{"id":610709,"date":"2024-11-05T22:52:27","date_gmt":"2024-11-05T22:52:27","guid":{"rendered":"https:\/\/pdfstandards.shop\/product\/uncategorized\/iso-264222014\/"},"modified":"2024-11-05T22:52:27","modified_gmt":"2024-11-05T22:52:27","slug":"iso-264222014","status":"publish","type":"product","link":"https:\/\/pdfstandards.shop\/product\/publishers\/iso\/iso-264222014\/","title":{"rendered":"ISO 26422:2014"},"content":{"rendered":"<p>La pr\u00e9sente Norme internationale sp\u00e9cifie une m\u00e9thode permettant de d\u00e9terminer la stabilit\u00e9 au cisaillement des huiles lubrifiantes contenant des polym\u00e8res \u00e0 l&#039;aide d&#039;une machine quatre billes telle que sp\u00e9cifi\u00e9e dans l&#039;ISO 20623, mais en utilisant un roulement \u00e0 rouleaux coniques. Les r\u00e9sultats d&#039;essai permettent de pr\u00e9voir la perte de viscosit\u00e9 permanente en service.<\/p>\n<p>NOTE       Il existe d&#039;autres Normes Internationales pour l&#039;\u00e9valuation de la perte de viscosit\u00e9 des huiles contenant des polym\u00e8res. La m\u00e9thode sp\u00e9cifi\u00e9e dans la pr\u00e9sente Norme internationale soumet les fluides \u00e0 un taux de cisaillement sup\u00e9rieur, par exemple, \u00e0 celui de l&#039;essai ISO 20844 [3] de cisaillement au moyen d&#039;un injecteur diesel. Elle convient particuli\u00e8rement aux lubrifiants utilis\u00e9s dans les applications entra\u00eenant un cisaillement \u00e9lev\u00e9, comme les mat\u00e9riels avec engrenages et roulements. Pour de telles applications, le taux de cisaillement de la m\u00e9thode l&#039;ISO 20844 peut s&#039;av\u00e9rer trop faible pour g\u00e9n\u00e9rer une perte en viscosit\u00e9 permanente et r\u00e9aliste du fluide.<\/p>\n","protected":false},"excerpt":{"rendered":"<p><b>P\u00e9trole et produits connexes \u2014 D\u00e9termination de la stabilit\u00e9 au cisaillement des huiles lubrifiantes contenant des polym\u00e8res \u2014 Essai avec roulement \u00e0 rouleaux coniques<\/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>2014-12<\/td>\n<td>16<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n","protected":false},"featured_media":610722,"template":"","meta":{"rank_math_lock_modified_date":false,"ep_exclude_from_search":false},"product_cat":[1068,2634],"product_tag":[],"class_list":{"0":"post-610709","1":"product","2":"type-product","3":"status-publish","4":"has-post-thumbnail","6":"product_cat-75-100","7":"product_cat-iso","9":"first","10":"instock","11":"sold-individually","12":"shipping-taxable","13":"purchasable","14":"product-type-simple"},"_links":{"self":[{"href":"https:\/\/pdfstandards.shop\/wp-json\/wp\/v2\/product\/610709","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\/610722"}],"wp:attachment":[{"href":"https:\/\/pdfstandards.shop\/wp-json\/wp\/v2\/media?parent=610709"}],"wp:term":[{"taxonomy":"product_cat","embeddable":true,"href":"https:\/\/pdfstandards.shop\/wp-json\/wp\/v2\/product_cat?post=610709"},{"taxonomy":"product_tag","embeddable":true,"href":"https:\/\/pdfstandards.shop\/wp-json\/wp\/v2\/product_tag?post=610709"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}