{
 "version": "2026-10-20",
 "license": "Dimension sheets are written by Xem Studio from the cited sources and are free to use (CC BY 4.0, attribute 'Xem Studio'). Linked files belong to their publishers under the license shown; Xem Studio does not host them. 'license_verified: false' means the license shown is from memory or the publisher's page as last read and should be confirmed at the link before commercial use.",
 "slug": "tri-clamp-vessel-12in",
 "name": "Tri-clamp vessel, 12 in: closed-bottom pots 2 to 24 in deep (flat, dished, round)",
 "kind": "hardware",
 "category": "Hardware",
 "group": "Tri-clamp vessels",
 "year": null,
 "question": "What sizes of 12 inch tri-clamp pot or closed-end spool are there?",
 "tags": [
  "vessel",
  "pot",
  "dish",
  "cup",
  "closed end",
  "fermenter",
  "brew pot",
  "sanitary",
  "tri-clamp",
  "clamp fitting",
  "brewing",
  "homebrew"
 ],
 "aliases": [
  "12 inch tri clamp pot",
  "12 in tri clamp vessel",
  "12 inch tri clamp closed end",
  "12 x 12 tri clamp",
  "tri clamp dish 12 inch",
  "tri clamp cup 12 inch",
  "12 inch tri clamp fermenter",
  "recipiente tri clamp 12 pulgadas",
  "Tri-Clamp Behälter 12 Zoll"
 ],
 "overall_mm": {
  "length": null,
  "width": null,
  "height": null
 },
 "official_cad": false,
 "xem_status": "free-files",
 "les": false,
 "free_files": 22,
 "url": "https://xemstudio.com/objects/tri-clamp-vessel-12in/",
 "sheet_txt": "https://xemstudio.com/objects/tri-clamp-vessel-12in/sheet.txt",
 "sheet": {
  "basis": "Xem Studio design: 12 in sanitary tube Ø304.8 × 3.40 with an ISO 2852 clamp face on top and a welded bottom — flat plate (tube-wall thick), flanged-and-dished (crown R = OD, knuckle 6 %) or hemispherical",
  "overall_mm": {
   "length": null,
   "width": null,
   "height": null
  },
  "notes": [
   "A 12 in tri-clamp pot: one clamp face, closed bottom. Depth is measured from the clamp face to the outside of the bottom; capacity is to the face plane.",
   "Every size here is the actual size of the metal part, with no printing allowance. The printable 45° version is printable-tri-clamp-vessel-12in (not made: a 12 in flange is wider than a 256 mm print bed).",
   "Close it with any cap, dome lid or ported cap of the same size, a clamp and a gasket.",
   "Every clamp face is the ISO 2852 profile used across this site: 2.85 mm rim, flat face with the gasket groove (K 1.6 deep, R3 1.2 bottom, 23° walls, P2 0.8 edges) on C2, 20° back cone. Flange C3 / groove C2 / tube OD × wall, mm: ½–¾ in 25.0 / 20.4 (derived) / 12.7–19.05 × 1.65; 1–1½ in 50.5 / 43.5 / 25.4–38.1 × 1.65; 2 in 64.0 / 56.5 / 50.8 × 1.65; 2½ in 77.5 / 70.5 / 63.5 × 1.65; 3 in 91.0 / 83.5 / 76.2 × 1.65; 4 in 119.0 / 110.0 / 101.6 × 2.11; 6 in 166.9 (6.570 in) / 156.5 / 152.4 × 2.77; 8 in 217.7 (8.570 in) / 207.0 / 203.2 × 2.77; 10 in 268.5 / 261.0 / 254.0 × 3.40; 12 in 319.3 / 311.8 / 304.8 × 3.40."
