ISO 13956:2010 PDF

Name: ISO 13956:2010 — Plastics pipes and fittings — Decohesion test of polyethylene (PE) saddle fusion joints — Evaluation of ductility of fusion joint interface by tear test
SKU: ISO 13956:2010
Price: 25 EUR
Availability: InStock

Plastics pipes and fittings — Decohesion test of polyethylene (PE) saddle fusion joints — Evaluation of ductility of fusion joint interface by tear test

Название (английский):

ISO 13956:2010

Plastics pipes and fittings — Decohesion test of polyethylene (PE) saddle fusion joints — Evaluation of ductility of fusion joint interface by tear test

Статус документа:: Отменён
Формат:: Электронный (PDF)
Количество страниц:: 10
Дата публикации:: 22 сентября 2010 г.
Издание:: ISO IS 13956 edition 1 version 1
ICS:: 23.040.60

Тип поставки:

Full version150 €Read online 24h10 €Read online 72h15 €

Язык документа:

ruen

Срок поставки:2 раб. дн. (перевод)

Цена:150 €

Описание (английский):

ISO 13956:2010 specifies a method for the evaluation of the ductility of the fusion joint interface of assemblies of polyethylene (PE) pipe and electrofusion or heated tool saddles, intended for the conveyance of fluids.

Abstract

Похожие стандарты

Упомянутые в описании и другие стандарты ISO

Overview

ISO 13956:2010 specifies a standardized tear (decohesion) test to evaluate the ductility of the fusion joint interface between polyethylene (PE) pipes and electrofusion or heated-tool saddles used for fluid conveyance. The method characterizes failure modes at the fusion plane and quantifies percentage decohesion of the joint interface by measuring brittle fracture length and area after a controlled tensile or compressive separation.

Keywords: ISO 13956:2010, polyethylene (PE) saddle fusion joints, decohesion test, tear test, fusion joint ductility, electrofusion.

Key topics and requirements

Scope: Test method for assemblies of PE pipe and electrofusion/heated-tool saddles.

Principle: Apply load to separate the saddle from the pipe and evaluate the fusion interface for ductile vs. brittle failure.

Test modes / equipment: Defined tensile modes (Type A1, A2), compression mode (Type B) and a Type C arrangement for larger fixtures. Loading pin diameter, clamping, and supporting frames are specified in the standard.

Test speeds & conditioning: Typical speed (100 ± 10) mm/min; an alternative lower speed (25 ± 5) mm/min can be used if separation cannot be achieved. Conditioning: at least 24 h after jointing and test temperature conditioning at (23 ± 2) °C for ≥ 6 h.

Sampling & preparation: Follow manufacturer instructions and ISO 11413 for electrofusion assembly preparation. Remove non-essential parts (e.g., branch outlet) and ensure minimum free pipe lengths around the saddle.

Measurements & calculations: Measure maximum brittle fracture length l and overall fusion length y to calculate percentage decohesion L = (l / y) × 100. Measure brittle area A and compare to nominal fusion area A_nom to calculate A% = (A / A_nom) × 100.

Acceptance guidance: Annex A recommends minimum values (each test piece): L ≥ 50% and A ≥ 25%.

Reporting: Test report must cite ISO 13956:2010 and include component IDs, saddle size, pipe dimensions, fusion conditions, test mode, speed, temperature, number of pieces (normally three), failure types, decohesion percentages, observations and laboratory ID.

Applications

ISO 13956:2010 is used for:

Quality control and batch testing of PE saddle fusion joints by manufacturers and production labs.

Type testing and product development to confirm fusion joint ductility.

Independent testing laboratories performing compliance and certification testing.

Construction contractors, utilities and engineers verifying joint performance and investigating joint failures in gas and water distribution systems.

Practical benefits include objective measurement of fusion interface integrity, repeatable pass/fail criteria, and documentation to support regulatory or procurement requirements.

Related standards

ISO 11413 - Preparation of test-piece assemblies between PE pipe and electrofusion fittings (normative reference).

ISO 21751 - Strip-bend test for electrofusion assemblies (related/coordinating test method).

For specification or procurement, reference ISO 13956:2010 to ensure consistent evaluation of PE saddle fusion joint ductility.

ISO 13956:2010 PDF

Abstract

Похожие стандарты

Overview

Key topics and requirements

Applications

Related standards

Технические детали

ISO 11413:1996

Plastics pipes and fittings — Preparation of test piece assemblies between a polyethylene (PE) pipe and an el…

ISO 2175:1972

Title missing - Legacy paper document

ISO 8689-1:2000

Water quality — Biological classification of rivers — Part 1: Guidance on the interpretation of biological qu…

ISO/ASTM51540-04(2012)

Standard Practice for Use of a Radiochromic Liquid Dosimetry System (Withdrawn 2020)

ISO/ASTM51204-04

Standard Practice for Dosimetry in Gamma Irradiation Facilities for Food Processing (Withdrawn 2013)

ISO/ASTM51431-05

Standard Practice for Dosimetry in Electron Beam and X-Ray (Bremsstrahlung) Irradiation Facilities for Food P…

ISO/ASTM52628-20e1

Standard Practice for Dosimetry in Radiation Processing

ISO/ASTM52921-13(2019)

Standard Terminology for Additive Manufacturing—Coordinate Systems and Test Methodologies