{"product_id":"brass-round-tube-pipe-0-75mm-wall-od-2-5-12mm-300mm","title":"Brass Round Tube Pipe – 0.75mm Wall Thickness | OD 2.5–12mm | 300mm Length","description":"\u003cscript type=\"application\/ld+json\"\u003e\n{\n  \"@context\": \"https:\/\/schema.org\",\n  \"@type\": \"FAQPage\",\n  \"mainEntity\": [\n    {\n      \"@type\": \"Question\",\n      \"name\": \"How do I choose the right OD and length for my project?\",\n      \"acceptedAnswer\": {\n        \"@type\": \"Answer\",\n        \"text\": \"Measure the hole or shaft your tube needs to fit around or inside. The OD (outer diameter) should match or slightly exceed the inner dimension of the receiving part. For length, 300mm (≈11.8\\u201d) is typically sufficient for most hobby and repair applications — cut to size with a fine-tooth saw or tube cutter.\"\n      }\n    },\n    {\n      \"@type\": \"Question\",\n      \"name\": \"What load or pressure can these brass tubes handle?\",\n      \"acceptedAnswer\": {\n        \"@type\": \"Answer\",\n        \"text\": \"Brass tubing with a 0.75mm wall is generally suited for light-duty structural, decorative, and low-pressure fluid applications. For high-pressure hydraulic or pneumatic systems, a thicker wall tube is recommended. Contact us to confirm suitability for your specific load requirements.\"\n      }\n    },\n    {\n      \"@type\": \"Question\",\n      \"name\": \"Can these tubes be used outdoors or in humid environments?\",\n      \"acceptedAnswer\": {\n        \"@type\": \"Answer\",\n        \"text\": \"Brass has naturally good corrosion resistance and performs well in mildly humid or indoor-outdoor environments. For prolonged saltwater or highly corrosive exposure, a protective lacquer or sealant coating is generally recommended to extend service life.\"\n      }\n    },\n    {\n      \"@type\": \"Question\",\n      \"name\": \"Are these tubes compatible with standard fittings and connectors?\",\n      \"acceptedAnswer\": {\n        \"@type\": \"Answer\",\n        \"text\": \"These are metric-dimensioned round tubes. They are typically compatible with metric compression fittings, push-fit connectors, and hobby\/model hardware designed for the corresponding OD. For imperial fittings, verify the OD in inches before ordering — for example, the 6mm OD tube measures approximately 0.236\\u201d.\"\n      }\n    },\n    {\n      \"@type\": \"Question\",\n      \"name\": \"How do I cut or machine these brass tubes?\",\n      \"acceptedAnswer\": {\n        \"@type\": \"Answer\",\n        \"text\": \"Brass is a free-machining alloy and cuts cleanly with a pipe\/tube cutter, fine-tooth hacksaw, or lathe. Deburr cut ends with a round file or deburring tool. Drilling and tapping are also straightforward with standard HSS bits.\"\n      }\n    },\n    {\n      \"@type\": \"Question\",\n      \"name\": \"What is the difference between OD and ID, and why does it matter?\",\n      \"acceptedAnswer\": {\n        \"@type\": \"Answer\",\n        \"text\": \"OD (outer diameter) is the total width of the tube including the wall; ID (inner diameter) is the clear bore inside. With a fixed 0.75mm wall, ID = OD − 1.5mm. Choose based on whether you need the tube to slide over a shaft (match OD) or pass a wire\/rod through it (match ID).\"\n      }\n    },\n    {\n      \"@type\": \"Question\",\n      \"name\": \"Can I solder or braze these brass tubes?