  ],
  "table": {
   "columns": [
    "depth_in",
    "depth_mm",
    "flat_L",
    "dished_L",
    "round_L"
   ],
   "rows": [
    [
     2,
     50.8,
     3.31,
     "—",
     "—"
    ],
    [
     3,
     76.2,
     5.08,
     3.72,
     "—"
    ],
    [
     4,
     101.6,
     6.85,
     5.49,
     "—"
    ],
    [
     6,
     152.4,
     10.39,
     9.04,
     "—"
    ],
    [
     8,
     203.2,
     13.93,
     12.58,
     10.47
    ],
    [
     10,
     254,
     17.48,
     16.12,
     14.01
    ],
    [
     12,
     304.8,
     21.02,
     19.67,
     17.56
    ],
    [
     18,
     457.2,
     31.65,
     30.3,
     28.19
    ],
    [
     24,
     609.6,
     42.28,
     40.92,
     38.81
    ]
   ]
  }
 },
 "sheet_text": "Tri-clamp vessel, 12 in: closed-bottom pots 2 to 24 in deep (flat, dished, round) — dimension sheet\nSource: Xem Studio, https://xemstudio.com/objects/tri-clamp-vessel-12in/  (CC BY 4.0)\nBasis: Xem Studio design: 12 in sanitary tube Ø304.8 × 3.40 with an ISO 2852 clamp face on top and a welded bottom — flat plate (tube-wall thick), flanged-and-dished (crown R = OD, knuckle 6 %) or hemispherical\nCatalog version: 2026-10-20\n\nSizes: see table below\n- A 12 in tri-clamp pot: one clamp face, closed bottom. Depth is measured from the clamp face to the outside of the bottom; capacity is to the face plane.\n- Every size here is the actual size of the metal part, with no printing allowance. The printable 45° version is printable-tri-clamp-vessel-12in (not made: a 12 in flange is wider than a 256 mm print bed).\n- Close it with any cap, dome lid or ported cap of the same size, a clamp and a gasket.\n- Every clamp face is the ISO 2852 profile used across this site: 2.85 mm rim, flat face with the gasket groove (K 1.6 deep, R3 1.2 bottom, 23° walls, P2 0.8 edges) on C2, 20° back cone. Flange C3 / groove C2 / tube OD × wall, mm: ½–¾ in 25.0 / 20.4 (derived) / 12.7–19.05 × 1.65; 1–1½ in 50.5 / 43.5 / 25.4–38.1 × 1.65; 2 in 64.0 / 56.5 / 50.8 × 1.65; 2½ in 77.5 / 70.5 / 63.5 × 1.65; 3 in 91.0 / 83.5 / 76.2 × 1.65; 4 in 119.0 / 110.0 / 101.6 × 2.11; 6 in 166.9 (6.570 in) / 156.5 / 152.4 × 2.77; 8 in 217.7 (8.570 in) / 207.0 / 203.2 × 2.77; 10 in 268.5 / 261.0 / 254.0 × 3.40; 12 in 319.3 / 311.8 / 304.8 × 3.40.\n\ndepth_in  depth_mm  flat_L  dished_L  round_L\n2  50.8  3.31  —  —\n3  76.2  5.08  3.72  —\n4  101.6  6.85  5.49  —\n6  152.4  10.39  9.04  —\n8  203.2  13.93  12.58  10.47\n10  254.0  17.48  16.12  14.01\n12  304.8  21.02  19.67  17.56\n18  457.2  31.65  30.3  28.19\n24  609.6  42.28  40.92  38.81\n\nFiles elsewhere (not hosted by Xem Studio; license as stated by the publisher):\n- ASME: Flanged and dished (F&D) heads: crown radius = OD, knuckle radius 6 % of OD (BPVC Section VIII torispherical head) — standard — ASME; proportions are facts [verify license at link] — https://www.asme.org/codes-standards/find-codes-standards/bpvc-viii-1-bpvc-section-viii-rules-for-construction-of-pressure-vessels-division-1\n- GW Kent: Tri-clamp fittings guide: tube OD, flange OD and ID per size to 12 in; solid cap thickness — web — publisher's guide; dimensions