Customer Support: 131 242

  • There are no items in your cart
We noticed you’re not on the correct regional site. Switch to our AMERICAS site for the best experience.
Dismiss alert

BS ISO 128-21 : 1997 AMD 13521

Superseded
Superseded

A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.

View Superseded by
superseded

A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.

TECHNICAL DRAWINGS - GENERAL PRINCIPLES OF PRESENTATION - PART 21: PREPARATION OF LINES BY CAD SYSTEMS
Superseded date

24-04-2002

Published date

23-11-2012

Defines procedures for calculating important basic types of non-continuous lines and their line elements. (see ISO 128-20).

Committee
TDW/4
DevelopmentNote
Renumbered and superseded by BS EN ISO 128-21. Supersedes BS 308-1(1993), BS 308-2(1985) & BS 308-3(1990). (01/2006)
DocumentType
Standard
PublisherName
British Standards Institution
Status
Superseded
SupersededBy
Supersedes

Standards Relationship
ISO 128-21:1997 Identical

BS 8888:2000 Technical product documentation (TPD). Specification for defining, specifying and graphically representing products

ISO 5455:1979 Technical drawings Scales
ISO 128-20:1996 Technical drawings General principles of presentation Part 20: Basic conventions for lines

View more information
Sorry this product is not available in your region.

Access your standards online with a subscription

Features

  • Simple online access to standards, technical information and regulations.

  • Critical updates of standards and customisable alerts and notifications.

  • Multi-user online standards collection: secure, flexible and cost effective.

Need help?
Call us on 131 242, then click here to start a Screen Sharing session
so we can help right away! Learn more