\",\n      \"acceptedAnswer\": {\n        \"@type\": \"Answer\",\n        \"text\": \"Yes. Brass solders and brazes readily with standard silver solder, lead-free plumbing solder, or brass brazing rod. Clean the joint area with flux before heating for best adhesion.\"\n      }\n    }\n  ]\n}\n\u003c\/script\u003e\n\n\u003cdiv class=\"hdiy-desc\"\u003e\n\n  \u003cdiv class=\"hdiy-overview\"\u003e\n    \u003ch2\u003eBrass Round Tube Pipe — Precision Hollow Tubing for Modeling, Crafts \u0026amp; DIY Repairs\u003c\/h2\u003e\n    \u003cp\u003eWhether you're building a scale model, fabricating a custom bracket, routing a small fluid line, or repairing a worn shaft sleeve, finding a brass round tube pipe in exactly the right diameter is half the battle. Undersized stock leaves slop; oversized stock won't fit. These tubes are sized to metric precision so you get a predictable, repeatable fit every time — no guesswork, no grinding down a close-enough substitute.\u003c\/p\u003e\n    \u003cp\u003eEach piece is a seamless brass hollow round tube with a consistent \u003cstrong\u003e0.75mm wall thickness\u003c\/strong\u003e and a fixed length of \u003cstrong\u003e300mm (≈11.8\")\u003c\/strong\u003e. Outer diameters range from \u003cstrong\u003e2.5mm (≈3\/32\")\u003c\/strong\u003e to \u003cstrong\u003e12mm (≈15\/32\")\u003c\/strong\u003e, with corresponding inner diameters from 1mm to 10.5mm — select your OD × ID combination from the variant options above. The brass alloy machines, cuts, solders, and bends cleanly, making it a go-to stock material for hobbyists and tradespeople alike.\u003c\/p\u003e\n    \u003cp\u003eTypical use cases include telescope and camera rig spacers, RC model frame tubing, jewelry findings and bead cores, small-bore fluid or air lines in workshop equipment, and decorative inlay or accent work in woodworking projects — all applications where a \u003cstrong\u003esmall diameter brass tube\u003c\/strong\u003e with a thin, uniform wall is the right call.\u003c\/p\u003e\n  \u003c\/div\u003e\n\n  \u003cdiv class=\"hdiy-compat\"\u003e\n    \u003cspan class=\"hdiy-compat-icon\"\u003eℹ️\u003c\/span\u003e\n    \u003cstrong\u003eSizing note:\u003c\/strong\u003e All dimensions are metric. OD and ID are listed in the variant selector as \"Sizes (OD × ID)\". Wall thickness is fixed at 0.75mm across all sizes. Verify your required bore (ID) before ordering — ID = OD − 1.5mm.\n  \u003c\/div\u003e\n\n  \u003ch2\u003e✅ Key Features of These Brass Round Tube Pipes\u003c\/h2\u003e\n  \u003cul class=\"hdiy-features\"\u003e\n    \u003cli\u003e\n\u003cspan class=\"hdiy-icon\"\u003e🔩\u003c\/span\u003e\u003cspan\u003e\u003cstrong\u003eConsistent 0.75mm Wall\u003c\/strong\u003e — Uniform wall thickness across all 11 size variants ensures predictable ID-to-OD relationships and even stress distribution when bending or pressing.\u003c\/span\u003e\n\u003c\/li\u003e\n    \u003cli\u003e\n\u003cspan class=\"hdiy-icon\"\u003e📏\u003c\/span\u003e\u003cspan\u003e\u003cstrong\u003eWide Size Range in One Listing\u003c\/strong\u003e — OD from 2.5mm to 12mm lets you source multiple diameters for telescoping tube assemblies or multi-size projects without hunting across separate listings.\u003c\/span\u003e\n\u003c\/li\u003e\n    \u003cli\u003e\n\u003cspan class=\"hdiy-icon\"\u003e⚙️\u003c\/span\u003e\u003cspan\u003e\u003cstrong\u003eFree-Machining Brass Alloy\u003c\/strong\u003e — Cuts cleanly with a tube cutter or fine-tooth saw, drills without grabbing, and taps easily — ideal for \u003cstrong\u003esmall brass tube for model making\u003c\/strong\u003e and precision hobby work.