{"id":48512,"date":"2023-02-20T08:00:15","date_gmt":"2023-02-19T23:00:15","guid":{"rendered":"https:\/\/norimen.net\/wordpress\/?p=48512"},"modified":"2026-05-17T14:56:15","modified_gmt":"2026-05-17T05:56:15","slug":"pemboran-dengan-diameter-nominal","status":"publish","type":"post","link":"https:\/\/norimen.net\/id\/nominal-diameter-drilling\/","title":{"rendered":"Tentang Diameter Nominal | Perbedaan antara Diameter Lubang Bor 90 dan Ukuran Sebenarnya serta Perhitungan Semen"},"content":{"rendered":"<p>Halo semuanya.<\/p>\n<p>Ini Enta.<\/p>\n<p>Beberapa hari yang lalu, Ishio-kun, seorang YouTuber di bidang konstruksi, datang ke perusahaan kami!<\/p>\n<p><a title=\"Saluran Konstruksi Ishio-kun\" href=\"https:\/\/www.youtube.com\/@construction-Youtuber\" target=\"_blank\" rel=\"noopener\">Saluran Konstruksi Ishio-kun<\/a><\/p>\n<p>Kami pergi bersama-sama mengunjungi lokasi syuting di mana Enta sudah terlibat sejak tahap pertama, dan dia melakukan berbagai wawancara di sana w<\/p>\n<p>Terima kasih banyak kepada kontraktor utama yang dengan senang hati memberikan izin untuk mencantumkan namanya.<\/p>\n<p>Saya merasa bahwa lokasi-lokasi publik memang sebaiknya dibuka untuk umum.<\/p>\n<p>Saya rasa hal itu juga akan berdampak pada lapangan kerja.<\/p>\n<p>Di Entame pun, asalkan kontraktor utama setuju, saya berpikir untuk mulai melakukan liputan langsung di lokasi ^^<\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"alignnone size-full wp-image-48515\" src=\"https:\/\/norimen.net\/wordpress\/wp-content\/uploads\/2023\/02\/2023-02-17-17.15.35-1.jpg\" alt=\"Pekerja Pemasangan Tulangan Baja\" width=\"600\" height=\"450\" srcset=\"https:\/\/norimen.net\/wordpress\/wp-content\/uploads\/2023\/02\/2023-02-17-17.15.35-1.jpg 600w, https:\/\/norimen.net\/wordpress\/wp-content\/uploads\/2023\/02\/2023-02-17-17.15.35-1-300x225.jpg 300w\" sizes=\"auto, (max-width: 600px) 100vw, 600px\" \/><\/p>\n<hr \/>\n<p>Kembali ke topik utama<\/p>\n<h3>Diameter nominal<\/h3>\n<p>Seringkali dalam dokumen desain atau gambar desain tertulis diameter lubang 90, 115, atau 135, bukan?<\/p>\n<p>Jadi, ketika menghitung bahan untuk campuran semen, terkadang jumlahnya tidak cukup.<\/p>\n<p>Meskipun tingkat kerugian juga menjadi masalah, sebenarnya bukan hanya itu saja.<\/p>\n<p>&nbsp;<\/p>\n<p>Diameter lubang bor yang dirancang sebesar 90 mm sebenarnya sekitar 105 mm.<\/p>\n<p>Casing luar berukuran 96 mm dan diameter mata bor 105 mm<\/p>\n<p>Diameternya bisa berbeda beberapa milimeter, tergantung pada produsennya.<\/p>\n<p>Untuk ukuran 115 mm, casing luar berukuran 118 mm, sedangkan diameter mata bor 127 mm<\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"size-large wp-image-7267 alignnone\" src=\"https:\/\/norimen.net\/wordpress\/wp-content\/uploads\/2018\/06\/o0800060013189021078-600x450.jpg\" alt=\"Diameter ring bit\" width=\"600\" height=\"450\" srcset=\"https:\/\/norimen.net\/wordpress\/wp-content\/uploads\/2018\/06\/o0800060013189021078.jpg 600w, https:\/\/norimen.net\/wordpress\/wp-content\/uploads\/2018\/06\/o0800060013189021078-300x225.jpg 300w\" sizes=\"auto, (max-width: 600px) 100vw, 600px\" \/><\/p>\n<p>Ujung pisau itu menonjol keluar.