cited — https://www.gwkent.com/triclamp-guide\n- Rubber Fab: Tri-clamp dimensions chart (ID, OD, bead per clamp size, ½ to 12 in and DIN 32676) — PDF — publisher's chart; dimensions cited, nothing copied — https://shop.andersonprocess.com/media/assets/product/documents/rubber-fab-tri-clamp-dimensions.pdf\n- Rubber Fab: Tri-Clamp gasket dimensional chart: gasket ID, OD and bead diameter per size (2 in bead 2.22 in / 56.50 mm, 1.5 in 1.71 / 43.50, 3 in 3.29 / 83.50) — PDF — maker chart; dimensions are facts [verify license at link] — https://shop.andersonprocess.com/media/assets/product/documents/rubber-fab-tri-clamp-dimensions.pdf\n\nFree files (CC BY 4.0, Xem Studio; STEP + STL, 22 parts): https://xemstudio.com/files/hardware/tri-clamp-vessel-12in/index.json\nAPI: https://xemstudio.com/api/geometry?object=tri-clamp-vessel-12in\n",
 "sources": [
  {
   "publisher": "ASME",
   "title": "Flanged and dished (F&D) heads: crown radius = OD, knuckle radius 6 % of OD (BPVC Section VIII torispherical head)",
   "url": "https://www.asme.org/codes-standards/find-codes-standards/bpvc-viii-1-bpvc-section-viii-rules-for-construction-of-pressure-vessels-division-1",
   "formats": [
    "standard"
   ],
   "license": "ASME; proportions are facts",
   "license_verified": false,
   "hosted": false
  },
  {
   "publisher": "GW Kent",
   "title": "Tri-clamp fittings guide: tube OD, flange OD and ID per size to 12 in; solid cap thickness",
   "url": "https://www.gwkent.com/triclamp-guide",
   "formats": [
    "web"
   ],
   "license": "publisher's guide; dimensions cited",
   "license_verified": true,
   "hosted": false
  },
  {
   "publisher": "Rubber Fab",
   "title": "Tri-clamp dimensions chart (ID, OD, bead per clamp size, ½ to 12 in and DIN 32676)",
   "url": "https://shop.andersonprocess.com/media/assets/product/documents/rubber-fab-tri-clamp-dimensions.pdf",
   "formats": [
    "PDF"
   ],
   "license": "publisher's chart; dimensions cited, nothing copied",
   "license_verified": true,
   "hosted": false
  },
  {
   "publisher": "Rubber Fab",
   "title": "Tri-Clamp gasket dimensional chart: gasket ID, OD and bead diameter per size (2 in bead 2.22 in / 56.50 mm, 1.5 in 1.71 / 43.50, 3 in 3.29 / 83.50)",
   "url": "https://shop.andersonprocess.com/media/assets/product/documents/rubber-fab-tri-clamp-dimensions.pdf",
   "formats": [
    "PDF"
   ],
   "license": "maker chart; dimensions are facts",
   "license_verified": false,
   "hosted": false
  }
 ],
 "xem": {
  "status": "free-files",
  "sheet_free": true,
  "mesh_price_usd": null,
  "step_price_usd": null,
  "tolerance_mm": null
 },
 "related": [
  "tri-clamp-vessel-1-5in",
  "tri-clamp-vessel-2in",
  "tri-clamp-vessel-3in",
  "tri-clamp-vessel-4in",
  "tri-clamp-vessel-6in",
  "tri-clamp-dome-lids",
  "tri-clamp-ported-end-caps"
 ],
 "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": "How much does a 12 × 12 in tri-clamp pot hold?",
   "a": "21.02 L with a flat bottom."
  },
  {
   "q": "Which bottom should I choose?",
   "a": "Flat stands on a bench; dished (F&D) is the usual tank bottom and stands on a ring; round drains to one point."
