{"id":532,"date":"2025-05-21T06:31:27","date_gmt":"2025-05-21T06:31:27","guid":{"rendered":"https:\/\/lzbmetal.com\/?p=532"},"modified":"2025-06-06T06:39:43","modified_gmt":"2025-06-06T06:39:43","slug":"penutup-lubang-got-persegi-standar-besi-ulet","status":"publish","type":"post","link":"https:\/\/lzbmetal.com\/id\/penutup-lubang-got-persegi-standar-besi-ulet\/","title":{"rendered":"Penutup Lubang Got Persegi Standar dari Besi Cor Ductile"},"content":{"rendered":"<h3 class=\"wp-block-heading\"><strong>Penutup Lubang Got Persegi Standar dari Besi Ductile - Kekuatan, Daya Tahan, dan Desain Ramah Lingkungan<\/strong><\/h3>\n\n\n\n<p><strong>Proses Pembuatan &amp; Desain Struktural<\/strong><\/p>\n\n\n\n<div class=\"wp-block-group is-vertical is-layout-flex wp-container-core-group-is-layout-8cf370e7 wp-block-group-is-layout-flex\">\n<div class=\"wp-block-group\"><div class=\"wp-block-group__inner-container is-layout-constrained wp-block-group-is-layout-constrained\">\n<div class=\"wp-block-columns is-layout-flex wp-container-core-columns-is-layout-9d6595d7 wp-block-columns-is-layout-flex\">\n<div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\" style=\"flex-basis:100%\">\n<div class=\"wp-block-group\"><div class=\"wp-block-group__inner-container is-layout-constrained wp-block-group-is-layout-constrained\">\n<p class=\"has-text-align-left\"><strong>Bahan &amp; Proses<\/strong><\/p>\n\n\n\n<blockquote class=\"wp-block-quote is-layout-flow wp-block-quote-is-layout-flow\">\n<blockquote class=\"wp-block-quote is-layout-flow wp-block-quote-is-layout-flow\">\n<blockquote class=\"wp-block-quote is-layout-flow wp-block-quote-is-layout-flow\">\n<blockquote class=\"wp-block-quote is-layout-flow wp-block-quote-is-layout-flow\">\n<ul class=\"wp-block-list\">\n<li>Sifat Material: Besi ulet mengalami nodularisasi magnesium\/tanah jarang, menciptakan distribusi grafit bulat untuk kekuatan luar biasa (kekuatan tarik \u2265420MPa) dan ketangguhan (perpanjangan \u226510%), jauh melebihi besi cor kelabu.<\/li>\n<\/ul>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Proses Pengecoran: Diproduksi melalui metode pengecoran pasir resin atau busa hilang, dengan perawatan antikorossi permukaan (penyemprotan seng, epoksi, atau aspal) untuk menunda karat (masa pakai \u226530 tahun).<\/li>\n<\/ul>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Kepatuhan Standar: Memenuhi EN124, GB\/T23858, dan standar internasional\/nasional lainnya, dengan kelas beban yang mencakup C250 (25 ton) hingga E600 (60 ton).<\/li>\n<\/ul>\n<\/blockquote>\n<\/blockquote>\n<\/blockquote>\n<\/blockquote>\n<\/div><\/div>\n<\/div>\n<\/div>\n<\/div><\/div>\n<\/div>\n\n\n\n<div class=\"wp-block-group\"><div class=\"wp-block-group__inner-container is-layout-constrained wp-block-group-is-layout-constrained\">\n<h2 class=\"wp-block-heading\">Desain Struktural<\/h2>\n\n\n\n<blockquote class=\"wp-block-quote is-layout-flow wp-block-quote-is-layout-flow\">\n<blockquote class=\"wp-block-quote is-layout-flow wp-block-quote-is-layout-flow\">\n<ul class=\"wp-block-list\">\n<li>Geometri Persegi: Cocok dengan parit bukaan persegi, terintegrasi dengan sistem drainase linier, meminimalkan kesenjangan pemasangan, dan mengurangi risiko jebakan puing-puing.