{"id":17218,"date":"2025-10-31T10:05:27","date_gmt":"2025-10-31T02:05:27","guid":{"rendered":"https:\/\/www.dillerbottle.com\/?p=17218"},"modified":"2025-10-30T10:23:34","modified_gmt":"2025-10-30T02:23:34","slug":"cara-untuk-mengetahui-jika-ia-adalah-keluli-tahan-karat","status":"publish","type":"post","link":"https:\/\/www.dillerbottle.com\/my\/info\/how-to-tell-if-stainless-steel.html","title":{"rendered":"Bagaimana untuk mengetahui jika ia keluli tahan karat"},"content":{"rendered":"<p>Salah satu bahan yang paling biasa digunakan untuk peralatan industri, peralatan dapur, <a href=\"https:\/\/www.dillerbottle.com\/my\/botol-sukan\">botol sukan<\/a>, dan <a href=\"https:\/\/www.dillerbottle.com\/my\/botol-air-bertebat\">botol air berpenebat<\/a> adalah <strong>keluli tahan karat.<\/strong> Walau bagaimanapun, dalam usaha mengurangkan kos, ramai pengeluar menggabungkan bahan yang kurang berkualiti atau malah menggunakan keluli tahan karat tiruan bagi menampung permintaan yang semakin meningkat di seluruh dunia. Sebelum membuat pembelian besar, jenama label peribadi, pemborong dan peniaga semula perlu mengetahui cara untuk menentukan sama ada keluli tahan karat adalah asli dengan mengesahkan grednya dan memahami bagaimana untuk mengetahui sama ada ia memenuhi keperluan kualiti mereka.<\/p>\n<p>Tanpa perlu makmal, panduan ini menerangkan cara menggunakan teknik ujian yang mudah untuk menentukan sama ada keluli tahan karat adalah asli. Mengetahui cara untuk mengetahui secara langsung sama ada keluli tahan karat tergolong dalam gred tertentu seperti 304 atau 201 boleh membantu memastikan kualiti.<\/p>\n<h2 data-start=\"1294\" data-end=\"1339\">Gred Keluli Tahan Karat Biasa dalam Barangan Minum<\/h2>\n<div class=\"_tableContainer_1rjym_1\">\n<div class=\"group _tableWrapper_1rjym_13 flex w-fit flex-col-reverse\" tabindex=\"-1\">\n<table class=\"w-fit min-w-(--thread-content-width)\" data-start=\"1341\" data-end=\"1755\">\n<thead data-start=\"1341\" data-end=\"1382\">\n<tr data-start=\"1341\" data-end=\"1382\">\n<th data-start=\"1341\" data-end=\"1349\" data-col-size=\"sm\">Gred<\/th>\n<th data-start=\"1349\" data-end=\"1356\" data-col-size=\"sm\">taip<\/th>\n<th data-start=\"1356\" data-end=\"1367\" data-col-size=\"md\">Ciri-ciri<\/th>\n<th data-start=\"1367\" data-end=\"1382\" data-col-size=\"sm\">Permohonan<\/th>\n<\/tr>\n<\/thead>\n<tbody data-start=\"1425\" data-end=\"1755\">\n<tr data-start=\"1425\" data-end=\"1558\">\n<td data-start=\"1425\" data-end=\"1451\" data-col-size=\"sm\"><strong data-start=\"1427\" data-end=\"1450\">Pewangsa tahan karat 304<\/strong><\/td>\n<td data-start=\"1451\" data-end=\"1471\" data-col-size=\"sm\">Gred makanan (18\/8)<\/td>\n<td data-start=\"1471\" data-end=\"1520\" data-col-size=\"md\">Ketahanan kakisan yang tinggi, selamat untuk minuman panas<\/td>\n<td data-start=\"1520\" data-end=\"1558\" data-col-size=\"sm\">Botol terisolasi, tumbler kopi<\/td>\n<\/tr>\n<tr data-start=\"1559\" data-end=\"1657\">\n<td data-start=\"1559\" data-end=\"1585\" data-col-size=\"sm\"><strong data-start=\"1561\" data-end=\"1584\">201 Keluli Tahan Karat<\/strong><\/td>\n<td data-start=\"1585\" data-end=\"1598\" data-col-size=\"sm\">Kos yang lebih rendah<\/td>\n<td data-start=\"1598\" data-end=\"1628\" data-col-size=\"md\">Ketahanan kakisan sederhana<\/td>\n<td data-start=\"1628\" data-end=\"1657\" data-col-size=\"sm\">Botol air promosi<\/td>\n<\/tr>\n<tr data-start=\"1658\" data-end=\"1755\">\n<td data-start=\"1658\" data-end=\"1684\" data-col-size=\"sm\"><strong data-start=\"1660\" data-end=\"1683\">Pewangsa tahan karat 316<\/strong><\/td>\n<td