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YS/T 412-2014 English PDF

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YS/T 412-2014: Cemented carbide pellets
Status: Valid

YS/T 412: Evolution and historical versions

Standard IDContents [version]USDSTEP2[PDF] delivered inStandard Title (Description)StatusPDF
YS/T 412-2014English209 Add to Cart 3 days [Need to translate] Cemented carbide pellets Valid YS/T 412-2014
YS/T 412-1999English239 Add to Cart 2 days [Need to translate] Cemented carbide pellets Obsolete YS/T 412-1999

PDF similar to YS/T 412-2014


Standard similar to YS/T 412-2014

GB/T 4295   GB/T 7160   YS/T 798   YS/T 218   YS/T 677   YS/T 573   

Basic data

Standard ID YS/T 412-2014 (YS/T412-2014)
Description (Translated English) Cemented carbide pellets
Sector / Industry Nonferrous Metallurgy Industry Standard (Recommended)
Classification of Chinese Standard H71
Classification of International Standard 77.160
Word Count Estimation 8,897
Date of Issue 10/14/2014
Date of Implementation 4/1/2015
Older Standard (superseded by this standard) YS/T 412-1999
Quoted Standard GB/T 1480; GB/T 4324.6; GB/T 4324.25; GB/T 5124.1; GB/T 5124.2; GB/T 5161; GB/T 5242; GB/T 5243; GB/T 5314; GB/T 26050; GB/T 4340.1
Regulation (derived from) People's Republic of China Ministry of Industry and Information Technology Notice 2014 No. 63; Industry Standard Filing Notice 2014 No. 12 (Overall No. 180)
Issuing agency(ies) Ministry of Industry and Information Technology
Summary This Standard specifies the carbide ball representing the requirements, test methods, inspection rules, marking, packaging, transportation, storage, quality certificates and contracts (or orders) content. This Standard applies to the wear-resistant materi

YS/T 412-2014: Cemented carbide pellets

---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.
Cemented carbide pellets ICS 77.160 H71 People's Republic of China Nonferrous Metals Industry Standard Replacing YS/T 412-1999 Carbide pellets Issued on. 2014-10-14 2015-04-01 implementation Ministry of Industry and Information Technology of the People's Republic of China released

Foreword

This standard was drafted in accordance with GB/T 1.1-2009 given rules. Instead of the standard YS/T 412-1999 "carbide pellets." Compared with this standard YS/T 412-1999, the main technical change as follows. --- Remove the tungsten carbide cobalt titanium-based pellets; --- Modify the representation of brands; --- Modify the powder particle size range and requirements; --- Revised inspection rules; --- Increasing the contract (or purchase order) content. This standard by the national non-ferrous metals Standardization Technical Committee (SAC/TC243) centralized. This standard was drafted. hardfacing Zigong Great Wall Materials Co., Xiansailong metal materials limited liability company. The main drafters of this standard. Li Wei, Li Xi, Yi Long Bin, to the long Shu, YU. This standard replaces the standards previously issued as follows. --- YS/T 412-1999. Carbide pellets

1 Scope

This standard specifies requirements for carbide pellets, test methods, inspection rules, marking, packaging, transportation, storage, quality certificate and Closing Same (or orders) content. This standard applies to abrasive materials Carbide pellets.

2 Normative references

The following documents for the application of this document is essential. For dated references, only the dated version suitable for use herein Member. For undated references, the latest edition (including any amendments) applies to this document. Determination of particle size GB/T 1480 metal powder dry sieving GB/T 4324.6 chemical analysis of tungsten - Part 6. Determination of iron content - phenanthroline spectrophotometry GB/T 4324.25 chemical analysis of tungsten - Part 25. Determination of oxygen pulse heating inert gas fusion - infrared absorption method GB/T 4340.1 metallic materials - Vickers hardness test - Part 1. Test methods Determination of GB/T 5124.1 Carbide chemical analysis of total carbon content - Gravimetric method GB/T 5124.2 Carbide chemical analysis of insoluble (free) carbon content - Gravimetric method GB/T 5161 metal powder Determination of effective density - Liquid immersion method GB/T 5242 carbide products inspection rules and test methods GB/T 5243 carbide products, signs, packaging, transportation and storage GB/T 5314 sampling powder metallurgy method GB/T 26050 Carbide X-ray fluorescence determination of metals in a melting method

3 Requirements

Grade 3.1 Carbide pellets by chemical composition into YQ4, YQ6, YQ7 three grades, according to the particle size specification is divided into a, b, c, d, e five levels. 3.2 Chemical composition Chemical composition of the product shall comply with the requirements in Table 1. Table 1 Trademark Chemical composition (mass fraction) /% Tungsten, cobalt and oxygen ilmenite total carbon free YQ4 margin 3.5 ~ 4.0 5.4 ~ 6.0 ≤0.1 ≤1.0 ≤0.5 ≤0.5 YQ6 margin 5.7 ~ 6.3 5.4 ~ 6.0 ≤0.1 ≤1.0 ≤0.5 ≤0.5 YQ7 margin 6.5 ~ 7.2 5.4 ~ 6.0 ≤0.1 ≤1.0 ≤0.5 ≤0.5

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Question 5: Should I purchase the latest version YS/T 412-2014?

Answer: Yes. Unless special scenarios such as technical constraints or academic study, you should always prioritize to purchase the latest version YS/T 412-2014 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.