ISO 12162:2009 establishes the classification of thermoplastics materials in pipe form and specifies the material designation. It also specifies a method for calculating the design stress. It is applicable to materials intended for pipes and fittings for pressure applications.
Tämän julkaisun valmistelusta Suomessa vastaa Muoviteollisuus ry, puh. 09 172 841 (vaihde).
Sisällysluettelo
Foreword
Introduction
1 Scope
2 Normative references
3 Terms and definitions
3.6 Design stress
4 MRS classification of materials in pipe form
5 CRSθ, t value for specific design purposes
6 Design coefficient
7 Calculation of design stress based on MRS classification
ISO 1043-1:2001 Plastics -- Symbols and abbreviated terms -- Part 1: Basic polymers and their special characteristics
ISO 9080:2003 Plastics piping and ducting systems -- Determination of the long-term hydrostatic strength of thermoplastics materials in pipe form by extrapolation
ISO 1043-1:2001 Plastics -- Symbols and abbreviated terms -- Part 1: Basic polymers and their special characteristics
ISO 9080:2003 Plastics piping and ducting systems -- Determination of the long-term hydrostatic strength of thermoplastics materials in pipe form by extrapolation