data-start=\"1684\" data-end=\"1700\" data-col-size=\"sm\">Gred perubatan<\/td>\n<td data-start=\"1700\" data-end=\"1727\" data-col-size=\"md\">Anti-karat yang cemerlang<\/td>\n<td data-start=\"1727\" data-end=\"1755\" data-col-size=\"sm\">Botol bayi, kegunaan marin<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<h2>Bagaimana untuk menentukan ketulenan keluli tahan karat<\/h2>\n<p><img decoding=\"async\" class=\"alignnone size-medium wp-image-17219\" src=\"https:\/\/www.dillerbottle.com\/wp-content\/uploads\/2025\/10\/how-to-tell-if-stainless-steel-how-to-tell-if-stainless-steel-300x169.png\" alt=\"\" width=\"300\" height=\"169\" srcset=\"https:\/\/www.dillerbottle.com\/wp-content\/uploads\/2025\/10\/how-to-tell-if-stainless-steel-how-to-tell-if-stainless-steel-300x169.png 300w, https:\/\/www.dillerbottle.com\/wp-content\/uploads\/2025\/10\/how-to-tell-if-stainless-steel-how-to-tell-if-stainless-steel-1024x576.png 1024w, https:\/\/www.dillerbottle.com\/wp-content\/uploads\/2025\/10\/how-to-tell-if-stainless-steel-how-to-tell-if-stainless-steel-768x432.png 768w, https:\/\/www.dillerbottle.com\/wp-content\/uploads\/2025\/10\/how-to-tell-if-stainless-steel-how-to-tell-if-stainless-steel-1536x864.png 1536w, https:\/\/www.dillerbottle.com\/wp-content\/uploads\/2025\/10\/how-to-tell-if-stainless-steel-how-to-tell-if-stainless-steel-2048x1152.png 2048w, https:\/\/www.dillerbottle.com\/wp-content\/uploads\/2025\/10\/how-to-tell-if-stainless-steel-how-to-tell-if-stainless-steel-18x10.png 18w, https:\/\/www.dillerbottle.com\/wp-content\/uploads\/2025\/10\/how-to-tell-if-stainless-steel-how-to-tell-if-stainless-steel-600x337.png 600w\" sizes=\"(max-width: 300px) 100vw, 300px\" \/><\/p>\n<h3>1. Ujian Magnet (Mudah &amp; Cepat)<\/h3>\n<p>Untuk menguji, tekan magnet pada permukaan keluli bagi mengetahui sama ada keluli tahan karat itu tergolong dalam gred tertentu.<\/p>\n<p><strong>Keputusan:<\/strong><\/p>\n<p>Daya tarikan magnetik pada keluli tahan karat 304 sama ada lemah atau tiada langsung.<\/p>\n<p>Pewang 201 mempunyai daya tarikan magnetik yang lebih kuat.<\/p>\n<p>Magnetisme yang amat tinggi dalam keluli palsu (besi)<\/p>\n<p>Nota: Ujian magnet berguna untuk saringan pantas tetapi tidak 100% tepat sendirian.<\/p>\n<h3>\u2705 2. Ujian Karat Air Masin<\/h3>\n<p><strong>Cara menjalankan ujian:<\/strong><\/p>\n<p>Tambah sedikit garam ke dalam air suam.<\/p>\n<p>Selepas mengelap permukaan keluli, tunggu sehari.<\/p>\n<p><strong>Keputusan:<\/strong><\/p>\n<p>Pewangsa tahan karat 304 tidak berkarat.<\/p>\n<p>Tompokan karat kecil pada keluli tahan karat 201<\/p>\n<p>Pulasih palsu mudah berkarat dan berkarat teruk.<\/p>\n<h3>\u2705 3. Ujian Percikan<\/h3>\n<p><strong>Cara menguji:<\/strong><\/p>\n<p>Gunakan kertas pasir atau gerinder untuk menggosok permukaan dengan lembut.<\/p>\n<p><strong>Keputusan<\/strong>:<\/p>\n<p>Pewang asli dengan sedikit percikan<\/p>\n<p>Percikan besar dan terang daripada keluli karbon atau besi<\/p>\n<h3>\u2705 4. Ujian Berat dan Ketebalan<\/h3>\n<p>Berbanding dengan campuran logam murah, keluli tahan karat sebenar terasa lebih padat dan lebih berat.<br \/>\nKerana keluli berkualiti rendah digunakan dalam peralatan minum, botol tiruan keluli tahan karat mungkin terasa ringan dan nipis.<\/p>\n<h3>\u2705 5. Ujian Kimia Asid Nitrat<\/h3>\n<p><strong>Untuk pengesahan pakar:<\/strong><\/p>\n<p>Pewanggang tahan karat 304 tidak bertindak balas dengan asid nitrik.<\/p>\n<p>Walau bagaimanapun, ia menghakis keluli berasaskan besi kos rendah.<\/p>\n<p>Ia berfungsi dengan terbaik di makmal atau kilang.