{"id":1103,"date":"2026-04-03T03:57:39","date_gmt":"2026-04-03T03:57:39","guid":{"rendered":"https:\/\/www.geo-tester.com\/?post_type=standard&#038;p=1103"},"modified":"2026-04-08T06:00:31","modified_gmt":"2026-04-08T06:00:31","slug":"astm-d5994","status":"publish","type":"standard","link":"https:\/\/www.geo-tester.com\/et\/standard\/astm-d5994\/","title":{"rendered":"ASTM D5994"},"content":{"rendered":"<p class=\"wp-block-paragraph\">Tekstureeritud geomembraanidel on oluline roll pr\u00fcgilate vooderdistes, kaevanduste isoleerimiss\u00fcsteemides, tiikides, kanalites, veehoidlates ja keskkonnakaitseprojektides. Kuna need materjalid sisaldavad sageli k\u00f5rgendikke, esemeid v\u00f5i pinnasek\u00f5rgendikke, ei pruugi paksuse m\u00f5\u00f5tmine tavalise lameda jala paksuse meetodiga anda usaldusv\u00e4\u00e4rseid andmeid. ASTM D5994 kehtestab spetsiaalse meetodi tekstureeritud geomembraanide s\u00fcdamiku paksuse m\u00e4\u00e4ramiseks.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">ASTM D5994 keskendub pigem minimaalsele paksusele \u201corgude vahel\u201d kui tekstureeritud pinna \u00fcldisele k\u00f5rgusele. See v\u00e4\u00e4rtus aitab tootjatel, laboratooriumidel ja kvaliteedikontrolli t\u00f6\u00f6tajatel hinnata toote j\u00e4rjepidevust ja prognoosida geomembraanide toimivust n\u00f5udlikes v\u00e4litingimustes.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">ASTM D5994 ja tekstureeritud geomembraanide s\u00fcdamiku paksuse katse<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">ASTM D5994 h\u00f5lmab tekstureeritud geomembraanide s\u00fcdamiku paksuse m\u00e4\u00e4ramist, kasutades selleks spetsiaalselt projekteeritud m\u00f5\u00f5tmispunktidega t\u00fchim\u00f5\u00f5turit. Meetodiga rakendatakse kindlaksm\u00e4\u00e4ratud j\u00f5udu 0,56 \u00b1 0,05 N, et tagada j\u00e4rjepidevad ja korratavad tulemused.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Erinevalt lamedate geomembraanide paksuse m\u00f5\u00f5tmise meetoditest n\u00f5uab ASTM D5994, et m\u00f5\u00f5teriistad paikneksid pinnaprojektsioonide vahelistes orudes. Selle meetodiga m\u00f5\u00f5detakse geomembraanilehe tegelikku aluspaksust, mitte tekstuuri k\u00f5rgust.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Standardit kohaldatakse \u00fche- ja kahepoolsete tekstureeritud geomembraanide suhtes, mida tavaliselt kasutatakse:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Pr\u00fcgila vooderduss\u00fcsteemid<\/li>\n\n\n\n<li>Kaevandamise kuhjakaevandamise padjad<\/li>\n\n\n\n<li>Reovee laguunid<\/li>\n\n\n\n<li>Mahuti vooderdised<\/li>\n\n\n\n<li>Sekundaarsed isoleerimiss\u00fcsteemid<\/li>\n\n\n\n<li>Keskkonnat\u00f5kke rakendused<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Tuuma paksus on \u00fcks olulisemaid tekstureeritud geomembraanide n\u00e4itajaid, sest see m\u00f5jutab otseselt t\u00f5mbetugevust, l\u00e4bistamiskindlust, difusioonik\u00e4itumist ja pikaajalist vastupidavust.<\/strong><\/p>\n\n\n\n<h2 class=\"wp-block-heading\">Geomembraanide paksuse m\u00f5\u00f5tmise menetlus<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">ASTM D5994 m\u00e4\u00e4ratleb \u00fcksikasjaliku geomembraanide paksuse m\u00f5\u00f5tmise protseduuri, et v\u00e4hendada laboratooriumidevahelisi erinevusi.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">Proovi ettevalmistamine<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">Katse jaoks on vaja representatiivseid n\u00e4idiseid, mis on v\u00f5etud kogu geomembraanirulli laiuselt. Proovide v\u00f5tmine peaks h\u00f5lmama m\u00f5lema rulli serva l\u00e4hedal asuvaid kohti, sest paksus v\u00f5ib varieeruda kogu lehe ulatuses.