\u003c\/span\u003e\n\u003c\/li\u003e\n    \u003cli\u003e\n\u003cspan class=\"hdiy-icon\"\u003e🔥\u003c\/span\u003e\u003cspan\u003e\u003cstrong\u003eSolderable \u0026amp; Brazeable\u003c\/strong\u003e — Bonds readily with silver solder, lead-free plumbing solder, or brass brazing rod, making it straightforward to join sections or attach fittings in fluid-line or structural applications.\u003c\/span\u003e\n\u003c\/li\u003e\n    \u003cli\u003e\n\u003cspan class=\"hdiy-icon\"\u003e🌿\u003c\/span\u003e\u003cspan\u003e\u003cstrong\u003eNatural Corrosion Resistance\u003c\/strong\u003e — Brass resists oxidation in typical indoor and mildly humid environments, making these tubes suitable for decorative hardware, instrument components, and light outdoor use.\u003c\/span\u003e\n\u003c\/li\u003e\n    \u003cli\u003e\n\u003cspan class=\"hdiy-icon\"\u003e✂️\u003c\/span\u003e\u003cspan\u003e\u003cstrong\u003e300mm Stock Length\u003c\/strong\u003e — At 300mm (≈11.8\"), each tube provides enough material to cut multiple shorter pieces for most hobby and repair tasks, reducing waste compared to buying pre-cut short sections.\u003c\/span\u003e\n\u003c\/li\u003e\n  \u003c\/ul\u003e\n\n  \u003ch2\u003e📐 Technical Specifications — Brass Hollow Round Tube\u003c\/h2\u003e\n  \u003cdiv class=\"hdiy-table-wrap\"\u003e\n    \u003ctable\u003e\n      \u003ctbody\u003e\n        \u003ctr\u003e\n\u003cth\u003eMaterial\u003c\/th\u003e\n\u003ctd\u003eBrass (copper-zinc alloy)\u003c\/td\u003e\n\u003c\/tr\u003e\n        \u003ctr\u003e\n\u003cth\u003eTube Form\u003c\/th\u003e\n\u003ctd\u003eRound, hollow (seamless)\u003c\/td\u003e\n\u003c\/tr\u003e\n        \u003ctr\u003e\n\u003cth\u003eWall Thickness\u003c\/th\u003e\n\u003ctd\u003e0.75mm (fixed across all variants)\u003c\/td\u003e\n\u003c\/tr\u003e\n        \u003ctr\u003e\n\u003cth\u003eOuter Diameter (OD) Range\u003c\/th\u003e\n\u003ctd\u003e2.5mm (≈3\/32\") — 12mm (≈15\/32\")\u003c\/td\u003e\n\u003c\/tr\u003e\n        \u003ctr\u003e\n\u003cth\u003eInner Diameter (ID) Range\u003c\/th\u003e\n\u003ctd\u003e1mm — 10.5mm (ID = OD − 1.5mm)\u003c\/td\u003e\n\u003c\/tr\u003e\n        \u003ctr\u003e\n\u003cth\u003eLength\u003c\/th\u003e\n\u003ctd\u003e300mm (≈11.8\")\u003c\/td\u003e\n\u003c\/tr\u003e\n        \u003ctr\u003e\n\u003cth\u003eAvailable OD × ID Sizes\u003c\/th\u003e\n\u003ctd\u003e2.5×1 \/ 3×1.5 \/ 3.5×2 \/ 4×2.5 \/ 4.5×3 \/ 5×3.5 \/ 6×4.5 \/ 8×6.5 \/ 10×8.5 \/ 11×9.5 \/ 12×10.5 (all in mm)\u003c\/td\u003e\n\u003c\/tr\u003e\n        \u003ctr\u003e\n\u003cth\u003eSurface Finish\u003c\/th\u003e\n\u003ctd\u003eSee variant options\u003c\/td\u003e\n\u003c\/tr\u003e\n        \u003ctr\u003e\n\u003cth\u003eMachinability\u003c\/th\u003e\n\u003ctd\u003eExcellent — free-machining brass\u003c\/td\u003e\n\u003c\/tr\u003e\n        \u003ctr\u003e\n\u003cth\u003eSolderability\u003c\/th\u003e\n\u003ctd\u003eCompatible with silver solder, lead-free solder, brass brazing rod\u003c\/td\u003e\n\u003c\/tr\u003e\n        \u003ctr\u003e\n\u003cth\u003eCorrosion Resistance\u003c\/th\u003e\n\u003ctd\u003eGood in indoor \/ mildly humid environments\u003c\/td\u003e\n\u003c\/tr\u003e\n        \u003ctr\u003e\n\u003cth\u003eCountry of Manufacture\u003c\/th\u003e\n\u003ctd\u003eChina\u003c\/td\u003e\n\u003c\/tr\u003e\n        \u003ctr\u003e\n\u003cth\u003eQuantity per Order\u003c\/th\u003e\n\u003ctd\u003eSee variant options \/ contact us to confirm\u003c\/td\u003e\n\u003c\/tr\u003e\n      \u003c\/tbody\u003e\n    \u003c\/table\u003e\n  \u003c\/div\u003e\n\n  \u003cdiv class=\"hdiy-note\"\u003e\n    \u003cspan class=\"hdiy-note-icon\"\u003e⚠️\u003c\/span\u003e\n    \u003cstrong\u003eConfirm your dimensions before ordering.