  }
 ],
 "files_license": null,
 "offers": [
  {
   "file": "vessel-12in-x-2in-flat",
   "formats": [
    "step",
    "stl"
   ],
   "price_usd": 0,
   "license": "CC BY 4.0 (Xem Studio)",
   "step": "https://xemstudio.com/files/hardware/tri-clamp-vessel-12in/vessel-12in-x-2in-flat.step",
   "stl": "https://xemstudio.com/files/hardware/tri-clamp-vessel-12in/vessel-12in-x-2in-flat.stl",
   "note": "12 × 2 in, flat bottom: 50.8 mm face to bottom, holds 3.31 L to the face"
  },
  {
   "file": "vessel-12in-x-3in-flat",
   "formats": [
    "step",
    "stl"
   ],
   "price_usd": 0,
   "license": "CC BY 4.0 (Xem Studio)",
   "step": "https://xemstudio.com/files/hardware/tri-clamp-vessel-12in/vessel-12in-x-3in-flat.step",
   "stl": "https://xemstudio.com/files/hardware/tri-clamp-vessel-12in/vessel-12in-x-3in-flat.stl",
   "note": "12 × 3 in, flat bottom: 76.2 mm face to bottom, holds 5.08 L to the face"
  },
  {
   "file": "vessel-12in-x-3in-dished",
   "formats": [
    "step",
    "stl"
   ],
   "price_usd": 0,
   "license": "CC BY 4.0 (Xem Studio)",
   "step": "https://xemstudio.com/files/hardware/tri-clamp-vessel-12in/vessel-12in-x-3in-dished.step",
   "stl": "https://xemstudio.com/files/hardware/tri-clamp-vessel-12in/vessel-12in-x-3in-dished.stl",
   "note": "12 × 3 in, dished bottom: 76.2 mm face to bottom, holds 3.72 L to the face"
  },
  {
   "file": "vessel-12in-x-4in-flat",
   "formats": [
    "step",
    "stl"
   ],
   "price_usd": 0,
   "license": "CC BY 4.0 (Xem Studio)",
   "step": "https://xemstudio.com/files/hardware/tri-clamp-vessel-12in/vessel-12in-x-4in-flat.step",
   "stl": "https://xemstudio.com/files/hardware/tri-clamp-vessel-12in/vessel-12in-x-4in-flat.stl",
   "note": "12 × 4 in, flat bottom: 101.6 mm face to bottom, holds 6.85 L to the face"
  },
  {
   "file": "vessel-12in-x-4in-dished",
   "formats": [
    "step",
    "stl"
   ],
   "price_usd": 0,
   "license": "CC BY 4.0 (Xem Studio)",
   "step": "https://xemstudio.com/files/hardware/tri-clamp-vessel-12in/vessel-12in-x-4in-dished.step",
   "stl": "https://xemstudio.com/files/hardware/tri-clamp-vessel-12in/vessel-12in-x-4in-dished.stl",
   "note": "12 × 4 in, dished bottom: 101.6 mm face to bottom, holds 5.49 L to the face"
  },
  {
   "file": "vessel-12in-x-6in-flat",
   "formats": [
    "step",
    "stl"
   ],
   "price_usd": 0,
   "license": "CC BY 4.0 (Xem Studio)",
   "step": "https://xemstudio.com/files/hardware/tri-clamp-vessel-12in/vessel-12in-x-6in-flat.step",
   "stl": "https://xemstudio.com/files/hardware/tri-clamp-vessel-12in/vessel-12in-x-6in-flat.stl",
   "note": "12 × 6 in, flat bottom: 152.4 mm face to bottom, holds 10.39 L to the face"
  },
  {
   "file": "vessel-12in-x-6in-dished",
   "formats": [
    "step",
    "stl"
   ],
   "price_usd": 0,
   "license": "CC BY 4.0 (Xem Studio)",
   "step": "https://xemstudio.com/files/hardware/tri-clamp-vessel-12in/vessel-12in-x-6in-dished.step",
   "stl": "https://xemstudio.com/files/hardware/tri-clamp-vessel-12in/vessel-12in-x-6in-dished.stl",
   "note": "12 × 6 in, dished bottom: 152.4 mm face to bottom, holds 9.04 L to the face"
  },
  {
   "file": "vessel-12in-x-8in-flat",
   "formats": [
    "step",
    "stl"
   ],
   "price_usd": 0,
   "license": "CC BY 4.0 (Xem Studio)",