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Enamik laboreid kasutab ringikujulisi proovi, mille l\u00e4bim\u00f5\u00f5t on umbes 75 mm. Proovit\u00fckk peaks ulatuma v\u00e4hemalt 10 mm kaugemale m\u00f5\u00f5tmispunktidest igas suunas.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Enne katsetamist peaksid proovid j\u00e4\u00e4ma kontrollitud atmosf\u00e4\u00e4ri:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>21 \u00b1 2 \u00b0C<\/li>\n\n\n\n<li>60 \u00b1 10 % suhteline \u00f5huniiskus<\/li>\n<\/ul>\n\n\n\n<h3 class=\"wp-block-heading\">M\u00f5\u00f5tmisprotsess<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">Operaator nullib k\u00f5igepealt geomembraanide paksusem\u00f5\u00f5turi, kui n\u00e4idist ei ole.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Seej\u00e4rel asetatakse n\u00e4idis vastanduvate m\u00f5\u00f5tepunktide vahele. \u00dclemine m\u00f5\u00f5tepunkt peaks puutuma pigem tekstuurse pinna madalate kohtade v\u00f5i orgude kui esemete tippude k\u00fclge.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Iga proovi kohta tuleb teha kolm m\u00f5\u00f5tmist. ASTM D5994 n\u00f5uab, et operaator registreeriks v\u00e4ikseima v\u00e4\u00e4rtuse kui n\u00e4idise paksuse.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">P\u00e4rast 5 sekundit kestnud t\u00e4ieliku koormuse rakendamist registreerib operaator l\u00f5pliku paksuse v\u00e4\u00e4rtuse 0,025 mm v\u00f5i 0,001 tolli t\u00e4psusega.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>See meetod v\u00e4hendab paksuse \u00fclehindamise ohtu, mis tuleneb k\u00f5rgendatud tekstuuriprofiilist.<\/strong><\/p>\n\n\n\n<h2 class=\"wp-block-heading\">N\u00f5uded geomembraanide paksuse m\u00f5\u00f5tmiseks<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">\u00d5ige geomembraanide paksuse m\u00f5\u00f5tmine on kriitilise t\u00e4htsusega ASTM D5994 n\u00f5uetele vastavuse tagamiseks.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Standardis on s\u00e4testatud, et seade peaks:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Kasutage t\u00fchimassi laadimismehhanismi<\/li>\n\n\n\n<li>M\u00f5\u00f5tke paksust v\u00e4hemalt \u00b10,01 mm t\u00e4psusega.<\/li>\n\n\n\n<li>rakendada j\u00f5udu 0,56 \u00b1 0,05 N<\/li>\n\n\n\n<li>Kaasa arvatud joondatud \u00fclemised ja alumised m\u00f5\u00f5tepunktid.<\/li>\n\n\n\n<li>S\u00e4ilitada m\u00f5\u00f5tmise ajal sujuv vertikaalne liikumine<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">M\u00f5\u00f5tmispunktid ise peaksid sisaldama:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Karastatud terasest konstruktsioon<\/li>\n\n\n\n<li>60 \u00b1 2\u00b0 kooniline geomeetria<\/li>\n\n\n\n<li>\u00fcmardatud otsa raadius 0,8 \u00b1 0,1 mm<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">Kuna korduv kasutamine v\u00f5ib tippe tuhmida v\u00f5i p\u00f5hjustada valesuunalisust, on oluline rutiinne kalibreerimine sertifitseeritud paksusplokkidega.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Vale m\u00f5\u00f5tepunkti geomeetria v\u00f5ib p\u00f5hjustada ebat\u00e4pseid tulemusi ja halba korratavust.<\/strong><\/p>\n\n\n\n<h2 class=\"wp-block-heading\">ASTM D5994 jaoks soovitatavad katseseadmed<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">Cell Instruments v\u00f5ib pakkuda kohandatud geomembraanide paksuse m\u00f5\u00f5tmise s\u00fcsteeme ASTM D5994 katsetamiseks. Spetsiaalne t\u00e4ppism\u00f5\u00f5tmispunktidega surnud kaalu paksuse katseseade aitab laboritel saavutada stabiilseid ja korratavaid m\u00f5\u00f5tmisi.