<\/li>\n<\/ul>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Desain Anti-Perpindahan: Kunci multi-titik (misalnya, baut sudut) atau sambungan engsel mencegah pergeseran atau pencurian.<\/li>\n<\/ul>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Permukaan Anti-Selip: Tekstur berpola berlian atau beralur memastikan koefisien gesekan \u2265 0,6, sangat baik dalam kondisi basah\/bersalju.<\/li>\n<\/ul>\n\n\n\n<ul class=\"wp-block-list\">\n<li>ModularSplicing: Mendukung konfigurasi multi-panel untuk parit bentang besar (misalnya, kombinasi 2m\u00d71m).<\/li>\n<\/ul>\n<\/blockquote>\n<\/blockquote>\n<\/div><\/div>\n\n\n\n<div class=\"wp-block-group is-vertical is-layout-flex wp-container-core-group-is-layout-8cf370e7 wp-block-group-is-layout-flex\">\n<p><strong>3. Kustomisasi Fungsional<\/strong><\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Penandaan: Ukiran yang dapat disesuaikan (misalnya, &quot;Gas,&quot; &quot;Telekomunikasi&quot;), kode area, dan peringkat beban untuk manajemen pemeliharaan.<\/li>\n<\/ul>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Pengurangan Kebisingan: Gasket karet atau penyangga nilon mengurangi kebisingan kendaraan sebesar 10-15 dB.<\/li>\n<\/ul>\n<\/div>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h3 class=\"wp-block-heading\"><strong>Keunggulan Inti<\/strong><\/h3>\n\n\n\n<div class=\"wp-block-group\"><div class=\"wp-block-group__inner-container is-layout-constrained wp-block-group-is-layout-constrained\">\n<p>1. Ketahanan Beban &amp; Dampak Sangat Tinggi<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Kekuatan tekan 400-600MPa mendukung truk dan mesin berat (misalnya, kelas E600 berkapasitas 60 ton), ideal untuk pelabuhan dan hub logistik.<\/li>\n<\/ul>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Lulus uji jatuh beban EN124 dengan nol retakan; ketahanan benturan melampaui komposit sebanyak 3x.<\/li>\n<\/ul>\n<\/div><\/div>\n\n\n\n<div class=\"wp-block-columns is-layout-flex wp-container-core-columns-is-layout-9d6595d7 wp-block-columns-is-layout-flex\">\n<div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\" style=\"flex-basis:100%\">\n<div class=\"wp-block-group is-vertical is-layout-flex wp-container-core-group-is-layout-8cf370e7 wp-block-group-is-layout-flex\">\n<p><strong>2. Daya Tahan &amp; Efisiensi Biaya<\/strong><\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Ketahanan aus 3x lebih tinggi dari baja ringan; masa pakai 30+ tahun dengan biaya siklus hidup lebih rendah dibandingkan komposit (tidak perlu penggantian sering).<\/li>\n<\/ul>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Perawatan minimal (hanya pelapisan ulang anti korosi berkala).<\/li>\n<\/ul>\n<\/div>\n<\/div>\n<\/div>\n\n\n\n<div class=\"wp-block-group\"><div class=\"wp-block-group__inner-container is-layout-constrained wp-block-group-is-layout-constrained\">\n<p><strong>3.Anti Pencurian &amp; Keamanan<\/strong><\/p>\n\n\n\n<div class=\"wp-block-group\"><div class=\"wp-block-group__inner-container is-layout-flow wp-block-group-is-layout-flow\">\n<ul class=\"wp-block-list\">\n<li>-Alat khusus yang diperlukan untuk kunci\/engsel sudut, mengurangi pencurian dengan 85% vs besi abu-abu.<\/li>\n\n\n\n<li>-Bahan berdensitas tinggi (7,3 g\/cm\u00b3) tidak memiliki nilai sisa, sehingga menghilangkan insentif pencurian.