HOME   Cart(0)   Quotation   About-Us Policy PDFs Standard-List
www.ChineseStandard.net Database: 189759 (12 Oct 2025)

GB/T 14445-2017 English PDF

US$359.00 ยท In stock
Delivery: <= 4 days. True-PDF full-copy in English will be manually translated and delivered via email.
GB/T 14445-2017: Carbide products for coal mining tools
Status: Valid

GB/T 14445: Evolution and historical versions

Standard IDContents [version]USDSTEP2[PDF] delivered inStandard Title (Description)StatusPDF
GB/T 14445-2017English359 Add to Cart 4 days [Need to translate] Carbide products for coal mining tools Valid GB/T 14445-2017
GB/T 14445-1993English559 Add to Cart 3 days [Need to translate] Cemented carbide for coal-mining tools Obsolete GB/T 14445-1993

PDF similar to GB/T 14445-2017


Standard similar to GB/T 14445-2017

GB/T 11101   GB/T 6883   GB/T 3462   GB/T 45339   GB/T 45326   

Basic data

Standard ID GB/T 14445-2017 (GB/T14445-2017)
Description (Translated English) Carbide products for coal mining tools
Sector / Industry National Standard (Recommended)
Classification of Chinese Standard H72
Classification of International Standard 77.160
Word Count Estimation 18,193
Date of Issue 2017-10-14
Date of Implementation 2018-05-01
Issuing agency(ies) General Administration of Quality Supervision, Inspection and Quarantine of the People's Republic of China, Standardization Administration of the People's Republic of China

GB/T 14445-2017: Carbide products for coal mining tools

---This is a DRAFT version for illustration, not a final translation. Full copy of true-PDF in English version (including equations, symbols, images, flow-chart, tables, and figures etc.) will be manually/carefully translated upon your order.
Carbide products for coal mining tools ICS 77.160 H72 National Standards of People's Republic of China Replacing GB/T 14445-1993 Coal mining tools with carbide products 2017-10-14 Published 2018-05-01 implementation General Administration of Quality Supervision, Inspection and Quarantine of People's Republic of China China National Standardization Administration released

Foreword

This standard was drafted in accordance with the rules given in GB/T 1.1-2009. This standard replaces GB/T 14445-1993 "coal mining tools carbide products." This standard and GB/T 14445-1993 Compared to the main technical changes are as follows. --- Increased M19, M25, M26, M27 four product types; --- Increase part of the type of product model; --- Specification of the product schematic; --- Canceled the general requirements of product size tolerances, improve the dimensional accuracy; --- Further refinement, a clear product burr, sticky appearance requirements; --- Detailed Chapter 4 "test methods" and Chapter 5 "Inspection Rules" of the specific content; --- Chapter 6 to add "quality manual" content; --- Increase Chapter 7 "contract (or purchase order) content." This standard is proposed by China Nonferrous Metals Industry Association. This standard by the National Non-ferrous Metal Standardization Technical Committee (SAC/TC243) centralized. This standard is mainly drafted by Zigong Cemented Carbide Co., Ltd., Chongyi Zhangyuan Tungsten Co., Ltd., Shenzhen Note into Technology Co., Ltd. The main drafters of this standard. Xue Lin, Tang Huagang, Liao Jun, Tan Qian Yu, Cao Miles, Li Juan, Xie Junjie, Zhao Guoming. This standard replaces the standards previously issued as. --- GB/T 14445-1993. Coal mining tools with carbide products

1 Scope

This standard specifies the requirements for coal mining tools cemented carbide products, test methods, inspection rules, signs, packaging, transportation, storage and Quality certificate and contract (or purchase order) content. This standard applies to coal mining coal drill, cone drill, rotary drill and other carbide products.

2 Normative references

The following documents for the application of this document is essential. For dated references, only the dated version applies to this article Pieces. For undated references, the latest edition (including all amendments) applies to this document. GB/T 5242 Carbide products inspection rules and test methods GB/T 5243 cemented carbide products logo, packaging, transportation and storage GB/T 18376.2 Carbide grades Part 2. Geology, mining tools Carbide grades

3 requirements

3.1 classification Coal mining tools carbide products are divided into two types of flat teeth and pick-shaped teeth. 3.2 models that rules Coal mining tools with carbide products models that rules. The letter M plus the type of figures (10,11,12,13,14,19, 20, 21, 22, 23, 24, 25, 26, 27, etc.) plus a two-digit integer representing the primary parameter (less than two integers preceded by a "0" to make. When there is left and right model of the points, add the letter R after the model that the right type, plus the letter L that the left type; when the main parameters are the same, the other Parameters such as height and thickness are not the same, then add A, B and C at the back of the model to show the difference; if necessary, add -1 after the model respectively, -2, -3 for other types. See Table 1 for the model numbers for flat teeth and Example 2 for the pick teeth. Example 1. Other different parameters Right The main parameters, 15 means that the length L is 15.0mm; Flat teeth type code; Coal mining tools with carbide products. Example 2. Other different parameters The main parameter, 12 means that the diameter D is 12.0mm; Pick-shaped teeth type code; Coal mining tools with carbide products.

Tips & Frequently Asked Questions:

Question 1: How long will the true-PDF of GB/T 14445-2017_English be delivered?

Answer: Upon your order, we will start to translate GB/T 14445-2017_English as soon as possible, and keep you informed of the progress. The lead time is typically 2 ~ 4 working days. The lengthier the document the longer the lead time.

Question 2: Can I share the purchased PDF of GB/T 14445-2017_English with my colleagues?

Answer: Yes. The purchased PDF of GB/T 14445-2017_English will be deemed to be sold to your employer/organization who actually pays 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. If you need your currency to be printed on the invoice, please write an email to [email protected]. In 2 working-hours, we will create a special link for you to pay in any currencies. Otherwise, follow the normal steps: Add to Cart -- Checkout -- Select your currency to pay.

Question 5: Should I purchase the latest version GB/T 14445-2017?

Answer: Yes. Unless special scenarios such as technical constraints or academic study, you should always prioritize to purchase the latest version GB/T 14445-2017 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.