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">FTT-01 pakub geomembraanide paksuse m\u00f5\u00f5tmisel mitmeid eeliseid:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>PLC + HMI puuteekraan intuitiivseks kasutamiseks<\/li>\n\n\n\n<li>Programmeeritavad testimisv\u00f5imalused paindlike kvaliteedikontrolliprotseduuride jaoks<\/li>\n\n\n\n<li>Automaatne pressimisjalgade t\u00f5stmine proovi kahjustuste v\u00e4hendamiseks ja korratavuse parandamiseks<\/li>\n\n\n\n<li>Reaalajas statistika kuvamine, sealhulgas maksimaalsed, minimaalsed, keskmised ja standardh\u00e4lve v\u00e4\u00e4rtused.<\/li>\n\n\n\n<li>Valikuline mikroprinter ja RS-232 side j\u00e4lgitavaks andmeedastuseks<\/li>\n\n\n\n<li>Valikuline manuaalne v\u00f5i automaatne s\u00f6\u00f6tmiss\u00fcsteem suurte mahtude testimiseks<\/li>\n\n\n\n<li>K\u00f5rge lahutusv\u00f5ime 0,1 \u03bcm, et tuvastada peeneid paksuse erinevusi.<\/li>\n\n\n\n<li>Kohandatav testivahemik lisaks standardkonfiguratsioonile 0-2 mm<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>ASTM D5994 t\u00e4psete tulemuste saamiseks on oluline stabiilse koormuse ja korratava positsioneerimisega k\u00f5rge eraldusv\u00f5imega paksusekatsekeha.<\/strong><\/p>\n\n\n\n<h2 class=\"wp-block-heading\">KKK<\/h2>\n\n\n\n<div data-wp-context=\"{ &quot;autoclose&quot;: false, &quot;accordionItems&quot;: [] }\" data-wp-interactive=\"core\/accordion\" role=\"group\" class=\"wp-block-accordion is-layout-flow wp-block-accordion-is-layout-flow\">\n<div data-wp-class--is-open=\"state.isOpen\" data-wp-context=\"{ &quot;id&quot;: &quot;accordion-item-1&quot;, &quot;openByDefault&quot;: false }\" data-wp-init=\"callbacks.initAccordionItems\" data-wp-on-window--hashchange=\"callbacks.hashChange\" class=\"wp-block-accordion-item is-layout-flow wp-block-accordion-item-is-layout-flow\">\n<h3 class=\"wp-block-accordion-heading\"><button aria-expanded=\"false\" aria-controls=\"accordion-item-1-panel\" data-wp-bind--aria-expanded=\"state.isOpen\" data-wp-on--click=\"actions.toggle\" data-wp-on--keydown=\"actions.handleKeyDown\" id=\"accordion-item-1\" type=\"button\" class=\"wp-block-accordion-heading__toggle\"><span class=\"wp-block-accordion-heading__toggle-title\">Mida m\u00f5\u00f5dab ASTM D5994?<\/span><span class=\"wp-block-accordion-heading__toggle-icon\" aria-hidden=\"true\">+<\/span><\/button><\/h3>\n\n\n\n<div inert aria-labelledby=\"accordion-item-1\" data-wp-bind--inert=\"!state.isOpen\" id=\"accordion-item-1-panel\" role=\"region\" class=\"wp-block-accordion-panel is-layout-flow wp-block-accordion-panel-is-layout-flow\">\n<p class=\"wp-block-paragraph\">ASTM D5994 m\u00f5\u00f5dab tekstureeritud geomembraanide s\u00fcdamiku paksust, m\u00e4\u00e4rates minimaalse paksuse tekstureeritud pinna orgude vahel.<\/p>\n<\/div>\n<\/div>\n\n\n\n<div data-wp-class--is-open=\"state.isOpen\" data-wp-context=\"{ &quot;id&quot;: &quot;accordion-item-2&quot;, &quot;openByDefault&quot;: false }\" data-wp-init=\"callbacks.initAccordionItems\" data-wp-on-window--hashchange=\"callbacks.hashChange\" class=\"wp-block-accordion-item is-layout-flow wp-block-accordion-item-is-layout-flow\">\n<h3 class=\"wp-block-accordion-heading\"><button aria-expanded=\"false\" aria-controls=\"accordion-item-2-panel\" data-wp-bind--aria-expanded=\"state.isOpen\" data-wp-on--click=\"actions.toggle\" data-wp-on--keydown=\"actions.handleKeyDown\" id=\"accordion-item-2\" type=\"button\" class=\"wp-block-accordion-heading__toggle\"><span class=\"wp-block-accordion-heading__toggle-title\">Miks erineb ASTM D5994 standardsetest paksusmeetoditest?