{"id":595872,"date":"2024-11-05T21:44:40","date_gmt":"2024-11-05T21:44:40","guid":{"rendered":"https:\/\/pdfstandards.shop\/product\/uncategorized\/iso-158531999\/"},"modified":"2024-11-05T21:44:40","modified_gmt":"2024-11-05T21:44:40","slug":"iso-158531999","status":"publish","type":"product","link":"https:\/\/pdfstandards.shop\/product\/publishers\/iso\/iso-158531999\/","title":{"rendered":"ISO 15853:1999"},"content":{"rendered":"<p>This International Standard specifies a general procedure for the production, by injection-moulding, of tubular test<\/p>\n<p>pieces for the determination of the resistance to internal pressure. It also specifies the design of the mould to be<\/p>\n<p>used.<\/p>\n<p>By using the same material as for injection-moulded piping components, such as fittings, these test pieces make it<\/p>\n<p>possible to determine the time-related behaviour of the fitting material under hydrostatic pressure and under the<\/p>\n<p>very same conditions as specified for extruded pipes. It is possible to test the resistance to internal pressure of the<\/p>\n<p>injection-moulded tubular test pieces in accordance with ISO 1167, to extrapolate the results in accordance with a<\/p>\n<p>method such as that specified in ISO 9080 in order to determine the MRS, and to classify the material in<\/p>\n<p>accordance with ISO 12162.<\/p>\n<p>The tubular test pieces also make it possible to verify individual points on previously established stress\/time<\/p>\n<p>regression curves as a minimum material test requirement.<\/p>\n<p>The basis established by this International Standard allows test pieces to be prepared reproducibly.<\/p>\n<p>Nevertheless, the method given is a general one, and the injection-moulding parameters have to be specified for<\/p>\n<p>every material used.<\/p>\n<p>NOTE If the compound used for the injection-moulding of piping components can also be extruded, then its time-related<\/p>\n<p>behaviour may be investigated using either injection-moulded or extruded tubular test pieces.<\/p>\n","protected":false},"excerpt":{"rendered":"<p><b>Thermoplastics materials \u2014 Preparation of tubular test pieces for the determination of the hydrostatic strength of materials used for injection moulding<\/b><\/p>\n<table style=\"width: 100%\" border=\"0\" cellspacing=\"0\" cellpadding=\"0\">\n<tbody>\n<tr>\n<td>Published By<\/td>\n<td>Publication Date<\/td>\n<td>Number of Pages<\/td>\n<\/tr>\n<tr>\n<td><a href=\"https:\/\/pdfstandards.shop\/product-category\/publishers\/iso\/\"><b>ISO<\/b><\/a><\/td>\n<td>1999-12<\/td>\n<td>12<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n","protected":false},"featured_media":595885,"template":"","meta":{"rank_math_lock_modified_date":false,"ep_exclude_from_search":false},"product_cat":[343,1179,2634],"product_tag":[],"class_list":{"0":"post-595872","1":"product","2":"type-product","3":"status-publish","4":"has-post-thumbnail","6":"product_cat-23-040-01","7":"product_cat-83-080-20","8":"product_cat-iso","10":"first","11":"instock","12":"sold-individually","13":"shipping-taxable","14":"purchasable","15":"product-type-simple"},"_links":{"self":[{"href":"https:\/\/pdfstandards.shop\/wp-json\/wp\/v2\/product\/595872","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/pdfstandards.shop\/wp-json\/wp\/v2\/product"}],"about":[{"href":"https:\/\/pdfstandards.shop\/wp-json\/wp\/v2\/types\/product"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/pdfstandards.shop\/wp-json\/wp\/v2\/media\/595885"}],"wp:attachment":[{"href":"https:\/\/pdfstandards.shop\/wp-json\/wp\/v2\/media?parent=595872"}],"wp:term":[{"taxonomy":"product_cat","embeddable":true,"href":"https:\/\/pdfstandards.shop\/wp-json\/wp\/v2\/product_cat?post=595872"},{"taxonomy":"product_tag","embeddable":true,"href":"https:\/\/pdfstandards.shop\/wp-json\/wp\/v2\/product_tag?post=595872"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}