GB/T 11102-2008 English PDF

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GB/T 11102-2008: Cemented carbide products for geological exploration drilling tools
Status: Valid

GB/T 11102: Historical versions

Standard ID	USD	BUY PDF	Lead-Days	Standard Title (Description)	Status
GB/T 11102-2008	259	Add to Cart	3 days	Cemented carbide products for geological exploration drilling tools	Valid
GB/T 11102-1989	399	Add to Cart	3 days	Hardmetal (carbide) for geological exploration drilling tools	Obsolete

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Basic data

Standard ID: GB/T 11102-2008 (GB/T11102-2008)
Description (Translated English): Cemented carbide products for geological exploration drilling tools
Sector / Industry: National Standard (Recommended)
Classification of Chinese Standard: H72
Classification of International Standard: 77.160
Word Count Estimation: 11,168
Date of Issue: 2008-06-09
Date of Implementation: 2008-12-01
Older Standard (superseded by this standard): GB/T 11102-1989
Quoted Standard: GB/T 5242; GB/T 5243
Regulation (derived from): National Standard Approval Announcement 2008 No.9 (Total No.122)
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
Summary: This standard specifies the geological prospecting tools carbide products requirements, test methods, inspection rules and signs, storage and order form content, transport, packaging. This standard applies to geological prospecting tools carbide products.

GB/T 11102-2008: Cemented carbide products for geological exploration drilling 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.
Cemented carbide products for geological exploration drilling tools ICS 77.160 H72 National Standards of People's Republic of China Replacing GB/T 11102-1989 Geological prospecting tools carbide products Posted 2008-06-09 2008-12-01 implementation Administration of Quality Supervision, Inspection and Quarantine of People's Republic of China Standardization Administration of China released

Foreword

This standard replaces GB/T 11102-1989 "geological prospecting tools carbide products." This standard compared with GB/T 11102-1989, the main changes are as follows. --- Increased T22 shape; --- Increased T3010B models; --- Improve the general level of product size tolerance; --- Increasing the nominal size 26mm ~ 30mm product specifications and size tolerances. The standard proposed by China Nonferrous Metals Industry Association. This standard Nonferrous Metals by the National Standardization Technical Committee. This standard by Zhuzhou Cemented Carbide Group Co., Ltd. is responsible for drafting. The main drafters of this standard. Zoude Liang, Wang Zujuan, Cai Haiyan, horse introspective, Yang Jianguo, Liang Hong. This standard previously issued as follows. --- GB/T 11102-1989. Geological prospecting tools carbide products

1 Scope

This standard specifies the geological prospecting tools with carbide products requirements, test methods, inspection rules and signs, packaging, transportation and storage And purchase order (contract) content. This standard applies to geological prospecting tools carbide products.

2 Normative references

The following documents contain provisions which, through reference in this standard and become the standard terms. For dated references, subsequent Amendments (not including errata content) or revisions do not apply to this standard, however, encourage the parties to the agreement are based on research Whether the latest versions of these documents. For undated reference documents, the latest versions apply to this standard. GB/T 5242 carbide products inspection rules and test methods GB/T 5243 carbide products, signs, packaging, transportation and storage

3 Requirements

3.1 Classification Geological prospecting tools carbide products according to shape into T10, T11, T12, T20, T21, T22, T30, T40, T50 nine kinds. 3.2 Model presentation rules 3.2.1 product model consists of products, code-named T, the shape of the code, the size of the main components. 3.2.2 For the same main dimensions, different sizes of other products, after the code additional capital letters (such as A, B, etc.) represented. See article 3.2.3 Model designation Example. Example. It represents geological prospecting tools carbide products code Showing product shape category code Showing the main size parameters of products  Other represents different sizes 3.3 model, size, use and recommend schematic 3.3.1 T10-shaped type, size and use recommended in Table 1, is shown in Figure 1. Table 1 millimeters model Nominal size BHS Recommended use T1003 3 15 1.5 T1006 6 20 4 T1008 8 20 6 For oil well drilling drag bits and coring drill bit from grinding formula ......

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