   "step": "https://xemstudio.com/files/hardware/tri-clamp-vessel-12in/vessel-12in-x-8in-flat.step",
   "stl": "https://xemstudio.com/files/hardware/tri-clamp-vessel-12in/vessel-12in-x-8in-flat.stl",
   "note": "12 × 8 in, flat bottom: 203.2 mm face to bottom, holds 13.93 L to the face"
  },
  {
   "file": "vessel-12in-x-8in-dished",
   "formats": [
    "step",
    "stl"
   ],
   "price_usd": 0,
   "license": "CC BY 4.0 (Xem Studio)",
   "step": "https://xemstudio.com/files/hardware/tri-clamp-vessel-12in/vessel-12in-x-8in-dished.step",
   "stl": "https://xemstudio.com/files/hardware/tri-clamp-vessel-12in/vessel-12in-x-8in-dished.stl",
   "note": "12 × 8 in, dished bottom: 203.2 mm face to bottom, holds 12.58 L to the face"
  },
  {
   "file": "vessel-12in-x-8in-round",
   "formats": [
    "step",
    "stl"
   ],
   "price_usd": 0,
   "license": "CC BY 4.0 (Xem Studio)",
   "step": "https://xemstudio.com/files/hardware/tri-clamp-vessel-12in/vessel-12in-x-8in-round.step",
   "stl": "https://xemstudio.com/files/hardware/tri-clamp-vessel-12in/vessel-12in-x-8in-round.stl",
   "note": "12 × 8 in, round bottom: 203.2 mm face to bottom, holds 10.47 L to the face"
  },
  {
   "file": "vessel-12in-x-10in-flat",
   "formats": [
    "step",
    "stl"
   ],
   "price_usd": 0,
   "license": "CC BY 4.0 (Xem Studio)",
   "step": "https://xemstudio.com/files/hardware/tri-clamp-vessel-12in/vessel-12in-x-10in-flat.step",
   "stl": "https://xemstudio.com/files/hardware/tri-clamp-vessel-12in/vessel-12in-x-10in-flat.stl",
   "note": "12 × 10 in, flat bottom: 254.0 mm face to bottom, holds 17.48 L to the face"
  },
  {
   "file": "vessel-12in-x-10in-dished",
   "formats": [
    "step",
    "stl"
   ],
   "price_usd": 0,
   "license": "CC BY 4.0 (Xem Studio)",
   "step": "https://xemstudio.com/files/hardware/tri-clamp-vessel-12in/vessel-12in-x-10in-dished.step",
   "stl": "https://xemstudio.com/files/hardware/tri-clamp-vessel-12in/vessel-12in-x-10in-dished.stl",
   "note": "12 × 10 in, dished bottom: 254.0 mm face to bottom, holds 16.12 L to the face"
  },
  {
   "file": "vessel-12in-x-10in-round",
   "formats": [
    "step",
    "stl"
   ],
   "price_usd": 0,
   "license": "CC BY 4.0 (Xem Studio)",
   "step": "https://xemstudio.com/files/hardware/tri-clamp-vessel-12in/vessel-12in-x-10in-round.step",
   "stl": "https://xemstudio.com/files/hardware/tri-clamp-vessel-12in/vessel-12in-x-10in-round.stl",
   "note": "12 × 10 in, round bottom: 254.0 mm face to bottom, holds 14.01 L to the face"
  },
  {
   "file": "vessel-12in-x-12in-flat",
   "formats": [
    "step",
    "stl"
   ],
   "price_usd": 0,
   "license": "CC BY 4.0 (Xem Studio)",
   "step": "https://xemstudio.com/files/hardware/tri-clamp-vessel-12in/vessel-12in-x-12in-flat.step",
   "stl": "https://xemstudio.com/files/hardware/tri-clamp-vessel-12in/vessel-12in-x-12in-flat.stl",
   "note": "12 × 12 in, flat bottom: 304.8 mm face to bottom, holds 21.02 L to the face"
  },
  {
   "file": "vessel-12in-x-12in-dished",
   "formats": [
    "step",
    "stl"
   ],
   "price_usd": 0,
   "license": "CC BY 4.0 (Xem Studio)",
   "step": "https://xemstudio.com/files/hardware/tri-clamp-vessel-12in/vessel-12in-x-12in-dished.step",
   "stl": "https://xemstudio.com/files/hardware/tri-clamp-vessel-12in/vessel-12in-x-12in-dished.stl",
