1、 Collection of SANS standards in electronic format (PDF) 1. Copyright This standard is available to staff members of companies that have subscribed to the complete collection of SANS standards in accordance with a formal copyright agreement. This document may reside on a CENTRAL FILE SERVER or INTRA
2、NET SYSTEM only. Unless specific permission has been granted, this document MAY NOT be sent or given to staff members from other companies or organizations. Doing so would constitute a VIOLATION of SABS copyright rules. 2. Indemnity The South African Bureau of Standards accepts no liability for any
3、damage whatsoever than may result from the use of this material or the information contain therein, irrespective of the cause and quantum thereof. ISBN 978-0-626-21036-6 SANS 1640:2008Edition 1.2 Any reference to SABS 1640 is deemed to be a reference to this standard (Government Notice No. 1373 of 8
4、 November 2002) SOUTH AFRICAN NATIONAL STANDARD Reconditioned manually operated chain hoists Amdt 2 Published by Standards South Africa 1 dr lategan road groenkloof private bag x191 pretoria 0001 tel: 012 428 7911 fax: 012 344 1568 international code +27 12 www.stansa.co.za Standards South Africa SA
5、NS 1640:2008 Edition 1.2 Table of changes Change No. Date Scope Amdt 1 2002 Amended to delete the reference to SABS ISO 9002 and SABS ISO 9003 which have been incorporated into SABS ISO 9001 and to delete the reference to SABS ISO 9004-1 and SABS ISO 9004-2 which have been replaced by SABS ISO 9004.
6、 Amdt 2 2008 Amended to change the designation from SABS to SANS, to update a referenced standard, and to replace “chain block(s)” with “chain hoist(s)”. Foreword This South African standard was approved by National Committee StanSA TC 5120.22, Lifting equipment, in accordance with procedures of Sta
7、ndards South Africa, in compliance with annex 3 of the WTO/TBT agreement. This document was published in May 2008. This document supersedes SABS 1640:2002 (edition 1.1). A vertical line in the margin shows where the text has been technically modified by amendment No. 2. Annex A forms an integral par
8、t of this document. SANS 1640:2008 Edition 1.2 1 Contents Page Foreword 1 Scope. 3 2 Normative references 3 3 Definitions 3 4 Quality management requirements . 4 5 Before reconditioning. 5 6 Reconditioning . 7 7 Inspection and testing 8 8 Documentation and test certificates 8 9 Packing and marking .
9、 9 Annex A (normative) Notes to customers. 10 SANS 1640:2008 Edition 1.2 2 This page is intentionally left blank SANS 1640:2008 Edition 1.2 3 Reconditioned manually operated chain hoists Amdt 2 1 Scope This standard specifies requirements for reconditioned manually operated chain hoists. Recondition
10、ing procedures are also covered. Amdt 2 2 Normative references The following standards contain provisions which, through reference in this text, constitute provisions of this standard. All standards are subject to revision and, since any reference to a standard is deemed to be a reference to the lat
11、est edition of that standard, parties to agreements based on this standard are encouraged to take steps to ensure the use of the most recent editions of the standards indicated below. Information on currently valid national and international standards can be obtained from Standards South Africa. SAN
12、S 189, Short-link steel chain (medium-tolerance) for lifting purposes. SANS 251, Long-link and extra-long-link medium tolerance steel chains for general purposes. SANS 1592, Short-link steel chain (close-tolerance) for lifting appliances. SANS 1594, Manually operated chain blocks. SANS 1595, Forged
13、steel lifting hooks for use with steel chains of strength grade M(4), P(5), S(6), T(8) and V(10). SANS 9001/ISO 9001, Quality management systems Requirements. Amdt 1 SANS 9004/ISO 9004, Quality management systems Guidelines for performance improvements.Amdt 1 SANS 17025/ISO/IEC 17025, General requir
14、ements for the competence of testing and calibration laboratories. Amdt 2 3 Definitions For the purposes of this standard, the definitions given in SANS 1594 and the following definitions apply: 3.1 agreed agreed upon between the customer and the reconditioner SANS 1640:2008 Edition 1.2 4 3.2 custom
15、er the organization designated as the recipient of finished goods or services 3.3 documentation documents including, amongst others, contracts, delivery notes, drawings, inspection and test plans, inspection certificates, material certificates, orders, procedures, quality plans, release notes, repor
16、ts, specifications and work instructions 3.4 materiel anything, such as a substance, material, a part, a component, an assembly, equipment, an item or a document, that forms part of a deliverable item 3.5 original standard codes of practice, standards and specifications in accordance with which the
17、chain hoist was originally manufactured, including all drawings, materials lists, examinations and tests specified, or, if these codes of practice, standards or specifications are not available, an applicable standard or a standard agreed upon Amdt 2 3.6 quality assurance all those planned and syste
18、matic actions that are necessary to provide adequate confidence in the achievement of the required quality 3.7 reconditioner person, body of persons or company contracted to recondition chain hoists in accordance with this standard Amdt 2 3.8 reconditioning remanufacturing of chain hoists in accorda
19、nce with the customers requirements from stock, so that the chain hoist will comply operationally and functionally with the requirements of the original standard (see 3.5) Amdt 2 3.9 required required by the customer or by specific mark certification requirements 4 Quality management requirements 4.
