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. ICS 77.150.10 ISBN 0-626-16697-7 SANS 50755-7:2005Edition 1EN 755-7:1998Edition 1SOUTH AFRICAN NATIONAL STANDARD Aluminium and aluminium alloys Extruded
4、rod/bar, tube and profiles Part 7: Seamless tubes, tolerances on dimensions and form This national standard is the identical implementation of EN 755-7:1998 and is adopted with the permission of CEN, rue de Stassart 36, B-1050 Brussels. Published by Standards South Africa 1 dr lategan road groenkloo
5、f private bag x191 pretoria 0001 tel: 012 428 7911 fax: 012 344 1568 international code + 27 12 www.stansa.co.za Standards South Africa SANS 50755-7:2005 Edition 1 EN 755-7:1998 Edition 1 Table of changes Change No. Date Scope Abstract Specifies the tolerances on dimensions and form for aluminium an
6、d aluminium alloy extruded seamless tubes with an outside diameter (OD) from 8 mm to 450 mm (round tube) or with a cross- section contained within a circumscribing circle (CD) from 10 mm to 350 mm (other than round tube) supplied in straight lengths. Keywords aluminium, aluminium alloys, aluminium t
7、ubes, extruded products, tolerances (dimension), tolerances (form). National foreword This South African standard was approved by National Committee STANSA TC 5120.52, Access equipment, in accordance with procedures of Standards South Africa, in compliance with annex 3 of the WTO/TBT agreement. Standards South AfricaThis s tandard may only be used and printed by approved subscription and freemailing clients of the SABS .