<\/li>\n<\/ul>\n<\/div><\/div>\n<\/div><\/div>\n\n\n\n<p><strong>4.Kemampuan Beradaptasi Lingkungan<\/strong><\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Kisaran suhu: -40\u00b0C hingga 350\u00b0C; tahan terhadap siklus beku-cair dan iklim ekstrem.<\/li>\n\n\n\n<li>Pelapis antikorosi (misalnya, zincalloy+poliuretana) tahan terhadap pH tanah5-10.<\/li>\n<\/ul>\n\n\n\n<p><strong>5.Fleksibilitas Instalasi<\/strong><\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Desain persegi cocok dengan parit linier\/saluran kabel, sehingga tidak perlu lagi dipasang ulang.<\/li>\n\n\n\n<li>Ukuran standar (misalnya, 500\u00d7500mm, 600\u00d7600mm) kompatibel dengan bingkai persegi yang ada.<\/li>\n<\/ul>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h3 class=\"wp-block-heading\">Aplikasi<\/h3>\n\n\n\n<p><strong>1.Kota &amp; Transportasi<\/strong><\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Penutup drainase persegi (kelas C250) untuk trotoar\/jalur non-motor.<\/li>\n\n\n\n<li>Area layanan jalan raya\/titik akses terowongan dengan kapasitas beban dinamis tahan lelah.<\/li>\n<\/ul>\n\n\n\n<p><strong>2.Industri &amp; Energi<\/strong><\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Zona tugas berat (kelas E600) di pabrik kimia\/baja untuk perlindungan pipa bawah tanah.<\/li>\n\n\n\n<li>Penutup inspeksi persegi untuk parit kabel listrik\/telekomunikasi.<\/li>\n<\/ul>\n\n\n\n<p><strong>3.Ruang Komersial &amp; Publik<\/strong><\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Penutup drainase tersembunyi dengan tekstur seperti batu untuk plaza\/stasiun kereta bawah tanah.<\/li>\n\n\n\n<li>Solusi perbaikan untuk pembukaan persegi komunitas makanan, mengganti penutup beton yang rapuh.<\/li>\n<\/ul>\n\n\n\n<p><strong>4.Lingkungan yang Keras<\/strong><\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Penutup tahan panas untuk lubang inspeksi jalur pipa uap di pabrik industri.<\/li>\n\n\n\n<li>Daerah pesisir dengan lapisan seng tahan terhadap korosi klorida.<\/li>\n<\/ul>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h3 class=\"wp-block-heading\"><strong>IV.Sertifikasi &amp; Standar<\/strong><\/h3>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Internasional: EN124 (kelas beban EU), ASTMA536 (standar material AS).<\/li>\n\n\n\n<li>Standar Tiongkok:<\/li>\n\n\n\n<li>GB\/T23858-2009&quot;Penutup Lubang Got&quot;<\/li>\n\n\n\n<li>CJ\/T511-2017&quot;Penutup Lubang Got dari Besi Ulet&quot;<\/li>\n\n\n\n<li>GB\/T19426-2018&quot;Penutup Lubang Got Besi Ulet untuk Jalan dan Jembatan&quot; (spesifikasi beban, anti korosi, anti selip).<\/li>\n\n\n\n<li>Sertifikasi:CEMarking (EU),ISO9001,SGSSaltSprayTest(ASTMB117).<\/li>\n<\/ul>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h3 class=\"wp-block-heading\"><strong>Mutu Penahan Beban &amp; Zona yang Berlaku:<\/strong><\/h3>\n\n\n\n<p>Pilih tingkat daya dukung beban yang sesuai untuk aplikasi Anda:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>Kelompok 1 (Nilai Minimum: A15)<\/strong>: Sabuk hijau, trotoar, area pejalan kaki, dan zona bebas kendaraan bermotor.<\/li>\n\n\n\n<li><strong>Kelompok 2 (Nilai Minimum: B125)<\/strong>: Trotoar, jalur non-motor, tempat parkir mobil, area parkir bawah tanah.<\/li>\n\n\n\n<li><strong>Kelompok 3 (Nilai Minimum: C250)<\/strong>: Area pemukiman, gang, zona kendaraan ringan, dan area dekat trotoar.<\/li>\n\n\n\n<li><strong>Kelompok 4 (Nilai Minimum: D400)<\/strong>: Jalan utama perkotaan, jalan raya, dan jalan bebas hambatan.