20、1 General The quality management system of the reconditioner shall comply with the applicable provisions of SANS 17025, SANS 9001 and SANS 9004. Amdt 1; amdt 2 SANS 1640:2008 Edition 1.2 5 4.2 Records The reconditioner shall develop and maintain records for each customer. The records shall be clear
21、and legible and shall include explicit identification of the material, part, subassembly, assembly, etc., the nature of the work performed, by whom, on what date, the number and type of deficiencies found, the nature of the corrective action taken and the results of all examinations. Records shall b
22、e sufficient to demonstrate the achievement of contract requirements. Records shall be safely retained by the reconditioner for a period as agreed upon (see annex A), but for not less than five years. 4.3 Control of non-conforming materiel Any materiel deemed unsuitable for incorporation into recond
23、itioned chain hoists shall immediately be identified as such by an appropriate method and shall then be so segregated that it cannot be used inadvertently until disposition is determined. Such materiel shall be disposed of as agreed upon. (See also 5.5.1 and annex A.) Amdt 2 4.4 Control of inspectio
24、n, measuring and testing equipment The reconditioner shall provide and maintain sufficient calibrated (in accordance with an agreed national or international standard) inspection, measuring and testing equipment to demonstrate compliance with the relevant requirements of this standard, as agreed upo
25、n (see annex A). 5 Before reconditioning 5.1 General Chain hoists sent in for reconditioning should preferably be complete units (i.e. complete with all their original components, no matter in what state of deterioration). Amdt 2 5.2 Identification of chain hoists to be reconditioned Amdt 2 The foll
26、owing detail shall be supplied by the customer and recorded by the reconditioner: a) the original serial number of the chain hoist; Amdt 2 b) the name of the original manufacturer; c) the brand name and the type of product; and d) the working load limit (WLL). 5.3 Dismantling Chain hoists shall be c
27、ompletely dismantled and reduced to their component parts for initial evaluation before reconditioning is started. The components shall be uniquely identified to ensure that they can be returned to the original chain hoist. Amdt 2 5.4 Cleaning When dismantled, chain hoists shall be cleaned of all ru
28、st, scale and foreign matter by an acceptable method. Cleaning shall consist of methods non-injurious to the material being processed. Amdt 2 SANS 1640:2008 Edition 1.2 6 5.5 Inspection, gauging and tests 5.5.1 Inspection All components shall be carefully inspected for operation, damage, cracks and
29、wear and for their degree of usefulness in regard to the customers requirements or to the original standard. After the inspection, the usable components shall, if necessary, be processed in accordance with the requirements of this standard. Components unsuitable for re-use or restoration shall be re
30、placed. Rejected components shall be removed and disposed of as agreed upon (see 4.3 and annex A). 5.5.2 Non-destructive examination If so agreed upon (to detect any faults that are not visible to the naked eye), chain hoists shall be subjected to suitable non-destructive examination (NDE) such as d
31、ye-penetrant examination, magnetic particle examination or fluorescent magnetic particle examination, as agreed upon (see annex A). Records shall be kept. Amdt 2 5.5.3 Mechanical measurement and gauging 5.5.3.1 Frames The frames shall be checked by mechanical means for misalignment. 5.5.3.2 Gears Th
32、e gears shall be checked mechanically for backlash, in accordance with the requirements of the original standard. 5.5.3.3 Pinion shafts Pinion shafts shall be checked mechanically for straightness and for end float, in accordance with the requirements of the original standard. 5.5.3.4 Hooks The gaug
33、e lengths of hooks shall be measured and checked for compliance with SANS 1595. 5.5.3.5 Chain 5.5.3.5.1 Load chain The load chain shall be measured in accordance with SANS 1592 for signs of deformation. 5.5.3.5.2 Hand chain The hand chain shall be measured in accordance with SANS 189, SANS 251 or SA
34、NS 1592 for signs of deformation. The chain shall be visually inspected for burrs and sharp edges, and, if necessary, it shall be replaced. SANS 1640:2008 Edition 1.2 7 6 Reconditioning 6.1 General Reconditioning shall restore the manually operated chain hoist to its original functional condition in
