GB/T 6335.1-2010 English PDF

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GB/T 6335.1-2010: Rotary and rotary impact masonry drill bits with hard metal tips -- Part 1: Dimensions
Status: Valid

GB/T 6335.1: Historical versions

Standard ID	USD	BUY PDF	Lead-Days	Standard Title (Description)	Status
GB/T 6335.1-2010	139	Add to Cart	3 days	Rotary and rotary impact masonry drill bits with hard metal tips -- Part 1: Dimensions	Valid
GB/T 6335.1-1996	239	Add to Cart	3 days	Rotary and rotary impact masonry drill bits with hardmetal tips. Part 1: Dimensions	Obsolete
GB 6335-1986	359	Add to Cart	3 days	Masonry drills	Obsolete

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Basic data

Standard ID: GB/T 6335.1-2010 (GB/T6335.1-2010)
Description (Translated English): Rotary and rotary impact masonry drill bits with hard metal tips -- Part 1: Dimensions
Sector / Industry: National Standard (Recommended)
Classification of Chinese Standard: J41
Classification of International Standard: 25.100.30
Word Count Estimation: 6,637
Date of Issue: 2010-12-23
Date of Implementation: 2011-07-01
Older Standard (superseded by this standard): GB/T 6335.1-1996
Adopted Standard: ISO 5468-2006, MOD
Regulation (derived from): National Standard Approval Announcement 2010 No.10 (Total No.165)
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 carbide rotary and rotary impact masonry drill diameter and in a short series, long series, extended series of presidents and working part length. This section applies to brick, drilling on the block and lightweight materials such as wall diameter of 4mm ~ 25mm rotary and rotary impact masonry drill bits Carbide. This section does not apply to rock drill.

GB/T 6335.1-2010: Rotary and rotary impact masonry drill bits with hard metal tips -- Part 1: Dimensions

---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.
Rotary and rotary impact masonry drill bits with hardmetal tips Part 1. Dimensions ICS 25.100.30 J41 National Standards of People's Republic of China Replacing GB/T 6335.1-1996 Rotary and rotary impact masonry drill bits Carbide Part 1. Dimensions Part 1. Dimensions (ISO 5468.2006, Rotaryandrotaryimpactmasonrydrilbits withhardmetaltips-Dimensions, MOD) Issued on. 2010-12-23 2011-07-01 implementation Administration of Quality Supervision, Inspection and Quarantine of People's Republic of China Standardization Administration of China released

Foreword

GB/T 6335 "Rotary and rotary impact masonry drill bits Carbide" is divided into two parts. --- Part 1. Dimensions; --- Part 2. Technical requirements. This section GB/T 16335 Part of. The partial modification of the use of ISO 5468.2006 "inserts carbide inserts rotary impact masonry drill size" (in English). This section according to ISO 5468.2006 re-drafted. This part of ISO 5468.2006 and technical differences compared to the following editorial changes. --- "This International Standard" be replaced by "this section"; "." --- With a decimal point instead of a comma as the decimal point, ""; --- Deleted international standards foreword; --- Increase the marked sample; --- Increasing the impact drill type and size of the handle (Appendix A). This Part replaces GB/T 6335.1-1996 "Rotary and rotary impact masonry drill bits with hardmetal tips - Part 1. Dimensions." This portion of the GB/T 6335.1-1996 compared to the main changes are as follows. --- Cancel the original standard in Chapter 2, reference standard; --- Increased Chapter 2 symbols; --- Modify the original 1 overhang Percussion Drill chuck outside length dimension l label; --- Will increase picture 1 carbide blade height and a carbide blade shoulder height a1; --- Original Note 1 to modify the standard 3.1 in Figure 1 as "the hammer drill diameter d Carbide remove the paint or a protective layer around the corner post Blade size "; --- The original 3.1 standard deviation limits in Table 1 in accordance with existing international standards; --- The original 3.1 standard carbide blade height increases in Table 1 and a carbide blade shoulder requires a high degree of a1; --- Canceled Appendix A percussion drill four kinds shank type size in size (Ll). This section of Appendix A normative appendix. This part is proposed by China Machinery Industry Federation. This part of the tool by the National Standardization Technical Committee (SAC/TC91) centralized. This section is drafted. Chengdu Tool Research Institute, Changzhou xixiashu tools industry Productivity Promotion Center. The main drafters of this section. Lucy Liu, Zou Chunying, check States soldiers, Xu Gang. This part of the standard replaces the previous editions are. --- GB/T 6335-1986; --- GB/T 6335.1-1996. Rotary and rotary impact masonry drill bits Carbide Part 1. Dimensions

1 Scope

GB/T 6335 provisions of this part of the Rotary and rotary impact masonry drill bits carbide (hereinafter referred to as the hammer drill) in diameter and short Series, long series, and the total length of the working portion of the length of the extended family. This section applies to drilling diameter in brick, masonry and light wall materials such as 4mm ~ Rotary and rotary impact type of rigid 25mm Alloy construction workers drilling. This section does not apply to a rock bit.

2 Symbol

a --- carbide blade height; a1 --- carbide blade shoulder height; d --- impact drill diameter; l --- hammer drill overhang; L --- the total length of the hammer drill.

3 Dimensions

3.1 impact drill dimensions and tolerances specified in Table 1 and Figure 1. Note 1. The Impact Drill diameter d remove the paint or a protective layer after the carbide blade dimensions around the corner. Note 2. l is the length of overhang in shock chuck rig outside.

1 Rotary and rotary impact masonry drill bits Carbide

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