<\/li>\n\n\n\n<li><strong>Grup 5 (Nilai Minimum: E600)<\/strong>: Terminal kargo, pelabuhan, dan bandara.<\/li>\n\n\n\n<li><strong>Grup 6 (Nilai Minimum: F900)<\/strong>: Landasan pacu bandara dan zona beban tinggi lainnya.<\/li>\n<\/ul>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<p><strong>Spesifikasi Produk:<\/strong><\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Kisaran Ukuran: 300\u00d7300mm\u20131000\u00d71000mm<\/li>\n\n\n\n<li>Kelas Beban: B125\u2013E600<\/li>\n<\/ul>","protected":false},"excerpt":{"rendered":"<p>Penutup Lubang Got Persegi Standar dari Besi Ductile - Kekuatan, Daya Tahan, dan Desain Ramah Lingkungan Proses Pembuatan &amp; Desain Struktural Material &amp; Proses Desain Struktural 3. Kustomisasi Fungsional Keunggulan Inti 1. Tahan Beban &amp; Benturan Sangat Tinggi 2. Daya Tahan &amp; Hemat Biaya 3. Anti Pencurian &amp; Keamanan 4. Kemampuan Beradaptasi terhadap Lingkungan 5. Fleksibilitas Pemasangan Aplikasi 1. Perkotaan &amp; Transportasi 2. Industri &amp; Energi 3. Ruang Komersial &amp; Publik 4. Lingkungan yang Keras IV. Sertifikasi &amp; Standar Mutu Penahan Beban &amp; Zona yang Berlaku: Pilih mutu penahan beban yang sesuai untuk aplikasi Anda: Spesifikasi Produk:<\/p>","protected":false},"author":2,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[3,2,43],"tags":[66,65,67],"class_list":["post-532","post","type-post","status-publish","format-standard","hentry","category-ductile-cast-iron-products","category-products","category-square-manhole-cover","tag-ductile-iron-standard","tag-manhole-covers","tag-square-manhole-covers"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v27.4 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>Ductile Cast Iron Standard Square Manhole Covers Ductile Cast Iron Products - LZBMetal Products Co., Ltd<\/title>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/lzbmetal.com\/id\/penutup-lubang-got-persegi-standar-besi-ulet\/\" \/>\n<meta property=\"og:locale\" content=\"id_ID\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Ductile Cast Iron Standard Square Manhole Covers Ductile Cast Iron Products - LZBMetal Products Co., Ltd\" \/>\n<meta property=\"og:description\" content=\"Ductile Iron Standard Square Manhole Covers - Strength, Durability, and Eco-Friendly Design ManufacturingProcess&amp;StructuralDesign Material&amp;Process StructuralDesign 3.FunctionalCustomization CoreAdvantages 1.Ultra-HighLoad&amp;ImpactResistance 2.Durability&amp;CostEfficiency 3.Anti-Theft&amp;Safety 4.EnvironmentalAdaptability 5.InstallationFlexibility Applications 1.Municipal&amp;Transportation 2.Industrial&amp;Energy 3.Commercial&amp;PublicSpaces 4.HarshEnvironments IV.Certifications&amp;Standards Load-Bearing Grades &amp; Applicable Zones: Choose the appropriate load-bearing grade for your application: ProductSpecifications:\" \/>\n<meta property=\"og:url\" content=\"https:\/\/lzbmetal.com\/id\/penutup-lubang-got-persegi-standar-besi-ulet\/\" \/>\n<meta property=\"og:site_name\" content=\"LZBMetal Products Co., Ltd\" \/>\n<meta property=\"article:published_time\" content=\"2025-05-21T06:31:27+00:00\" \/>\n<meta property=\"article:modified_time\" content=\"2025-06-06T06:39:43+00:00\" \/>\n<meta name=\"author\" content=\"luzhongbao\" \/>\n<meta