<p class="MsoNormal" style="line-height: normal; vertical-align: baseline; margin: 0cm 3.7pt 12.0pt 0cm;"><span lang="EN-US" style="mso-fareast-font-family: Arial; mso-ansi-language: EN-US;">This part of ISO 4433 specifies a method for carrying out a preliminary evaluation of the behaviour of thermoplastics pipes, fittings, sheets and valve components in relation to the chemicals transported.</span></p>
<p class="MsoNormal" style="line-height: 11.5pt; mso-line-height-rule: exactly; vertical-align: baseline; margin: 0cm 3.7pt 12.0pt 0cm;"><span lang="EN-US" style="mso-fareast-font-family: Arial; mso-ansi-language: EN-US;">This method provides information on the suitability of pipes, fittings, sheets and valve components for transporting chemicals in the absence of pressure or stresses such as earth loads, dynamic stresses and internal stresses.</span></p>
<p class="MsoNormal" style="line-height: 11.5pt; mso-line-height-rule: exactly; vertical-align: baseline; margin: 0cm 3.7pt 12.0pt 0cm;"><span lang="EN-US" style="font-size: 10.0pt; mso-fareast-font-family: Arial; mso-ansi-language: EN-US; mso-bidi-font-weight: bold;">NOTE<span style="mso-tab-count: 1;"> </span>An additional indication about test method to evaluate the compatibility of plastic materials against liquids, gases, their mixtures or multiphase fluids is reported in ISO 23936-1.</span></p>
<p class="MsoNormal" style="line-height: 11.5pt; mso-line-height-rule: exactly; vertical-align: baseline; margin: 0cm 3.7pt 12.0pt 0cm;"><span lang="EN-US" style="mso-fareast-font-family: Arial; mso-ansi-language: EN-US;">A full procedure for carrying out the test is also reported in ISO 175, which is devoted to plastics in general, and not specifically to thermoplastics pipes, fittings, sheets and valve components.</span></p>
<p class="MsoNormal" style="line-height: 11.5pt; mso-line-height-rule: exactly; vertical-align: baseline; margin: 0cm 3.7pt 12.0pt 0cm;"><span lang="EN-US" style="mso-fareast-font-family: Arial; mso-ansi-language: EN-US;">Fatigue resistance, permeability, resistance to rapid gas decompression are not taken into account in this document.</span></p>
Registration number (WIID)
86456
Scope
<p class="MsoNormal" style="line-height: normal; vertical-align: baseline; margin: 0cm 3.7pt 12.0pt 0cm;"><span lang="EN-US" style="mso-fareast-font-family: Arial; mso-ansi-language: EN-US;">This part of ISO 4433 specifies a method for carrying out a preliminary evaluation of the behaviour of thermoplastics pipes, fittings, sheets and valve components in relation to the chemicals transported.</span></p>
<p class="MsoNormal" style="line-height: 11.5pt; mso-line-height-rule: exactly; vertical-align: baseline; margin: 0cm 3.7pt 12.0pt 0cm;"><span lang="EN-US" style="mso-fareast-font-family: Arial; mso-ansi-language: EN-US;">This method provides information on the suitability of pipes, fittings, sheets and valve components for transporting chemicals in the absence of pressure or stresses such as earth loads, dynamic stresses and internal stresses.</span></p>
<p class="MsoNormal" style="line-height: 11.5pt; mso-line-height-rule: exactly; vertical-align: baseline; margin: 0cm 3.7pt 12.0pt 0cm;"><span lang="EN-US" style="font-size: 10.0pt; mso-fareast-font-family: Arial; mso-ansi-language: EN-US; mso-bidi-font-weight: bold;">NOTE<span style="mso-tab-count: 1;"> </span>An additional indication about test method to evaluate the compatibility of plastic materials against liquids, gases, their mixtures or multiphase fluids is reported in ISO 23936-1.</span></p>
<p class="MsoNormal" style="line-height: 11.5pt; mso-line-height-rule: exactly; vertical-align: baseline; margin: 0cm 3.7pt 12.0pt 0cm;"><span lang="EN-US" style="mso-fareast-font-family: Arial; mso-ansi-language: EN-US;">A full procedure for carrying out the test is also reported in ISO 175, which is devoted to plastics in general, and not specifically to thermoplastics pipes, fittings, sheets and valve components.</span></p>
<p class="MsoNormal" style="line-height: 11.5pt; mso-line-height-rule: exactly; vertical-align: baseline; margin: 0cm 3.7pt 12.0pt 0cm;"><span lang="EN-US" style="mso-fareast-font-family: Arial; mso-ansi-language: EN-US;">Fatigue resistance, permeability, resistance to rapid gas decompression are not taken into account in this document.</span></p>
