HOME   Cart(0)   Quotation   About-Us Policy PDFs Standard-List
www.ChineseStandard.net Database: 189760 (18 Oct 2025)

QC/T 1103-2019 PDF English

US$115.00 · In stock · Download in 9 seconds
QC/T 1103-2019: 12-point head heat resistant nuts
Delivery: 9 seconds. True-PDF full-copy in English & invoice will be downloaded + auto-delivered via email. See step-by-step procedure
Status: Valid
Standard IDContents [version]USDSTEP2[PDF] deliveryName of Chinese StandardStatus
QC/T 1103-2019English115 Add to Cart 0-9 seconds. Auto-delivery 12-point head heat resistant nuts Valid

Excerpted PDFs (Download full copy in 9 seconds upon purchase)

PDF Preview: QC/T 1103-2019
      

Similar standards

QC/T 1104   QC/T 1105   QC/T 1103   

QC/T 1103-2019: 12-point head heat resistant nuts

---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/QCT1103-2019
QC AUTOMOBILE INDUSTRY STANDARD OF THE PEOPLE’S REPUBLIC OF CHINA ICS 43.040 T 31 12-point head heat resistant nuts 12角头耐热锁紧螺母 ISSUED ON: AUGUST 02, 2019 IMPLEMENTED ON: JANUARY 01, 2020 Issued by: Ministry of Industry and Information Technology of PRC

Table of Contents

Foreword ... 3 1 Scope ... 4 2 Normative references ... 4 3 Type size ... 5 4 Technical requirements and reference standards ... 6 5 Product number ... 7 12-point head heat resistant nuts

1 Scope

1.1 This standard specifies the type, size, technical requirements, reference standard and number of 12-point head heat resistant nuts for automobiles. 1.2 This standard is applicable to 12-point head heat resistant nuts for automobiles, which have thread specifications of M5 ~ M12, material properties abbreviated as SB, product grade of TA, working temperature below 700 °C.

2 Normative references

The 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 standard. GB/T 90.1 Fasteners - Acceptance inspection GB/T 90.2 Fasteners - Marking and packaging GB/T 196 General purpose metric screw threads - Basic dimensions GB/T 197 General purpose metric screw threads - Tolerances GB/T 3098.8 Mechanical properties of fasteners - Parts for bolted connections for use at temperatures -200 °C ~ +700 °C GB/T 3098.9 Mechanical properties of fasteners - Prevailing torque type steel nuts GB/T 3103.4 Tolerances for fasteners - Bolt/nut assemblies for service temperatures from -200 °C ~ +700 °C GB/T 5276 Fasteners - Bolts, screws, studs and nuts - Symbols and descriptions of dimensions GB/T 5779.2 Fasteners - Surface discontinuities - Nuts GB/T 14992 Classification and designation for superalloys and high temperature intermetallic materials QC/T 326 Coding rules for automotive standardized parts ......
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 QC/T 1103-2019 be delivered?

Answer: The full copy PDF of English version of QC/T 1103-2019 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 QC/T 1103-2019_English with my colleagues?

Answer: Yes. The purchased PDF of QC/T 1103-2019_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+ countries

Question 4: Do you accept my currency other than USD?

Answer: Yes. www.ChineseStandard.us -- QC/T 1103-2019 -- 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 QC/T 1103-2019?

A step-by-step guide to download PDF of QC/T 1103-2019_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 "QC/T 1103-2019".
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