name=\"twitter:card\" content=\"summary_large_image\" \/>\n<meta name=\"twitter:creator\" content=\"@Levi_Luzhongbao\" \/>\n<meta name=\"twitter:label1\" content=\"Ditulis oleh\" \/>\n\t<meta name=\"twitter:data1\" content=\"luzhongbao\" \/>\n\t<meta name=\"twitter:label2\" content=\"Estimasi waktu membaca\" \/>\n\t<meta name=\"twitter:data2\" content=\"1 menit\" \/>\n<script type=\"application\/ld+json\" class=\"yoast-schema-graph\">{\"@context\":\"https:\\\/\\\/schema.org\",\"@graph\":[{\"@type\":\"Article\",\"@id\":\"https:\\\/\\\/lzbmetal.com\\\/ductile-iron-standard-square-manhole-covers\\\/#article\",\"isPartOf\":{\"@id\":\"https:\\\/\\\/lzbmetal.com\\\/ductile-iron-standard-square-manhole-covers\\\/\"},\"author\":{\"name\":\"luzhongbao\",\"@id\":\"https:\\\/\\\/lzbmetal.com\\\/#\\\/schema\\\/person\\\/03225aba1019488054ecea53728c5cf0\"},\"headline\":\"Ductile Cast Iron Standard Square Manhole Covers\",\"datePublished\":\"2025-05-21T06:31:27+00:00\",\"dateModified\":\"2025-06-06T06:39:43+00:00\",\"mainEntityOfPage\":{\"@id\":\"https:\\\/\\\/lzbmetal.com\\\/ductile-iron-standard-square-manhole-covers\\\/\"},\"wordCount\":301,\"commentCount\":0,\"keywords\":[\"Ductile Iron Standard\",\"Manhole Covers\",\"Square Manhole Covers\"],\"articleSection\":[\"Ductile Cast Iron Products\",\"Products\",\"Square Manhole Cover\"],\"inLanguage\":\"id\",\"potentialAction\":[{\"@type\":\"CommentAction\",\"name\":\"Comment\",\"target\":[\"https:\\\/\\\/lzbmetal.com\\\/ductile-iron-standard-square-manhole-covers\\\/#respond\"]}]},{\"@type\":\"WebPage\",\"@id\":\"https:\\\/\\\/lzbmetal.com\\\/ductile-iron-standard-square-manhole-covers\\\/\",\"url\":\"https:\\\/\\\/lzbmetal.com\\\/ductile-iron-standard-square-manhole-covers\\\/\",\"name\":\"Ductile Cast Iron Standard Square Manhole Covers Ductile Cast Iron Products - LZBMetal Products Co., Ltd\",\"isPartOf\":{\"@id\":\"https:\\\/\\\/lzbmetal.com\\\/#website\"},\"datePublished\":\"2025-05-21T06:31:27+00:00\",\"dateModified\":\"2025-06-06T06:39:43+00:00\",\"author\":{\"@id\":\"https:\\\/\\\/lzbmetal.com\\\/#\\\/schema\\\/person\\\/03225aba1019488054ecea53728c5cf0\"},\"breadcrumb\":{\"@id\":\"https:\\\/\\\/lzbmetal.com\\\/ductile-iron-standard-square-manhole-covers\\\/#breadcrumb\"},\"inLanguage\":\"id\",\"potentialAction\":[{\"@type\":\"ReadAction\",\"target\":[\"https:\\\/\\\/lzbmetal.com\\\/ductile-iron-standard-square-manhole-covers\\\/\"]}]},{\"@type\":\"BreadcrumbList\",\"@id\":\"https:\\\/\\\/lzbmetal.com\\\/ductile-iron-standard-square-manhole-covers\\\/#breadcrumb\",\"itemListElement\":[{\"@type\":\"ListItem\",\"position\":1,\"name\":\"\u9996\u9875\",\"item\":\"https:\\\/\\\/lzbmetal.com\\\/\"},{\"@type\":\"ListItem\",\"position\":2,\"name\":\"Ductile Cast Iron Standard Square Manhole Covers\"}]},{\"@type\":\"WebSite\",\"@id\":\"https:\\\/\\\/lzbmetal.com\\\/#website\",\"url\":\"https:\\\/\\\/lzbmetal.com\\\/\",\"name\":\"Hubei LZBMetal Products Co., Ltd\",\"description\":\"Your Design, Our Factory. Custom Manhole Covers Made