{"id":3718,"date":"2018-06-13T13:35:04","date_gmt":"2018-06-13T05:35:04","guid":{"rendered":"http:\/\/www.bundytubes.com\/?p=3718"},"modified":"2026-04-17T22:23:12","modified_gmt":"2026-04-17T14:23:12","slug":"gm-material-specification-ems-99-steel-tubing-copper-brazed","status":"publish","type":"post","link":"https:\/\/www.bundytubes.com\/id\/gm-material-specification-ems-99-steel-tubing-copper-brazed\/","title":{"rendered":"Spesifikasi Bahan GM: EMS-99 Pipa Baja \u2013 Dibrazing Tembaga"},"content":{"rendered":"\n<p class=\"wp-block-paragraph\">1. Praktik Standar &amp;: Mematuhi semua persyaratan ASTM A254<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">2. Kekerasan: (Pada ID, 90 derajat dari sambungan) Rockwell 30T maksimum 55.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">3. Uji Tekuk Perataan &amp;: Suatu bagian tabung sepanjang minimal 2-1\/2&#8243; harus mampu bertahan saat diratakan di antara dua pelat paralel hingga dinding-dinding dalamnya saling bersentuhan. Bagian yang telah diratakan tersebut kemudian harus ditekuk sekali sebesar 90 derajat mengelilingi sebuah pin berdiameter tiga kali tebal dinding tabung, lalu diluruskan sekali tanpa retak atau menunjukkan cacat.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">4. Toleransi:<\/p>\n\n\n\n<figure class=\"wp-block-table is-style-stripes\"><table><tbody><tr><td rowspan=\"2\">&nbsp;<strong>OD<\/strong><\/td><td colspan=\"2\"><strong>Variasi yang Diizinkan<\/strong><\/td><\/tr><tr><td>Plus<\/td><td>Minus<\/td><\/tr><tr><td>3\/16&#8243;<\/td><td>.002&#8243;<\/td><td>.002&#8243;<\/td><\/tr><tr><td>1\/4&#8243; &amp; Lebih besar<\/td><td>.002&#8243;<\/td><td>.003&#8243;<\/td><\/tr><tr><td>Ketebalan Dinding<sup>1<\/sup><\/td><td>.002&#8243;<\/td><td>.003&#8243;<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\"><sup>1<\/sup>Untuk dinding berketebalan 0,020&#8243; hingga 0,049&#8243;.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">5. Uji Tekanan Hidrostatik: Harus mampu menahan tekanan hidrostatik internal tanpa kebocoran, dengan tekanan yang cukup untuk memberikan tegangan serat minimum sebesar 16000 psi. Tekanan hidrostatik dihitung menggunakan persamaan berikut:<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">P=2St\/D<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Di Mana<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">P = tekanan hidrostatik dalam psi<br>S = tegangan serat yang diizinkan, 16 000 psi<br>t =&nbsp; ketebalan dinding pipa dalam inci<br>D = diameter luar pipa dalam inci.<\/p>\n<script type=\"text\/javascript\" charset=\"utf-8\" src=\"http:\/\/w.sharethis.com\/widget\/?wp=7.1.2\"><\/script>","protected":false},"excerpt":{"rendered":"<p>1. Praktik Standar &amp;: Mematuhi semua persyaratan ASTM A254 2. Kekerasan: (Pada ID, 90 derajat dari sambungan) Rockwell 30T maksimum 55. 3. Uji Tekuk Perataan &amp;: Suatu bagian tabung sepanjang minimal 2-1\/2&#8243; harus mampu bertahan saat diratakan di antara dua pelat paralel hingga dinding-dinding dalamnya saling bersentuhan. Bagian yang telah diratakan tersebut kemudian harus ditekuk [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":3225,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"site-sidebar-layout":"default","site-content-layout":"","ast-site-content-layout":"default","site-content-style":"default","site-sidebar-style":"default","ast-global-header-display":"","ast-banner-title-visibility":"","ast-main-header-display":"","ast-hfb-above-header-display":"","ast-hfb-below-header-display":"","ast-hfb-mobile-header-display":"","site-post-title":"","ast-breadcrumbs-content":"","ast-featured-img":"","footer-sml-layout":"","ast-disable-related-posts":"","theme-transparent-header-meta":"","adv-header-id-meta":"","stick-header-meta":"","header-above-stick-meta":"","header-main-stick-meta":"","header-below-stick-meta":"","astra-migrate-meta-layouts":"default","ast-page-background-enabled":"default","ast-page-background-meta":{"desktop":{"background-color":"var(--ast-global-color-5)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"tablet":{"background-color":"","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"mobile":{"background-color":"","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""}},"ast-content-background-meta":{"desktop":{"background-color":"var(--ast-global-color-4)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"tablet":{"background-color":"var(--ast-global-color-4)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"mobile":{"background-color":"var(--ast-global-color-4)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""}},"footnotes":""},"categories":[33],"tags":[],"class_list":["post-3718","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-standard"],"_links":{"self":[{"href":"https:\/\/www.bundytubes.com\/id\/wp-json\/wp\/v2\/posts\/3718","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.bundytubes.com\/id\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.bundytubes.com\/id\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.bundytubes.com\/id\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.bundytubes.com\/id\/wp-json\/wp\/v2\/comments?post=3718"}],"version-history":[{"count":0,"href":"https:\/\/www.bundytubes.com\/id\/wp-json\/wp\/v2\/posts\/3718\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.bundytubes.com\/id\/wp-json\/wp\/v2\/media\/3225"}],"wp:attachment":[{"href":"https:\/\/www.bundytubes.com\/id\/wp-json\/wp\/v2\/media?parent=3718"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.bundytubes.com\/id\/wp-json\/wp\/v2\/categories?post=3718"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.bundytubes.com\/id\/wp-json\/wp\/v2\/tags?post=3718"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}