<\/p>\n<h2 data-start=\"3115\" data-end=\"3168\">Cara Mengesan Gred Keluli Tahan Karat (201 vs 304)<\/h2>\n<div class=\"_tableContainer_1rjym_1\">\n<div class=\"group _tableWrapper_1rjym_13 flex w-fit flex-col-reverse\" tabindex=\"-1\">\n<table class=\"w-fit min-w-(--thread-content-width)\" data-start=\"3170\" data-end=\"3435\">\n<thead data-start=\"3170\" data-end=\"3222\">\n<tr data-start=\"3170\" data-end=\"3222\">\n<th data-start=\"3170\" data-end=\"3177\" data-col-size=\"sm\">Uji<\/th>\n<th data-start=\"3177\" data-end=\"3199\" data-col-size=\"sm\">201 Keluli Tahan Karat<\/th>\n<th data-start=\"3199\" data-end=\"3222\" data-col-size=\"sm\">Pewangsa tahan karat 304<\/th>\n<\/tr>\n<\/thead>\n<tbody data-start=\"3277\" data-end=\"3435\">\n<tr data-start=\"3277\" data-end=\"3316\">\n<td data-start=\"3277\" data-end=\"3289\" data-col-size=\"sm\">Magnetisme<\/td>\n<td data-start=\"3289\" data-end=\"3300\" data-col-size=\"sm\">Lebih kuat<\/td>\n<td data-start=\"3300\" data-end=\"3316\" data-col-size=\"sm\">Lemah atau tiada<\/td>\n<\/tr>\n<tr data-start=\"3317\" data-end=\"3357\">\n<td data-start=\"3317\" data-end=\"3335\" data-col-size=\"sm\">Ketahanan terhadap karat<\/td>\n<td data-start=\"3335\" data-end=\"3344\" data-col-size=\"sm\">Sederhana<\/td>\n<td data-start=\"3344\" data-end=\"3357\" data-col-size=\"sm\">Cemerlang<\/td>\n<\/tr>\n<tr data-start=\"3358\" data-end=\"3384\">\n<td data-start=\"3358\" data-end=\"3366\" data-col-size=\"sm\">Harga<\/td>\n<td data-start=\"3366\" data-end=\"3374\" data-col-size=\"sm\">Lebih rendah<\/td>\n<td data-start=\"3374\" data-end=\"3384\" data-col-size=\"sm\">Lebih tinggi<\/td>\n<\/tr>\n<tr data-start=\"3385\" data-end=\"3435\">\n<td data-start=\"3385\" data-end=\"3404\" data-col-size=\"sm\">Gunakan pada barangan minuman<\/td>\n<td data-start=\"3404\" data-end=\"3413\" data-col-size=\"sm\">Belanjawan<\/td>\n<td data-start=\"3413\" data-end=\"3435\" data-col-size=\"sm\">Gred makanan premium<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<h2 data-start=\"3794\" data-end=\"3844\">Bagaimana Diller Memastikan Keaslian Keluli Tahan Karat<\/h2>\n<p data-start=\"3846\" data-end=\"4116\">Sebagai <strong data-start=\"3851\" data-end=\"3906\">pembuat profesional peralatan minuman keluli tahan karat<\/strong> di China, Diller menggunakan <strong data-start=\"3929\" data-end=\"3970\">Peringkat 304 dan 316 keluli tahan karat bersijil<\/strong> untuk botol premium. Setiap kumpulan bahan mentah adalah <strong data-start=\"4023\" data-end=\"4054\">diuji dengan penganalisis logam<\/strong>, dan kita boleh <strong data-start=\"4067\" data-end=\"4098\">menyediakan laporan SGS dan FDA<\/strong> untuk pengesahan.<\/p>\n<p data-start=\"4118\" data-end=\"4232\">Laporan bahan tersedia<br data-start=\"4145\" data-end=\"4148\" \/>\u2705 Sokongan ujian gred makanan<br data-start=\"4176\" data-end=\"4179\" \/>\u2705 Pengilangan peralatan minum keluli tahan karat OEM &amp; ODM<\/p>\n<\/div>\n<\/div>\n<\/div>\n<\/div>","protected":false},"excerpt":{"rendered":"<p>One of the most common materials for industrial equipment, kitchenware, sports bottles, and insulated water bottles is stainless steel. However, in an effort to cut costs, many manufacturers combine inferior materials or even use imitation stainless steel in response to the growing demand worldwide. Before making big purchases, private label brands, wholesalers, and resellers should [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":17219,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"footnotes":""},"categories":[3],"tags":[1150],"class_list":["post-17218","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-info","tag-stainless-steel"],"acf":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO Premium plugin v27.7 (Yoast SEO v27.7) - https:\/\/yoast.com\/product\/yoast-seo-premium-wordpress\/ -->\n<title>How to Tell If Stainless Steel - Diller Water Bottle Manufacturer<\/title>\n<meta name=\"description\" content=\"Learn how to tell if stainless steel is authentic with simple tests and avoid inferior materials in your purchases.