35、 accordance with SANS 1594 or other original standard, as agreed upon (see annex A). Amdt 2 Repair shall be by replacement. Welding shall not be carried out on any part of a manually operated chain hoist. Any deformed parts shall be replaced they shall NOT be reshaped. Amdt 2 6.2 Quality of replacem
36、ent parts Rejected components shall be replaced by genuine spares obtained from the original supplier or manufacturer. 6.3 Replacement hooks Replacement hooks shall comply with the requirements of SANS 1595. 6.4 Replacement chains A manufacturers test certificate for replacement load chains and hand
37、 chains shall be supplied with the reconditioned chain hoist. Amdt 2 6.5 Mandatory replacement of components The following components shall be removed and disposed of, as agreed upon (see annex A): a) cracked or misaligned frames; b) gears that have sustained physical damage or gears with tooth wear
38、 that results in backlash that exceeds that designed for by the original manufacturer; c) bent pinion shafts and pinion shafts that have worn to the original manufacturers lower machining limit or that have end float that exceeds the original manufacturers tolerances; d) brake wearing parts (e.g. fr
39、iction pads), regardless of their condition; e) worn or damaged pawls; f) bearings, regardless of their condition; g) hooks that, because of wear or deformation, do not comply with SANS 1595; h) hand chains and load chains that, because of wear or deformation, do not comply with SANS 189, SANS 251 o
40、r SANS 1592; i) hand chain and load chain wheels that, because of wear or deformation (or both), will hinder the chains passing round the wheel; j) broken, deformed or cracked hand chains and load chains; k) all bolts, nuts, locknuts, washers, split pins and circlips, regardless of their condition;
41、and l) all oil seals, regardless of their condition. SANS 1640:2008 Edition 1.2 8 6.6 Assembly Chain hoists shall be reassembled using only those parts of which the chain hoist originally consisted and those new parts specifically ordered and manufactured for it in accordance with the original stand
42、ard. Amdt 2 6.7 Lubrication Chain hoists shall be supplied lubricated with a lubricant approved by the customer or by the original manufacturer. Amdt 2 6.8 Corrosion protection Chain hoists shall be protected against corrosion, as agreed upon (see annex A). Amdt 2 6.9 Replaced components Replaced co
43、mponents shall be disposed of as agreed upon (see annex A). 7 Inspection and testing Inspect and test the manually operated chain hoist for compliance with the requirements of the original standard. Amdt 2 8 Documentation and test certificates 8.1 General Chain hoists reconditioned in accordance wit
44、h this standard shall be accompanied by all the relevant documentation. Amdt 2 8.2 Proof load test certificate A proof load test certificate shall be supplied with each reconditioned chain hoist. The certificate shall be signed and dated by a competent person in the employ of the reconditioner and s
45、hall contain at least the following information: Amdt 2 a) the original manufacturers name; b) the original serial number of the chain hoist; Amdt 2 c) the working load limit; d) the applied operational proof load (1,25 WLL static); e) the date and place of the test; f) a statement of compliance wit
46、h this standard (“Reconditioned in accordance with SANS 1640“); and g) the name or trade name of the reconditioner. SANS 1640:2008 Edition 1.2 9 8.3 Replacement load chain test certificate A load chain test certificate for a replaced load chain shall be supplied with each reconditioned chain hoist.
47、The certificate shall be signed and dated by the chain manufacturer and shall contain at least the following information: Amdt 2 a) the manufacturers name; b) the applied test load; and c) the date and place of the test. 8.4 Component check list The reconditioner shall prepare and maintain component
48、 check lists that include all components for each type and capacity of reconditioned chain hoist. The list shall contain comprehensive details of all work conducted on the chain hoist and shall serve as the history record. Amdt 2 A completed copy of the list shall be returned with each reconditioned
49、 chain hoist. Amdt 2 9 Packing and marking 9.1 Packing The method of packing shall be such as to protect the chain hoist from damage and adverse climatic conditions during transportation and storage. Amdt 2 9.2 Marking After reconditioning, the following additional information shall be permanently and legibly marked on a suitable part of the chain hoist: Amdt 2 a) the reconditioners name, trade name or trade mark; and b) the date of reconditioning or the job number. SANS 1640:2008 Edition 1.2 10 Annex A (normative) Notes to customers A.1 The following requirements shall b