Easy\",\"potentialAction\":[{\"@type\":\"SearchAction\",\"target\":{\"@type\":\"EntryPoint\",\"urlTemplate\":\"https:\\\/\\\/lzbmetal.com\\\/?s={search_term_string}\"},\"query-input\":{\"@type\":\"PropertyValueSpecification\",\"valueRequired\":true,\"valueName\":\"search_term_string\"}}],\"inLanguage\":\"id\"},{\"@type\":\"Person\",\"@id\":\"https:\\\/\\\/lzbmetal.com\\\/#\\\/schema\\\/person\\\/03225aba1019488054ecea53728c5cf0\",\"name\":\"luzhongbao\",\"image\":{\"@type\":\"ImageObject\",\"inLanguage\":\"id\",\"@id\":\"https:\\\/\\\/secure.gravatar.com\\\/avatar\\\/1ac515e20f844126be310a41cfa092daaf1e2b3b291d9328ac9dba05b400b569?s=96&d=mm&r=g\",\"url\":\"https:\\\/\\\/secure.gravatar.com\\\/avatar\\\/1ac515e20f844126be310a41cfa092daaf1e2b3b291d9328ac9dba05b400b569?s=96&d=mm&r=g\",\"contentUrl\":\"https:\\\/\\\/secure.gravatar.com\\\/avatar\\\/1ac515e20f844126be310a41cfa092daaf1e2b3b291d9328ac9dba05b400b569?s=96&d=mm&r=g\",\"caption\":\"luzhongbao\"},\"sameAs\":[\"https:\\\/\\\/x.com\\\/Levi_Luzhongbao\"],\"url\":\"https:\\\/\\\/lzbmetal.com\\\/id\\\/author\\\/luzhongbao\\\/\"}]}<\/script>\n<!-- \/ Yoast SEO plugin. -->","yoast_head_json":{"title":"Penutup Lubang Manhole Persegi Standar dari Besi Cor Ulet - Produk Besi Cor Ulet - LZBMetal Products Co., Ltd","robots":{"index":"index","follow":"follow","max-snippet":"max-snippet:-1","max-image-preview":"max-image-preview:large","max-video-preview":"max-video-preview:-1"},"canonical":"https:\/\/lzbmetal.com\/id\/penutup-lubang-got-persegi-standar-besi-ulet\/","og_locale":"id_ID","og_type":"article","og_title":"Ductile Cast Iron Standard Square Manhole Covers Ductile Cast Iron Products - LZBMetal Products Co., Ltd","og_description":"Ductile Iron Standard Square Manhole Covers - Strength, Durability, and Eco-Friendly Design ManufacturingProcess&amp;StructuralDesign Material&amp;Process StructuralDesign 3.FunctionalCustomization CoreAdvantages 1.Ultra-HighLoad&amp;ImpactResistance 2.Durability&amp;CostEfficiency 3.Anti-Theft&amp;Safety 4.EnvironmentalAdaptability 5.InstallationFlexibility Applications 1.Municipal&amp;Transportation 2.Industrial&amp;Energy 3.Commercial&amp;PublicSpaces 4.HarshEnvironments IV.Certifications&amp;Standards Load-Bearing Grades &amp; Applicable Zones: Choose the appropriate load-bearing grade for your application: ProductSpecifications:","og_url":"https:\/\/lzbmetal.com\/id\/penutup-lubang-got-persegi-standar-besi-ulet\/","og_site_name":"LZBMetal Products Co., Ltd","article_published_time":"2025-05-21T06:31:27+00:00","article_modified_time":"2025-06-06T06:39:43+00:00","author":"luzhongbao","twitter_card":"summary_large_image","twitter_creator":"@Levi_Luzhongbao","twitter_misc":{"Ditulis oleh":"luzhongbao","Estimasi waktu membaca":"1 menit"},"schema":{"@context":"https:\/\/schema.org","@graph":[{"@type":"Article","@id":"https:\/\/lzbmetal.com\/ductile-iron-standard-square-manhole-covers\/#article","isPartOf":{"@id":"https:\/\/lzbmetal.com\/ductile-iron-standard-square-manhole-covers\/"},"author":{"name":"luzhongbao","@id":"https:\/\/lzbmetal.com\/#\/schema\/person\/03225aba1019488054ecea53728c5cf0"},"headline":"Ductile Cast Iron Standard Square Manhole Covers","datePublished":"2025-05-21T06:31:27+00:00","dateModified":"2025-06-06T06:39:43+00:00","mainEntityOfPage":{"@id":"https:\/\/lzbmetal.com\/ductile-iron-standard-square-manhole-covers\/"},"wordCount":301,"commentCount":0,"keywords":["Ductile Iron Standard","Manhole Covers","Square Manhole Covers"],"articleSection":["Ductile Cast Iron Products","Products","Square Manhole