GB/T 24425.1-2009 PDF EnglishUS$285.00 · In stock · Download in 9 seconds
GB/T 24425.1-2009: General type wire thread inserts 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 24425.1-2009: General type wire thread inserts---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/GBT24425.1-2009GB NATIONAL STANDARD OF THE PEOPLE’S REPUBLIC OF CHINA ICS 21.060.10 J 13 General type wire thread inserts ISSUED ON: OCTOBER 15, 2009 IMPLEMENTED ON: MARCH 01, 2010 Issued by: General Administration of Quality Supervision, Inspection and Quarantine; Standardization Administration of the People's Republic of China. Table of ContentsForeword ... 3 1 Scope ... 4 2 Normative references ... 4 3 Size ... 5 4 Technical conditions ... 11 5 Marks ... 11 Annex A (informative) Comparison BETWEEN nominal length of wire thread insert AND number of turns in free state and length after installation ... 12 General type wire thread inserts1 ScopeThis Standard specifies general type wire thread inserts with symmetrical profile, of which the nominal diameter of the thread is 2mm~39mm, and the thread pitch is 0.4mm~4mm. The wire thread insert that is specified in this Part is screwed in the internal thread for 6H specified in GB/T 24425.5. The tolerance zone of the formed internal thread is 6H (GB/T 197). The wire thread inserts specified in this Part are suitable for improving the strength of screw holes in the body of low-strength materials (such as aluminum alloy, magnesium alloy, copper alloy, cast iron and non-metal), improving the fatigue strength of screws and repairing damaged screw holes. NOTE: The "nominal thread diameter" and "wire thread insert specifications" used in this Part REFER TO the nominal diameter and thread specifications of the internal thread formed after the wire thread insert is screwed into the internal thread specified in GB/T 24425.2 Normative referencesThe provisions in following documents become the provisions of this Part of GB/T 24425 through reference in this Part. For dated references, the subsequent amendments (excluding corrigendum) or revisions do not apply to this Part, however, parties who reach an agreement based on this Part are encouraged to study if the latest versions of these documents are applicable. For undated references, the latest edition of the referenced document applies. GB/T 197, General Purpose Metric Screw Threads - Tolerances (GB/T 197- 2003, ISO 965-1:1998, ISO general-purpose metric screw threads - Tolerances - Part 1: Principles and basic data, MOD) GB/T 1237, Designation system for fasteners (GB/T 1237-2000, eqv ISO 8991:1986) GB/T 24425.5, Internal thread for wire thread inserts GB/T 24425.6, Specification for wire thread inserts4 Technical conditionsThe profile dimensions, technical requirements, acceptance inspection, marks and packaging of wire thread inserts are in accordance with the regulations of GB/T 24425.6.5 Marks5.1 Marking method The content and order of marking for wire thread inserts are: Wire thread insert Standard number Specification of wire thread inserts Number of turns in free state (the wire thread insert without a break groove is added with the letter W after the number of turns in free state) Others are in accordance with the regulations of GB/T 1237. 5.2 Marking examples The general type wire thread insert, with a break groove, of which the specification of wire thread insert is M10, and the number of turns in free state is 8 turns, is marked as: Wire thread insert GB/T 24425.1 M10-8 The general type wire thread insert, without a break groove, of which the specification of wire thread insert is M10×1, and the number of turns in free state is 12 turns, is marked as: Wire thread insert GB/T 24425.1 M10×1-12W ......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 24425.1-2009 be delivered?Answer: The full copy PDF of English version of GB/T 24425.1-2009 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 24425.1-2009_English with my colleagues?Answer: Yes. The purchased PDF of GB/T 24425.1-2009_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 24425.1-2009 -- 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 24425.1-2009?A step-by-step guide to download PDF of GB/T 24425.1-2009_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 24425.1-2009". 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 |
