer head drilling screw with tapping screw thread with a thread specification of ST3.5, a nominal length l of 16 mm, and an untreated surface, which is made of steel, of product grade A, and has the mechanical properties that are in accordance with GB/T 3098.11, the mark is as follows: Drilling screw with tapping screw thread GB/T 15856.5 ST 3.5×16 ......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 15856.5-2023 be delivered?Answer: The full copy PDF of English version of GB/T 15856.5-2023 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 15856.5-2023_English with my colleagues?Answer: Yes. 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Unless special scenarios such as technical constraints or academic study, you should always prioritize to purchase the latest version GB/T 15856.5-2023 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.How to buy and download a true PDF of English version of GB/T 15856.5-2023?A step-by-step guide to download PDF of GB/T 15856.5-2023_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 15856.5-2023". 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". 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