Cover"],"inLanguage":"id","potentialAction":[{"@type":"CommentAction","name":"Comment","target":["https:\/\/lzbmetal.com\/ductile-iron-standard-square-manhole-covers\/#respond"]}]},{"@type":"WebPage","@id":"https:\/\/lzbmetal.com\/ductile-iron-standard-square-manhole-covers\/","url":"https:\/\/lzbmetal.com\/ductile-iron-standard-square-manhole-covers\/","name":"Penutup Lubang Manhole Persegi Standar dari Besi Cor Ulet - Produk Besi Cor Ulet - LZBMetal Products Co., Ltd","isPartOf":{"@id":"https:\/\/lzbmetal.com\/#website"},"datePublished":"2025-05-21T06:31:27+00:00","dateModified":"2025-06-06T06:39:43+00:00","author":{"@id":"https:\/\/lzbmetal.com\/#\/schema\/person\/03225aba1019488054ecea53728c5cf0"},"breadcrumb":{"@id":"https:\/\/lzbmetal.com\/ductile-iron-standard-square-manhole-covers\/#breadcrumb"},"inLanguage":"id","potentialAction":[{"@type":"ReadAction","target":["https:\/\/lzbmetal.com\/ductile-iron-standard-square-manhole-covers\/"]}]},{"@type":"BreadcrumbList","@id":"https:\/\/lzbmetal.com\/ductile-iron-standard-square-manhole-covers\/#breadcrumb","itemListElement":[{"@type":"ListItem","position":1,"name":"\u9996\u9875","item":"https:\/\/lzbmetal.com\/"},{"@type":"ListItem","position":2,"name":"Ductile Cast Iron Standard Square Manhole Covers"}]},{"@type":"WebSite","@id":"https:\/\/lzbmetal.com\/#website","url":"https:\/\/lzbmetal.com\/","name":"Hubei LZBMetal Products Co., Ltd","description":"Desain Anda, Pabrik Kami. Penutup Lubang Got Kustom Dibuat dengan Mudah.","potentialAction":[{"@type":"SearchAction","target":{"@type":"EntryPoint","urlTemplate":"https:\/\/lzbmetal.com\/?s={search_term_string}"},"query-input":{"@type":"PropertyValueSpecification","valueRequired":true,"valueName":"search_term_string"}}],"inLanguage":"id"},{"@type":"Person","@id":"https:\/\/lzbmetal.com\/#\/schema\/person\/03225aba1019488054ecea53728c5cf0","name":"luzhongbao","image":{"@type":"ImageObject","inLanguage":"id","@id":"https:\/\/secure.gravatar.com\/avatar\/1ac515e20f844126be310a41cfa092daaf1e2b3b291d9328ac9dba05b400b569?s=96&d=mm&r=g","url":"https:\/\/secure.gravatar.com\/avatar\/1ac515e20f844126be310a41cfa092daaf1e2b3b291d9328ac9dba05b400b569?s=96&d=mm&r=g","contentUrl":"https:\/\/secure.gravatar.com\/avatar\/1ac515e20f844126be310a41cfa092daaf1e2b3b291d9328ac9dba05b400b569?s=96&d=mm&r=g","caption":"luzhongbao"},"sameAs":["https:\/\/x.com\/Levi_Luzhongbao"],"url":"https:\/\/lzbmetal.com\/id\/author\/luzhongbao\/"}]}},"_links":{"self":[{"href":"https:\/\/lzbmetal.com\/id\/wp-json\/wp\/v2\/posts\/532","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/lzbmetal.com\/id\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/lzbmetal.com\/id\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/lzbmetal.com\/id\/wp-json\/wp\/v2\/users\/2"}],"replies":[{"embeddable":true,"href":"https:\/\/lzbmetal.com\/id\/wp-json\/wp\/v2\/comments?post=532"}],"version-history":[{"count":3,"href":"https:\/\/lzbmetal.com\/id\/wp-json\/wp\/v2\/posts\/532\/revisions"}],"predecessor-version":[{"id":665,"href":"https:\/\/lzbmetal.com\/id\/wp-json\/wp\/v2\/posts\/532\/revisions\/665"}],"wp:attachment":[{"href":"https:\/\/lzbmetal.com\/id\/wp-json\/wp\/v2\/media?parent=532"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/lzbmetal.com\/id\/wp-json\/wp\/v2\/categories?post=532"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/lzbmetal.com\/id\/wp-json\/wp\/v2\/tags?post=532"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}