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GB/T 24811.1-2009 English PDF

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US$414.00 · In stock
Delivery: <= 4 days. True-PDF full-copy in English will be manually translated and delivered via email.
GB/T 24811.1-2009: Cranes and lifting appliances -- Selection of wire ropes -- Part 1: General
Status: Valid

Standard ID	USD	BUY PDF	Lead-Days	Standard Title (Description)	Status
GB/T 24811.1-2009	414	Add to Cart	4 days	Cranes and lifting appliances -- Selection of wire ropes -- Part 1: General	Valid

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Basic data

Standard ID: GB/T 24811.1-2009 (GB/T24811.1-2009)
Description (Translated English): Cranes and lifting appliances -- Selection of wire ropes -- Part 1: General
Sector / Industry: National Standard (Recommended)
Classification of Chinese Standard: J80
Classification of International Standard: 53.020.20
Word Count Estimation: 21,212
Date of Issue: 2009-12-15
Date of Implementation: 2010-07-01
Quoted Standard: GB/T 5972; GB/T 6974.1; GB/T 20863.1; ISO 2408-2004
Adopted Standard: ISO 4308-1-2003, IDT
Regulation (derived from): National Standard Approval Announcement 2009 No.15 (Total No.155)
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 two used by GB/T 6974. 1 selection method defined rope lifting machinery. A coefficient is selected according to the rope C, the other one is based on the usage factor ZP. According to this part of the crane design, application and maintenance requirements minimum requirements rope allowable level of strength and performance. This section specifies the minimum requirements associated with the selected reel rope and pulley diameter.

GB/T 24811.1-2009: Cranes and lifting appliances -- Selection of wire ropes -- Part 1: General

---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.
Cranes and lifting appliances.Selection of wire ropes.Part 1. General ICS 53.020.20 J80 National Standards of People's Republic of China GB/T 24811.1-2009/ISO 4308-1.2003 Cranes and lifting appliances Selection of wire ropes Part 1. General (ISO 4308-1.2003, IDT) Posted 2009-12-15 2010-07-01 implementation Administration of Quality Supervision, Inspection and Quarantine of People's Republic of China Standardization Administration of China released

Introduction Ⅲ 1 Scope 1 2 Normative references 1 3 Terms and definitions 4 rope type 2 5 Level 2 work 6 Selection 2 7 drum and sheave diameters 3 8 fixed rope 4 9 dangerous working conditions 4 10 maintenance, maintenance, inspection and scrap 5 Appendix A (normative) This section applies to lifting machinery 6 Annex B (informative) Selection of wire ropes Example 7 Other selection factors in Appendix C (informative) wire rope 8 Annex D (normative) lifting mechanism balanced pulley diameter 16 References 17 GB/T 24811.1-2009/ISO 4308-1.2003

Foreword

GB/T 24811 "Cranes and Lifting rope selection" is divided into two parts. --- Part 1. General; --- Part 2. Mobile cranes utilization factor. This section GB/T 24811 Part 1. This part identical with ISO 4308-1.2003 "Cranes and lifting appliances Selection of wire ropes - Part 1. General" (in English). This section is equivalent translation ISO 4308-1.2003. For ease of use, this section also made the following editorial changes. --- The term "this part of ISO 4308" with the words "GB/T 24811 in this section"; "." --- With a decimal point instead of a comma as the decimal point, ""; --- Delete ISO 4308-1.2003 Foreword; --- The scope of Appendix B and Appendix D, deleting instructions, described in Appendix C of the body moved to the appropriate location in Chapter 6; --- For ISO 4308-1.2003 international standard references, use has been tantamount to the adoption of international standards for the country's standard replaces corresponding to its He was not identical with direct reference to international standards for our standards. This section in Appendix A, Appendix D is a normative appendix; Appendix B, Appendix C is informative appendix. This part is proposed by China Machinery Industry Federation. This part of the National Standardization Technical Committee crane (SAC/TC227) centralized. This part mainly drafted by. DHI DCW Group Co., Ltd., Beijing Institute of lifting the transport machinery design. The main drafters of this section. Guipei Kang, Lee Soo Wei, late country east TRANSACTIONS. GB/T 24811.1-2009/ISO 4308-1.2003 Cranes and lifting appliances Selection of wire ropes Part 1. General

1 Scope

This section GB/T 24811 requirements for use in two press GB/T 6974.1 definition crane rope selection method, a It is selected according to kind of rope coefficient C, and the other is based on the use of ZP (safety) factor. This part of the crane according to the design, application and maintenance requirements for the minimum requirements rope allowable strength and performance levels. This section provides the minimum requirements associated with the selected reel rope and pulley diameter. This section applies to the type of crane in Appendix A.

2 Normative references

The following documents contain provisions which, through reference GB/T 24811 in this section constitute provisions of this section. For dated reference documents Member, all subsequent amendments (not including errata content) or revisions do not apply to this section, however, encouraged to reach under this section Parties to research agreement to use the latest versions of these documents. For undated reference documents, the latest versions apply to this section. GB/T 5972 crane wire rope maintenance, maintenance, installation, examination and discard (GB/T 5972-2009, ISO 4309. 2004, IDT) GB/T 6974.1 crane terminology - Part 1. General terms (GB/T 6974.1-2008, ISO 4306-1.2007, IDT) GB/T 20863.1 crane classification - Part 1. General (GB/T 20863.1-2007, ISO 4301-1. 1986, IDT) ISO 2408.2004 Minimum requirements for general purpose wire rope

3 Terms and Definitions

The following terms and definitions apply to this part of the GB/T 24811 of. 3.1 At least two layers of wire rope twisting the strands composed of its strands spirally wound in a tight rope-strand or fiber rope core. 3.2 When under load can be reduced torque or rotational degree of multi-strand wire rope. Note 1. The rotating wire rope barrier usually have two or more layers around a core helix strands twisted together, and the inner and outer strands twist in the opposite shares. Note 2. The three or four strands of rope can be designed to have a blocking rotation performance. 3.3 Surrounded by a layer of shares helical twisting a cord made of multi-strand wire rope. GB/T 24811.1-2009/ISO 4308-1.2003 ......

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Tips & Frequently Asked Questions:

Question 1: How long will the true-PDF of GB/T 24811.1-2009_English be delivered?

Answer: Upon your order, we will start to translate GB/T 24811.1-2009_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 24811.1-2009_English with my colleagues?

Answer: Yes. The purchased PDF of GB/T 24811.1-2009_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 Sales@ChineseStandard.net. 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.