<\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"alignnone wp-image-7268 size-large\" src=\"https:\/\/norimen.net\/wordpress\/wp-content\/uploads\/2018\/06\/o0720096013189021095-e1676821554828-600x450.jpg\" alt=\"Ring Bit W Konikal\" width=\"600\" height=\"450\" srcset=\"https:\/\/norimen.net\/wordpress\/wp-content\/uploads\/2018\/06\/o0720096013189021095-e1676821554828-600x450.jpg 600w, https:\/\/norimen.net\/wordpress\/wp-content\/uploads\/2018\/06\/o0720096013189021095-e1676821554828-300x225.jpg 300w, https:\/\/norimen.net\/wordpress\/wp-content\/uploads\/2018\/06\/o0720096013189021095-e1676821554828-768x576.jpg 768w, https:\/\/norimen.net\/wordpress\/wp-content\/uploads\/2018\/06\/o0720096013189021095-e1676821554828.jpg 800w\" sizes=\"auto, (max-width: 600px) 100vw, 600px\" \/><\/p>\n<p>Artinya, diameter lubang bor tetap terjamin meskipun bit yang digunakan bukan yang baru.<\/p>\n<p>Diameter desain yang biasa disebut<b>Diameter nominal<\/b>Itulah yang dimaksud, ya.<\/p>\n<p>Angka ini dapat digunakan untuk menghitung kandungan semen dalam campuran semen-air agar hasilnya akurat.<\/p>\n<p>&nbsp;<\/p>\n<p>Ada satu hal lagi yang perlu diperhatikan.<\/p>\n<p>Meskipun diameter lubang bor untuk baut batu mencapai 65 mm, hal ini tidak menjadi masalah pada kondisi lapangan 1.<\/p>\n<p>Masalahnya terletak pada kasus pengeboran tunggal pada Kondisi Lapangan 2.<\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"size-large wp-image-7269 alignnone\" src=\"https:\/\/norimen.net\/wordpress\/wp-content\/uploads\/2018\/06\/o0800060013189021118-600x450.jpg\" alt=\"Diameter bit bagian dalam\" width=\"600\" height=\"450\" srcset=\"https:\/\/norimen.net\/wordpress\/wp-content\/uploads\/2018\/06\/o0800060013189021118.jpg 600w, https:\/\/norimen.net\/wordpress\/wp-content\/uploads\/2018\/06\/o0800060013189021118-300x225.jpg 300w\" sizes=\"auto, (max-width: 600px) 100vw, 600px\" \/><\/p>\n<p>Ujung pisau ini juga menonjol keluar.<\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"size-large wp-image-7270 alignnone\" src=\"https:\/\/norimen.net\/wordpress\/wp-content\/uploads\/2018\/06\/o0800060013189021139-600x450.jpg\" alt=\"Bit bagian dalam dari logam superkeras\" width=\"600\" height=\"450\" srcset=\"https:\/\/norimen.net\/wordpress\/wp-content\/uploads\/2018\/06\/o0800060013189021139.jpg 600w, https:\/\/norimen.net\/wordpress\/wp-content\/uploads\/2018\/06\/o0800060013189021139-300x225.jpg 300w\" sizes=\"auto, (max-width: 600px) 100vw, 600px\" \/><\/p>\n<p>Bit ini adalah bit bagian dalam dari mesin pengeboran tipe skid.<\/p>\n<p>Diameter batang bagian dalam adalah 57 mm.<\/p>\n<p><b>Diameter bitnya 64 mm<\/b>Apa-apaan ini!<\/p>\n<p>Kami mengartikannya sebagai diameter nominal desain sebesar 65 mm.<\/p>\n<p>Namun, untuk mata bor baru, ukurannya sekitar 65 mm.<\/p>\n<p>Namun, jika mata bor yang digunakan sudah agak aus, diameter lubang bornya bisa jadi sangat bermasalah.<\/p>\n<p>\u201cLalu gimana dong!?\u201d orang-orang pasti bakal nanya begitu, tapi saya cuma bisa bilang, \u201cCoba periksa bit yang baru itu dulu, baru pakai,\u201d (tertawa)<\/p>\n<p>&nbsp;<\/p>\n<p>Atau gunakan mata bor untuk casing dalam berdiameter 73 mm.