<\/span><span class=\"wp-block-accordion-heading__toggle-icon\" aria-hidden=\"true\">+<\/span><\/button><\/h3>\n\n\n\n<div inert aria-labelledby=\"accordion-item-2\" data-wp-bind--inert=\"!state.isOpen\" id=\"accordion-item-2-panel\" role=\"region\" class=\"wp-block-accordion-panel is-layout-flow wp-block-accordion-panel-is-layout-flow\">\n<p class=\"wp-block-paragraph\">Tavalised lameda jala paksuse meetodid v\u00f5ivad m\u00f5\u00f5ta pinna asperiteedi k\u00f5rgust. ASTM D5994 m\u00f5\u00f5dab konkreetselt tekstuuriprofiili all oleva s\u00fcdamiku paksust.<\/p>\n<\/div>\n<\/div>\n\n\n\n<div data-wp-class--is-open=\"state.isOpen\" data-wp-context=\"{ &quot;id&quot;: &quot;accordion-item-3&quot;, &quot;openByDefault&quot;: false }\" data-wp-init=\"callbacks.initAccordionItems\" data-wp-on-window--hashchange=\"callbacks.hashChange\" class=\"wp-block-accordion-item is-layout-flow wp-block-accordion-item-is-layout-flow\">\n<h3 class=\"wp-block-accordion-heading\"><button aria-expanded=\"false\" aria-controls=\"accordion-item-3-panel\" data-wp-bind--aria-expanded=\"state.isOpen\" data-wp-on--click=\"actions.toggle\" data-wp-on--keydown=\"actions.handleKeyDown\" id=\"accordion-item-3\" type=\"button\" class=\"wp-block-accordion-heading__toggle\"><span class=\"wp-block-accordion-heading__toggle-title\">Miks n\u00f5utakse ASTM D5994 j\u00e4rgi kolme m\u00f5\u00f5tmist proovi kohta?<\/span><span class=\"wp-block-accordion-heading__toggle-icon\" aria-hidden=\"true\">+<\/span><\/button><\/h3>\n\n\n\n<div inert aria-labelledby=\"accordion-item-3\" data-wp-bind--inert=\"!state.isOpen\" id=\"accordion-item-3-panel\" role=\"region\" class=\"wp-block-accordion-panel is-layout-flow wp-block-accordion-panel-is-layout-flow\">\n<p class=\"wp-block-paragraph\">Tekstuurne pind v\u00f5ib n\u00e4idise l\u00f5ikes erineda. Kolme m\u00f5\u00f5tmise tegemine parandab korratavust ja aitab kindlaks teha tegelikku minimaalset paksust.<\/p>\n<\/div>\n<\/div>\n\n\n\n<div data-wp-class--is-open=\"state.isOpen\" data-wp-context=\"{ &quot;id&quot;: &quot;accordion-item-4&quot;, &quot;openByDefault&quot;: false }\" data-wp-init=\"callbacks.initAccordionItems\" data-wp-on-window--hashchange=\"callbacks.hashChange\" class=\"wp-block-accordion-item is-layout-flow wp-block-accordion-item-is-layout-flow\">\n<h3 class=\"wp-block-accordion-heading\"><button aria-expanded=\"false\" aria-controls=\"accordion-item-4-panel\" data-wp-bind--aria-expanded=\"state.isOpen\" data-wp-on--click=\"actions.toggle\" data-wp-on--keydown=\"actions.handleKeyDown\" id=\"accordion-item-4\" type=\"button\" class=\"wp-block-accordion-heading__toggle\"><span class=\"wp-block-accordion-heading__toggle-title\">Milline on ASTM D5994 katsetamiseks n\u00f5utav j\u00f5ud?<\/span><span class=\"wp-block-accordion-heading__toggle-icon\" aria-hidden=\"true\">+<\/span><\/button><\/h3>\n\n\n\n<div inert aria-labelledby=\"accordion-item-4\" data-wp-bind--inert=\"!state.isOpen\" id=\"accordion-item-4-panel\" role=\"region\" class=\"wp-block-accordion-panel is-layout-flow wp-block-accordion-panel-is-layout-flow\">\n<p class=\"wp-block-paragraph\">ASTM D5994 n\u00e4eb ette j\u00f5u 0,56 \u00b1 0,05 N, mida rakendatakse l\u00e4bi t\u00fchimassi paksusem\u00f5\u00f5turi.<\/p>\n<\/div>\n<\/div>\n\n\n\n<div data-wp-class--is-open=\"state.isOpen\" data-wp-context=\"{ &quot;id&quot;: &quot;accordion-item-5&quot;, &quot;openByDefault&quot;: false }\" data-wp-init=\"callbacks.initAccordionItems\" data-wp-on-window--hashchange=\"callbacks.hashChange\" class=\"wp-block-accordion-item is-layout-flow wp-block-accordion-item-is-layout-flow\">\n<h3 class=\"wp-block-accordion-heading\"><button aria-expanded=\"false\" aria-controls=\"accordion-item-5-panel\" data-wp-bind--aria-expanded=\"state.isOpen\" data-wp-on--click=\"actions.toggle\" data-wp-on--keydown=\"actions.handleKeyDown\" id=\"accordion-item-5\" type=\"button\" class=\"wp-block-accordion-heading__toggle\"><span class=\"wp-block-accordion-heading__toggle-title\">Miks registreeritakse madalaim n\u00e4it?