\u003c\/strong\u003e Tube OD and ID are listed in the variant selector. If your application requires a specific tolerance (e.g., H7\/h6 fit), contact us to confirm stock tolerances before purchasing.\n  \u003c\/div\u003e\n\n  \u003ch2\u003e❓ Frequently Asked Questions\u003c\/h2\u003e\n  \u003cdiv class=\"hdiy-faq\"\u003e\n\n    \u003cdetails\u003e\n      \u003csummary\u003eHow do I choose the right OD and length for my project?\u003c\/summary\u003e\n      \u003cdiv class=\"hdiy-faq-body\"\u003e\n        \u003cp\u003eMeasure the hole or shaft your tube needs to fit around or inside. The OD (outer diameter) should match or slightly exceed the inner dimension of the receiving part. For length, 300mm (≈11.8\") is typically sufficient for most hobby and repair applications — cut to size with a fine-tooth saw or tube cutter. If you need multiple short pieces, one 300mm tube generally yields 3–6 sections depending on your cut length.\u003c\/p\u003e\n      \u003c\/div\u003e\n    \u003c\/details\u003e\n\n    \u003cdetails\u003e\n      \u003csummary\u003eWhat load or pressure can these brass tubes handle?\u003c\/summary\u003e\n      \u003cdiv class=\"hdiy-faq-body\"\u003e\n        \u003cp\u003eBrass tubing with a 0.75mm wall is generally suited for light-duty structural, decorative, and low-pressure fluid applications. For high-pressure hydraulic or pneumatic systems, a thicker wall tube is recommended. Contact us to confirm suitability for your specific load or pressure requirements.\u003c\/p\u003e\n      \u003c\/div\u003e\n    \u003c\/details\u003e\n\n    \u003cdetails\u003e\n      \u003csummary\u003eCan these tubes be used outdoors or in humid environments?\u003c\/summary\u003e\n      \u003cdiv class=\"hdiy-faq-body\"\u003e\n        \u003cp\u003eBrass has naturally good corrosion resistance and performs well in mildly humid or indoor-outdoor environments. For prolonged saltwater or highly corrosive exposure, a protective lacquer or sealant coating is generally recommended to extend service life.\u003c\/p\u003e\n      \u003c\/div\u003e\n    \u003c\/details\u003e\n\n    \u003cdetails\u003e\n      \u003csummary\u003eAre these tubes compatible with standard fittings and connectors?\u003c\/summary\u003e\n      \u003cdiv class=\"hdiy-faq-body\"\u003e\n        \u003cp\u003eThese are metric-dimensioned round tubes. They are typically compatible with metric compression fittings, push-fit connectors, and hobby\/model hardware designed for the corresponding OD. For imperial fittings, verify the OD in inches before ordering — for example, the 6mm OD tube measures approximately 0.236\" (just under 1\/4\").\u003c\/p\u003e\n      \u003c\/div\u003e\n    \u003c\/details\u003e\n\n    \u003cdetails\u003e\n      \u003csummary\u003eHow do I cut or machine these brass tubes?\u003c\/summary\u003e\n      \u003cdiv class=\"hdiy-faq-body\"\u003e\n        \u003cp\u003eBrass is a free-machining alloy and cuts cleanly with a pipe\/tube cutter, fine-tooth hacksaw, or lathe. Deburr cut ends with a round file or deburring tool after cutting. Drilling and tapping are also straightforward with standard HSS bits — no special tooling required for most hobby applications.