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GB/T 33525-2017 English PDF

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GB/T 33525-2017: Conveyor belts -- Characteristics of covers -- Classification
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GB/T 33525-2017English119 Add to Cart 3 days [Need to translate] Conveyor belts -- Characteristics of covers -- Classification Valid GB/T 33525-2017

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Basic data

Standard ID GB/T 33525-2017 (GB/T33525-2017)
Description (Translated English) Conveyor belts -- Characteristics of covers -- Classification
Sector / Industry National Standard (Recommended)
Classification of Chinese Standard G42
Classification of International Standard 53.040.20
Word Count Estimation 6,633
Date of Issue 2017-02-28
Date of Implementation 2017-09-01
Quoted Standard GB/T 528; GB/T 3512; GB/T 9867; HG/T 4601.1
Adopted Standard ISO 10247-1990, MOD
Regulation (derived from) National Standard Announcement No. 4 of 2017
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 type of coating performance for general purpose conveyor belts with fabric or metal cores for guiding the use of conveyor belts. This standard specifies the basic performance of the various types of coverings and determines the corresponding measurement method. This standard does not apply to light conveyor belts as specified in HG/T 4601.1.

GB/T 33525-2017: Conveyor belts -- Characteristics of covers -- Classification

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Conveyor belts - Characteristics of covers - Classification ICS 53.040.20 G42 National Standards of People's Republic of China Conveyor cover performance category (ISO 10247..1990, MOD) 2017-02-28 released 2017-09-01 implementation General Administration of Quality Supervision, Inspection and Quarantine of the People's Republic of China China National Standardization Management Committee released

Foreword

This standard is drafted in accordance with the rules given in GB/T 1.1-2009. This standard uses the re-drafting method to use ISO 10247..1990 "Conveyor coverability category", including its amendments ISO 10247..1990/Amd.1..2006, the terms of the amendment have been passed through the vertical two-line (‖) in the blank position on its outer side Line marked. This standard differs from ISO 10247..1990 in terms of technical differences, and the terms involved in these differences have been passed in their outer margins The vertical single line (|) is marked, technical differences and the reasons are as follows. --- in the scope of the equivalent of the use of international standards HG/T 4601.1 instead of ISO 21183-1; --- on the normative reference documents, this standard has done a technical differences in the adjustment to apply our technical conditions, adjust the situation The situation is reflected in Chapter 2, "Normative references", as follows. Replace GB 37 (see 5.1 and Table 1) with GB/T 528 equivalent to international standards; Replace GB/T 3512 with international standard ISO 188. 1982 (see Table 1); GB/T 9867 instead of the international standard ISO 4649. 1985 (see 5.2 and Table 1) with equivalent international standards; Added normative reference file HG/T 4601.1. This standard has made the following editorial changes. - The appendix number "Appendix A (informative appendix)" in ISO 10247..1990 was deleted. This standard is proposed by the China Petroleum and Chemical Industry Association. This standard is nationalized by the National Technical Committee on Conveyor Belt with Standardized Technical Committee (SAC/TC428/SC1). The drafting of this standard. Zhejiang Shuangjian Rubber Co., Ltd., Qingdao Shinkansen Technology Consulting Co., Ltd., Shandong Kangdi Tektronix project Rubber Co., Ltd., Zhongnan Rubber Group Co., Ltd. The main drafters of this standard. Shen Huimin, Lv Guiqin, Li Hongcheng, Wang Chuangui, Ye Yangzheng. Conveyor cover performance category

1 Scope

This standard specifies the type of coating performance for general purpose conveyor belts with fabric or metal core, used to guide the conveyor belt use. This standard specifies the basic performance of the various layers of the combination and determine the corresponding measurement method. This standard does not apply to light conveyor belts as specified in HG/T 4601.1. Note. This standard does not mean that there is a regular relationship between the test results and the performance of the conveyor belt.

2 normative reference documents

The following documents are indispensable for the application of this document. For dated references, only the dated edition applies to this article Pieces. For undated references, the latest edition (including all modifications) applies to this document. GB/T 528 vulcanized rubber or thermoplastic rubber tensile stress and strain properties of the determination (GB/T 528-2009, ISO 37..2005, IDT) GB/T 3512 vulcanized rubber or thermoplastic rubber hot air accelerated aging and heat resistance test (GB/T 3512-2014, ISO 188. 2011, IDT) GB/T 9867 Determination of abrasion resistance of vulcanized rubber or thermoplastic rubber (Rotary roller type grinding method) (GB/T 9867-2008, ISO 4649..2002, IDT) HG/T 4601.1 Light conveyor belts Part 1. Basic performance and applications (HG/T 4601.1-2014, ISO 21183-1. 2005, IDT)

3 terms and definitions

The following terms and definitions apply to this document. 3.1 H category (strong cutting and tearing) categoryH (severecutandgougeservice) Conveyor belts with such coverings can be used to deliver sharp abrasive materials with strong damage to the conveyor belt, such as metal ores (Unprocessed), limestone (unprocessed), granite (unprocessed), quartz, blast furnace slag, crushed metal ore, sandstone (unprocessed), gravel, stone Plate, coke (cooling), broken glass and pebbles. 3.2 Class D (severe wear) categoryD (severeabrasionservice) Conveyors with such overlays can be used to deliver high abrasive materials. The meaning of this highly abrasive material is experienced in various situations determine. 3.3 L class (moderate wear) categoryL (moderateservice) Conveyors with such overlays can be used to deliver the following categories of materials. Moderate abrasive materials such as rubber, sand (with edges), Superphosphate (bulk or powder), bone products, coal (surface layer), ash, lime and cement (not ground); mildly worn or no wear dry Materials such as sand (smooth), cement (ground), clay, slaked lime, activated carbon, cereals, vegetables, fruit, flour, dry powder Should, wood chips and pulp (dry).

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