<\/span><span class=\"wp-block-accordion-heading__toggle-icon\" aria-hidden=\"true\">+<\/span><\/button><\/h3>\n\n\n\n<div inert aria-labelledby=\"accordion-item-5\" data-wp-bind--inert=\"!state.isOpen\" id=\"accordion-item-5-panel\" role=\"region\" class=\"wp-block-accordion-panel is-layout-flow wp-block-accordion-panel-is-layout-flow\">\n<p class=\"wp-block-paragraph\">Madalaim n\u00e4it kajastab kohalikku minimaalset paksust tekstuuriga orgudes, mis kujutab endast geomembraani tegelikku s\u00fcdamiku paksust.<\/p>\n<\/div>\n<\/div>\n\n\n\n<div data-wp-class--is-open=\"state.isOpen\" data-wp-context=\"{ &quot;id&quot;: &quot;accordion-item-6&quot;, &quot;openByDefault&quot;: false }\" data-wp-init=\"callbacks.initAccordionItems\" data-wp-on-window--hashchange=\"callbacks.hashChange\" class=\"wp-block-accordion-item is-layout-flow wp-block-accordion-item-is-layout-flow\">\n<h3 class=\"wp-block-accordion-heading\"><button aria-expanded=\"false\" aria-controls=\"accordion-item-6-panel\" data-wp-bind--aria-expanded=\"state.isOpen\" data-wp-on--click=\"actions.toggle\" data-wp-on--keydown=\"actions.handleKeyDown\" id=\"accordion-item-6\" type=\"button\" class=\"wp-block-accordion-heading__toggle\"><span class=\"wp-block-accordion-heading__toggle-title\">Millised t\u00f6\u00f6stusharud kasutavad tavaliselt ASTM D5994?<\/span><span class=\"wp-block-accordion-heading__toggle-icon\" aria-hidden=\"true\">+<\/span><\/button><\/h3>\n\n\n\n<div inert aria-labelledby=\"accordion-item-6\" data-wp-bind--inert=\"!state.isOpen\" id=\"accordion-item-6-panel\" role=\"region\" class=\"wp-block-accordion-panel is-layout-flow wp-block-accordion-panel-is-layout-flow\">\n<p class=\"wp-block-paragraph\">Sellised t\u00f6\u00f6stusharud nagu keskkonnatehnika, pr\u00fcgilate ehitus, kaevandamine, veemajandus ja geos\u00fcnteetide tootmine kasutavad sageli <a href=\"https:\/\/store.astm.org\/d5994_d5994m-10r21.html\" target=\"_blank\" rel=\"noreferrer noopener nofollow\">ASTM D5994<\/a>.<\/p>\n<\/div>\n<\/div>\n<\/div>\n\n\n\n<p class=\"wp-block-paragraph\"><\/p>","protected":false},"excerpt":{"rendered":"<p>ASTM D5994 s\u00e4testab standardiseeritud meetodi tekstureeritud geomembraanide s\u00fcdamiku paksuse m\u00f5\u00f5tmiseks, kasutades kindlaksm\u00e4\u00e4ratud tipugeomeetria ja koormusj\u00f5uga t\u00fchim\u00f5\u00f5turit. Meetodis keskendutakse pigem orgude paksusele kui pinnatekstuuri k\u00f5rgusele.<\/p>","protected":false},"featured_media":0,"parent":0,"template":"","meta":{"_acf_changed":true},"standard-category":[56],"class_list":["post-1103","standard","type-standard","status-publish","hentry","standard-category-astm"],"acf":[],"_links":{"self":[{"href":"https:\/\/www.geo-tester.com\/et\/wp-json\/wp\/v2\/standard\/1103","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.geo-tester.com\/et\/wp-json\/wp\/v2\/standard"}],"about":[{"href":"https:\/\/www.geo-tester.com\/et\/wp-json\/wp\/v2\/types\/standard"}],"wp:attachment":[{"href":"https:\/\/www.geo-tester.com\/et\/wp-json\/wp\/v2\/media?parent=1103"}],"wp:term":[{"taxonomy":"standard-category","embeddable":true,"href":"https:\/\/www.geo-tester.com\/et\/wp-json\/wp\/v2\/standard-category?post=1103"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}