<\/p>\n<p>&nbsp;<\/p>\n<p>Bit untuk selubung dalam yang digunakan saat menggunakan selubung luar berdiameter 90 mm atau lebih,<\/p>\n<p>Diameter mata bor batang dalam 73 mm adalah 80\u201383 mm.<\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"size-large wp-image-7271 alignnone\" src=\"https:\/\/norimen.net\/wordpress\/wp-content\/uploads\/2018\/06\/o0800060013189021163-600x450.jpg\" alt=\"73 Selubung bagian dalam\" width=\"600\" height=\"450\" srcset=\"https:\/\/norimen.net\/wordpress\/wp-content\/uploads\/2018\/06\/o0800060013189021163.jpg 600w, https:\/\/norimen.net\/wordpress\/wp-content\/uploads\/2018\/06\/o0800060013189021163-300x225.jpg 300w\" sizes=\"auto, (max-width: 600px) 100vw, 600px\" \/><\/p>\n<p>Ukurannya akan menjadi sekitar 25% lebih besar daripada yang dirancang.<\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"size-large wp-image-7272 alignnone\" src=\"https:\/\/norimen.net\/wordpress\/wp-content\/uploads\/2018\/06\/o0800060013189021175-600x450.jpg\" alt=\"Selubung bagian dalam\" width=\"600\" height=\"450\" srcset=\"https:\/\/norimen.net\/wordpress\/wp-content\/uploads\/2018\/06\/o0800060013189021175.jpg 600w, https:\/\/norimen.net\/wordpress\/wp-content\/uploads\/2018\/06\/o0800060013189021175-300x225.jpg 300w\" sizes=\"auto, (max-width: 600px) 100vw, 600px\" \/><\/p>\n<p>Jika diameternya membesar sedemikian rupa, tentu saja jumlah semen yang dibutuhkan juga akan bertambah.<\/p>\n<p>Karena kesempatan ini, sebagai bentuk kreativitas, dengan dalih untuk memastikan hasil pengeboran yang sesuai spesifikasi,<\/p>\n<p>\u201cJika mata bor sudah aus, akan ada bagian yang tidak dapat dijamin diameternya, sehingga lubang harus dibor lebih besar terlebih dahulu.\u201d<\/p>\n<p>Mungkin saja begitu. Memang jumlah semennya akan bertambah, tapi dari segi biaya, jumlahnya tidak terlalu besar.<\/p>\n<p>Meskipun ukurannya akan sedikit lebih besar, namun jika ingin melakukan pemasangan dengan mengutamakan keselamatan.<\/p>\n<p>&nbsp;<\/p>\n<p>Sampai jumpa lagi.<\/p>","protected":false},"excerpt":{"rendered":"<p>Halo semuanya. Ini Enta. Beberapa hari yang lalu, Ishio-kun, seorang YouTuber di bidang konstruksi, datang ke perusahaan kami! Kami pergi bersama ke lokasi proyek yang dikerjakan oleh Enta sebagai kontraktor tahap pertama untuk melihat-lihat, dan dia mewawancarai kami tentang berbagai hal w. Pihak kontraktor utama juga dengan senang hati mengizinkan nama kami disebutkan\u2026<\/p>","protected":false},"author":2,"featured_media":7273,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"_bbp_topic_count":0,"_bbp_reply_count":0,"_bbp_total_topic_count":0,"_bbp_total_reply_count":0,"_bbp_voice_count":0,"_bbp_anonymous_reply_count":0,"_bbp_topic_count_hidden":0,"_bbp_reply_count_hidden":0,"_bbp_forum_subforum_count":0,"footnotes":"","jetpack_post_was_ever_published":false},"categories":[90,28,30],"tags":[48,116,169,804,1516],"class_list":["post-48512","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-drain-boring","category-ground-anchor","category-lock-bolt","tag-48","tag-116","tag-169","tag-804","tag-1516"],"acf":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO Premium plugin v28.4 (Yoast SEO v28.4) - 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