\u003c\/p\u003e\n      \u003c\/div\u003e\n    \u003c\/details\u003e\n\n    \u003cdetails\u003e\n      \u003csummary\u003eWhat is the difference between OD and ID, and why does it matter?\u003c\/summary\u003e\n      \u003cdiv class=\"hdiy-faq-body\"\u003e\n        \u003cp\u003eOD (outer diameter) is the total width of the tube including the wall; ID (inner diameter) is the clear bore inside. With a fixed 0.75mm wall, ID = OD − 1.5mm. Choose based on whether you need the tube to slide over a shaft (match OD to the shaft's OD) or pass a wire, rod, or fluid through it (match ID to the required bore).\u003c\/p\u003e\n      \u003c\/div\u003e\n    \u003c\/details\u003e\n\n    \u003cdetails\u003e\n      \u003csummary\u003eCan I solder or braze these brass tubes?\u003c\/summary\u003e\n      \u003cdiv class=\"hdiy-faq-body\"\u003e\n        \u003cp\u003eYes. Brass solders and brazes readily with standard silver solder, lead-free plumbing solder, or brass brazing rod. Clean the joint area and apply flux before heating for best adhesion. This makes these tubes well-suited for joining sections end-to-end or attaching fittings in small fluid-line or structural assemblies.\u003c\/p\u003e\n      \u003c\/div\u003e\n    \u003c\/details\u003e\n\n  \u003c\/div\u003e\n\n  \u003cdiv class=\"hdiy-cta\"\u003e\n    🛒 Select your \u003cstrong\u003esize (OD × ID) and length\u003c\/strong\u003e above, then add to cart — ships from our US warehouse.\n  \u003c\/div\u003e\n\n\u003c\/div\u003e","brand":"HomeDIYer","offers":[{"title":"2.5mm x 1mm \/ 0.75mm \/ 300mm","offer_id":52332699156754,"sku":"AdaahDZ34050x1","price":8.49,"currency_code":"USD","in_stock":true},{"title":"3mm x 1.5mm \/ 0.75mm \/ 300mm","offer_id":52332699189522,"sku":"AdaahDZ34056x1","price":9.13,"currency_code":"USD","in_stock":true},{"title":"3.5mm x 2mm \/ 0.75mm \/ 300mm","offer_id":52332699222290,"sku":"AdaahDZ34063x1","price":10.04,"currency_code":"USD","in_stock":true},{"title":"4mm x 2.5mm \/ 0.75mm \/ 300mm","offer_id":52332699255058,"sku":"AdaahDZ34070x1","price":11.53,"currency_code":"USD","in_stock":true},{"title":"4.5mm x 3mm \/ 0.75mm \/ 300mm","offer_id":52332699287826,"sku":"AdaahDZ34076x1","price":13.06,"currency_code":"USD","in_stock":true},{"title":"5mm x 3.5mm \/ 0.75mm \/ 300mm","offer_id":52332699320594,"sku":"AdaahDZ34082x1","price":13.94,"currency_code":"USD","in_stock":true},{"title":"6mm x 4.5mm \/ 0.75mm \/ 300mm","offer_id":52332699353362,"sku":"AdaahDZ34095x1","price":14.77,"currency_code":"USD","in_stock":true},{"title":"8mm x 6.5mm \/ 0.75mm \/ 300mm","offer_id":52332699386130,"sku":"AdaahDZ34118x1","price":18.22,"currency_code":"USD","in_stock":true},{"title":"10mm x 8.5mm \/ 0.75mm \/ 300mm","offer_id":52332699418898,"sku":"AdaahDZ34142x1","price":22.34,"currency_code":"USD","in_stock":true},{"title":"11mm x 9.5mm \/ 0.75mm \/ 300mm","offer_id":52332699451666,"sku":"AdaahDZ34154x1","price":24.4,"currency_code":"USD","in_stock":true},{"title":"12mm x 10.5mm \/ 0.75mm \/ 300mm","offer_id":52332699484434,"sku":"AdaahDZ34163x1","price":27.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0884\/8936\/1682\/files\/Picture11of11_9fd5a173-146b-465a-a760-b7c7fb0c8ad9.jpg?v=1781102380","url":"https:\/\/homediyer.com\/de\/products\/brass-round-tube-pipe-0-75mm-wall-od-2-5-12mm-300mm","provider":"HomeDIYer","version":"1.0","type":"link"}