   "note": "12 × 12 in, dished bottom: 304.8 mm face to bottom, holds 19.67 L to the face"
  },
  {
   "file": "vessel-12in-x-12in-round",
   "formats": [
    "step",
    "stl"
   ],
   "price_usd": 0,
   "license": "CC BY 4.0 (Xem Studio)",
   "step": "https://xemstudio.com/files/hardware/tri-clamp-vessel-12in/vessel-12in-x-12in-round.step",
   "stl": "https://xemstudio.com/files/hardware/tri-clamp-vessel-12in/vessel-12in-x-12in-round.stl",
   "note": "12 × 12 in, round bottom: 304.8 mm face to bottom, holds 17.56 L to the face"
  },
  {
   "file": "vessel-12in-x-18in-flat",
   "formats": [
    "step",
    "stl"
   ],
   "price_usd": 0,
   "license": "CC BY 4.0 (Xem Studio)",
   "step": "https://xemstudio.com/files/hardware/tri-clamp-vessel-12in/vessel-12in-x-18in-flat.step",
   "stl": "https://xemstudio.com/files/hardware/tri-clamp-vessel-12in/vessel-12in-x-18in-flat.stl",
   "note": "12 × 18 in, flat bottom: 457.2 mm face to bottom, holds 31.65 L to the face"
  },
  {
   "file": "vessel-12in-x-18in-dished",
   "formats": [
    "step",
    "stl"
   ],
   "price_usd": 0,
   "license": "CC BY 4.0 (Xem Studio)",
   "step": "https://xemstudio.com/files/hardware/tri-clamp-vessel-12in/vessel-12in-x-18in-dished.step",
   "stl": "https://xemstudio.com/files/hardware/tri-clamp-vessel-12in/vessel-12in-x-18in-dished.stl",
   "note": "12 × 18 in, dished bottom: 457.2 mm face to bottom, holds 30.30 L to the face"
  },
  {
   "file": "vessel-12in-x-18in-round",
   "formats": [
    "step",
    "stl"
   ],
   "price_usd": 0,
   "license": "CC BY 4.0 (Xem Studio)",
   "step": "https://xemstudio.com/files/hardware/tri-clamp-vessel-12in/vessel-12in-x-18in-round.step",
   "stl": "https://xemstudio.com/files/hardware/tri-clamp-vessel-12in/vessel-12in-x-18in-round.stl",
   "note": "12 × 18 in, round bottom: 457.2 mm face to bottom, holds 28.19 L to the face"
  },
  {
   "file": "vessel-12in-x-24in-flat",
   "formats": [
    "step",
    "stl"
   ],
   "price_usd": 0,
   "license": "CC BY 4.0 (Xem Studio)",
   "step": "https://xemstudio.com/files/hardware/tri-clamp-vessel-12in/vessel-12in-x-24in-flat.step",
   "stl": "https://xemstudio.com/files/hardware/tri-clamp-vessel-12in/vessel-12in-x-24in-flat.stl",
   "note": "12 × 24 in, flat bottom: 609.6 mm face to bottom, holds 42.28 L to the face"
  },
  {
   "file": "vessel-12in-x-24in-dished",
   "formats": [
    "step",
    "stl"
   ],
   "price_usd": 0,
   "license": "CC BY 4.0 (Xem Studio)",
   "step": "https://xemstudio.com/files/hardware/tri-clamp-vessel-12in/vessel-12in-x-24in-dished.step",
   "stl": "https://xemstudio.com/files/hardware/tri-clamp-vessel-12in/vessel-12in-x-24in-dished.stl",
   "note": "12 × 24 in, dished bottom: 609.6 mm face to bottom, holds 40.92 L to the face"
  },
  {
   "file": "vessel-12in-x-24in-round",
   "formats": [
    "step",
    "stl"
   ],
   "price_usd": 0,
   "license": "CC BY 4.0 (Xem Studio)",
   "step": "https://xemstudio.com/files/hardware/tri-clamp-vessel-12in/vessel-12in-x-24in-round.step",
   "stl": "https://xemstudio.com/files/hardware/tri-clamp-vessel-12in/vessel-12in-x-24in-round.stl",
   "note": "12 × 24 in, round bottom: 609.6 mm face to bottom, holds 38.81 L to the face"
  }
 ],
 "markdown": "https://xemstudio.com/objects/tri-clamp-vessel-12in/index.md"
}