\" \/>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/www.dillerbottle.com\/my\/info\/cara-untuk-mengetahui-jika-ia-keluli-tahan-karat-html\" \/>\n<meta property=\"og:locale\" content=\"ms_MY\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"How to Tell If Stainless Steel\" \/>\n<meta property=\"og:description\" content=\"Learn how to tell if stainless steel is authentic with simple tests and avoid inferior materials in your purchases.\" \/>\n<meta property=\"og:url\" content=\"https:\/\/www.dillerbottle.com\/my\/info\/cara-untuk-mengetahui-jika-ia-keluli-tahan-karat-html\" \/>\n<meta property=\"og:site_name\" content=\"Diller Water Bottle Manufacturer\" \/>\n<meta property=\"article:published_time\" content=\"2025-10-31T02:05:27+00:00\" \/>\n<meta property=\"og:image\" content=\"https:\/\/www.dillerbottle.com\/wp-content\/uploads\/2025\/10\/how-to-tell-if-stainless-steel-how-to-tell-if-stainless-steel-scaled.png\" \/>\n\t<meta property=\"og:image:width\" content=\"2560\" \/>\n\t<meta property=\"og:image:height\" content=\"1439\" \/>\n\t<meta property=\"og:image:type\" content=\"image\/png\" \/>\n<meta name=\"author\" content=\"Chief Product Officer of Diller\" \/>\n<meta name=\"twitter:card\" content=\"summary_large_image\" \/>\n<meta name=\"twitter:label1\" content=\"Written by\" \/>\n\t<meta name=\"twitter:data1\" content=\"Chief Product Officer of Diller\" \/>\n\t<meta name=\"twitter:label2\" content=\"Est. reading time\" \/>\n\t<meta name=\"twitter:data2\" content=\"3 minit\" \/>\n<script type=\"application\/ld+json\" class=\"yoast-schema-graph\">{\"@context\":\"https:\\\/\\\/schema.org\",\"@graph\":[{\"@type\":\"Article\",\"@id\":\"https:\\\/\\\/www.dillerbottle.com\\\/info\\\/how-to-tell-if-stainless-steel.html#article\",\"isPartOf\":{\"@id\":\"https:\\\/\\\/www.dillerbottle.com\\\/info\\\/how-to-tell-if-stainless-steel.html\"},\"author\":{\"name\":\"Chief Product Officer of Diller\",\"@id\":\"https:\\\/\\\/www.dillerbottle.com\\\/#\\\/schema\\\/person\\\/6e4e3f367a0e12fd1bd059570c54c9af\"},\"headline\":\"How to Tell If Stainless Steel\",\"datePublished\":\"2025-10-31T02:05:27+00:00\",\"mainEntityOfPage\":{\"@id\":\"https:\\\/\\\/www.dillerbottle.com\\\/info\\\/how-to-tell-if-stainless-steel.html\"},\"wordCount\":473,\"commentCount\":0,\"publisher\":{\"@id\":\"https:\\\/\\\/www.dillerbottle.com\\\/#organization\"},\"image\":{\"@id\":\"https:\\\/\\\/www.dillerbottle.com\\\/info\\\/how-to-tell-if-stainless-steel.html#primaryimage\"},\"thumbnailUrl\":\"https:\\\/\\\/www.dillerbottle.com\\\/wp-content\\\/uploads\\\/2025\\\/10\\\/how-to-tell-if-stainless-steel-how-to-tell-if-stainless-steel-scaled.png\",\"keywords\":[\"Stainless Steel\"],\"articleSection\":[\"info\"],\"inLanguage\":\"ms-MY\",\"potentialAction\":[{\"@type\":\"CommentAction\",\"name\":\"Comment\",\"target\":[\"https:\\\/\\\/www.dillerbottle.com\\\/info\\\/how-to-tell-if-stainless-steel.html#respond\"]}]},{\"@type\":\"WebPage\",\"@id\":\"https:\\\/\\\/www.dillerbottle.com\\\/info\\\/how-to-tell-if-stainless-steel.html\",\"url\":\"https:\\\/\\\/www.dillerbottle.com\\\/info\\\/how-to-tell-if-stainless-steel.html\",\"name\":\"How to Tell If Stainless Steel - 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