NS EN 922 : 1ED 1995
Superseded
A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.
PLASTICS PIPING AND DUCTING SYSTEMS - PIPES AND FITTINGS OF UNPLASTICIZED POLY(VINYL CHLORIDE) (PVC-U) - SPECIMEN PREPARATION FOR DETERMINATION OF THE VISCOSITY NUMBER AND CALCULATION OF THE K-VALUE
01-12-2011
12-01-2013
Committees responsible
National foreword
Method
Foreword
1 Scope
2 Normative references
3 Principle
4 Reagents for isolation of the PVC resin
5 Apparatus for isolation of the PVC resin
6 Procedure
7 Calculation of K-value
8 Precision
9 Test report
Annex
A (informative) K-values for PVC resin and their
relationship with viscosity number
Table
A.1 Viscosity numbers and corresponding K-values
ALSO NUMBERED AS BS 2782 PT11 MTD 1140A 1995 Specifies a method for determining the viscosity number and K-value of a poly vinyl chloride (PVC) resin derived from a pipe, fitting or compound. Coverage includes: reagents for isolation of the PVC resin; apparatus for isolation of the PVC resin; calculation of K-value.
| DocumentType |
Standard
|
| PublisherName |
Norwegian Standards (Norges Standardiseringsforbund)
|
| Status |
Superseded
|
| Standards | Relationship |
| UNE-EN 922:1995 | Identical |
| DIN EN 922:1995-01 | Identical |
| EN 922:1994 | Identical |
| I.S. EN 922:1995 | Identical |
| BS EN 922:1995 | Identical |
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