{
 "version": "2026-10-20",
 "license": "Dimension sheets: CC BY 4.0. Standard and published-size files: CC BY 4.0. Xem Studio's own designs (files_license = Xem Studio Design License): free to use and sell things from, not to redistribute as files — https://xemstudio.com/license/. Other publishers' files: their own license, linked beside them.",
 "slug": "carbon-fibre-rod-sizes",
 "name": "Carbon fibre rod sizes: round 0.28 to 12 mm, square 4 to 10 mm",
 "kind": "standard",
 "category": "RC planes",
 "group": "Carbon tubes and spars",
 "year": null,
 "question": "What diameters do solid carbon fibre rods come in?",
 "tags": [
  "carbon fiber rod",
  "carbon rod",
  "pushrod",
  "rc plane",
  "kite",
  "stock sizes",
  "car"
 ],
 "aliases": [
  "carbon fiber rod sizes",
  "solid carbon rod diameter",
  "carbon pushrod",
  "square carbon rod",
  "1mm carbon rod",
  "2mm carbon rod"
 ],
 "overall_mm": {
  "length": null,
  "width": null,
  "height": null
 },
 "official_cad": false,
 "xem_status": "not-scanned",
 "les": false,
 "free_files": 0,
 "url": "https://xemstudio.com/objects/carbon-fibre-rod-sizes/",
 "sheet_txt": "https://xemstudio.com/objects/carbon-fibre-rod-sizes/sheet.txt",
 "sheet": {
  "basis": "Maker's product listings (Easy Composites carbon fibre rod)",
  "overall_mm": {
   "length": null,
   "width": null,
   "height": null
  },
  "notes": [
   "Solid pultruded carbon rod as listed: round 0.28 to 12 mm, square 4, 5, 6, 8 and 10 mm, and a 3 mm half round. Lengths 1000 mm, most also 2000 mm (0.28 mm and the half round 1000 mm only).",
   "No file: a solid rod is a plain cylinder or bar; the diameter is the design number (bore it into your part at true size and add your own fit)."
  ],
  "table": {
   "columns": [
    "section",
    "size mm"
   ],
   "rows": [
    [
     "round",
     "0.28"
    ],
    [
     "round",
     "0.5"
    ],
    [
     "round",
     "0.8"
    ],
    [
     "round",
     "1"
    ],
    [
     "round",
     "1.2"
    ],
    [
     "round",
     "1.5"
    ],
    [
     "round",
     "2"
    ],
    [
     "round",
     "2.5"
    ],
    [
     "round",
     "3"
    ],
    [
     "round",
     "4"
    ],
    [
     "round",
     "5"
    ],
    [
     "round",
     "6"
    ],
    [
     "round",
     "8"
    ],
    [
     "round",
     "10"
    ],
    [
     "round",
     "12"
    ],
    [
     "square",
     "4 × 4"
    ],
    [
     "square",
     "5 × 5"
    ],
    [
     "square",
     "6 × 6"
    ],
    [
     "square",
     "8 × 8"
    ],
    [
     "square",
     "10 × 10"
    ],
    [
     "half round",
     "3 (diameter)"
    ]
   ]
  }
 },
 "sheet_text": "Carbon fibre rod sizes: round 0.28 to 12 mm, square 4 to 10 mm — dimension sheet\nSource: Xem Studio, https://xemstudio.com/objects/carbon-fibre-rod-sizes/  (sheet CC BY 4.0)\nBasis: Maker's product listings (Easy Composites carbon fibre rod)\nCatalog version: 2026-10-20\n\nSizes: see table below\n- Solid pultruded carbon rod as listed: round 0.28 to 12 mm, square 4, 5, 6, 8 and 10 mm, and a 3 mm half round. Lengths 1000 mm, most also 2000 mm (0.28 mm and the half round 1000 mm only).\n- No file: a solid rod is a plain cylinder or bar; the diameter is the design number (bore it into your part at true size and add your own fit).\n\nsection  size mm\nround  0.28\nround  0.5\nround  0.8\nround  1\nround  1.2\nround  1.5\nround  2\nround  2.5\nround  3\nround  4\nround  5\nround  6\nround  8\nround  10\nround  12\nsquare  4 × 4\nsquare  5 × 5\nsquare  6 × 6\nsquare  8 × 8\nsquare  10 × 10\nhalf round  3 (diameter)\n\nFiles elsewhere (not hosted by Xem Studio; license as stated by the publisher):\n- Easy Composites: Carbon fibre rod (category: diameter in each title) — web — Publisher's page; dimensions are facts — https://www.easycomposites.co.uk/carbon-fibre-rod\n- Easy Composites: Technical datasheet: carbon fibre pultrusions (tube, rod, strip, box section sizes) — web — Publisher's page; dimensions are facts — https://media.easycomposites.eu/datasheets/EC-TDS-Carbon-Fibre-Pultrusions.pdf\n\nNo true-size file yet: the published figures do not fix the whole shape; a measured scan is planned.\nAPI: https://xemstudio.com/api/geometry?object=carbon-fibre-rod-sizes\n",
 "sources": [
  {
   "publisher": "Easy Composites",
   "title": "Carbon fibre rod (category: diameter in each title)",
   "url": "https://www.easycomposites.co.uk/carbon-fibre-rod",
   "formats": [
    "web"
   ],
   "license": "Publisher's page; dimensions are facts",
   "license_verified": true,
   "hosted": false
  },
  {
   "publisher": "Easy Composites",
   "title": "Technical datasheet: carbon fibre pultrusions (tube, rod, strip, box section sizes)",
   "url": "https://media.easycomposites.eu/datasheets/EC-TDS-Carbon-Fibre-Pultrusions.pdf",
   "formats": [
    "web"
   ],
   "license": "Publisher's page; dimensions are facts",
   "license_verified": true,
   "hosted": false
  }
 ],
 "xem": {
  "status": "not-scanned",
  "sheet_free": true,
  "mesh_price_usd": null,
  "step_price_usd": null,
  "tolerance_mm": null
 },
 "related": [
  "carbon-fibre-tube-sizes",
  "carbon-fibre-square-tube-sizes",
  "carbon-fibre-strip-sizes",
  "music-wire-sizes"
 ],
 "fits": [],
 "dimensions": "exact (nominal, no printing tolerance)",
 "dimension_rule": "All geometry on Xem Studio is exact (nominal, true size) with no printing tolerance. Where a part meets another part, the object lists its mating features (feature, exact size, what it mates with, fit class: press, slide, run, socket, clamp or designed). Apply your process's allowance to those features only; 'designed' gaps are part of the design and stay as drawn.",
 "mating": [],
 "faq": [
  {
   "q": "What is the thinnest carbon rod?",
   "a": "0.28 mm in this maker's list; the next sizes are 0.5, 0.8 and 1 mm."
  }
 ],
 "files_license": null,
 "offers": [],
 "markdown": "https://xemstudio.com/objects/carbon-fibre-rod-sizes/index.md"
}