{ "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": "sanitary-clamp-din-32676-ferrules", "name": "DIN 32676 clamp ferrules, series A (metric), DN10 to DN150", "kind": "standard", "category": "Hardware", "group": "Sanitary clamp fittings", "year": null, "question": "What are the dimensions of a DIN 32676 DN25 clamp ferrule?", "tags": [ "din 32676", "metric", "ferrule", "dn", "sanitary", "tri-clamp", "clamp fitting", "brewing", "homebrew" ], "aliases": [ "din 32676 ferrule", "metric tri clamp", "dn25 clamp ferrule", "dn50 tri clamp dimensions", "34mm tri clamp" ], "overall_mm": { "length": null, "width": null, "height": null }, "official_cad": false, "xem_status": "free-files", "les": false, "free_files": 24, "url": "https://xemstudio.com/objects/sanitary-clamp-din-32676-ferrules/", "sheet_txt": "https://xemstudio.com/objects/sanitary-clamp-din-32676-ferrules/sheet.txt", "sheet": { "basis": "DIN 32676 series A on DIN 11850 tube: tube OD × wall per DIN 11850 series 2; flange and gasket bead per the Rubber Fab chart (its gasket IDs match these bores); ISO 2852 face profile", "overall_mm": { "length": null, "width": null, "height": null }, "notes": [ "Metric clamp ferrules for European fittings and equipment: DN10–DN20 share the 34 mm flange, DN25–DN40 the 50.5, DN50 64, DN65 91, DN80 106, DN100 119, DN125 155, DN150 183.", "A 50.5 or 64 mm metric flange mates with the inch clamp of the same flange size; the tube behind it is metric.", "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": [ "dn", "tube_od_mm", "wall_mm", "bore_mm", "flange_mm", "bead_mm" ], "rows": [ [ "DN10", 13, 1.5, 10, 34, 27.5 ], [ "DN15", 19, 1.5, 16, 34, 27.5 ], [ "DN20", 23, 1.5, 20, 34, 27.5 ], [ "DN25", 29, 1.5, 26, 50.5, 43.5 ], [ "DN32", 35, 1.5, 32, 50.5, 43.5 ], [ "DN40", 41, 1.5, 38, 50.5, 43.5 ], [ "DN50", 53, 1.5, 50, 64, 56.5 ], [ "DN65", 70, 2, 66, 91, 83.5 ], [ "DN80", 85, 2, 81, 106, 97 ], [ "DN100", 104, 2, 100, 119, 110 ], [ "DN125", 129, 2, 125, 155, 146 ], [ "DN150", 154, 2, 150, 183, 174 ] ] } }, "sheet_text": "DIN 32676 clamp ferrules, series A (metric), DN10 to DN150 — dimension sheet\nSource: Xem Studio, https://xemstudio.com/objects/sanitary-clamp-din-32676-ferrules/ (CC BY 4.0)\nBasis: DIN 32676 series A on DIN 11850 tube: tube OD × wall per DIN 11850 series 2; flange and gasket bead per the Rubber Fab chart (its gasket IDs match these bores); ISO 2852 face profile\nCatalog version: 2026-10-20\n\nSizes: see table below\n- Metric clamp ferrules for European fittings and equipment: DN10–DN20 share the 34 mm flange, DN25–DN40 the 50.5, DN50 64, DN65 91, DN80 106, DN100 119, DN125 155, DN150 183.\n- A 50.5 or 64 mm metric flange mates with the inch clamp of the same flange size; the tube behind it is metric.\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\ndn tube_od_mm wall_mm bore_mm flange_mm bead_mm\nDN10 13.0 1.5 10.0 34.0 27.5\nDN15 19.0 1.5 16.0 34.0 27.5\nDN20 23.0 1.5 20.0 34.0 27.5\nDN25 29.0 1.5 26.0 50.5 43.5\nDN32 35.0 1.5 32.0 50.5 43.5\nDN40 41.0 1.5 38.0 50.5 43.5\nDN50 53.0 1.5 50.0 64.0 56.5\nDN65 70.0 2.0 66.0 91.0 83.5\nDN80 85.0 2.0 81.0 106.0 97.0\nDN100 104.0 2.0 100.0 119.0 110.0\nDN125 129.0 2.0 125.0 155.0 146.0\nDN150 154.0 2.0 150.0 183.0 174.0\n\nFiles elsewhere (not hosted by Xem Studio; license as stated by the publisher):\n- DIN: DIN 32676 clamp connections, series A on DIN 11850 tube (DN10–DN150): flange and bead per the Rubber Fab chart — standard — DIN; dimensions are facts [verify license at link] — https://www.din.de/en/getting-involved/standards-committees/nal/publications/wdc-beuth:din21:353366380\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, 24 parts): https://xemstudio.com/files/hardware/sanitary-clamp-din-32676-ferrules/index.json\nAPI: https://xemstudio.com/api/geometry?object=sanitary-clamp-din-32676-ferrules\n", "sources": [ { "publisher": "DIN", "title": "DIN 32676 clamp connections, series A on DIN 11850 tube (DN10–DN150): flange and bead per the Rubber Fab chart", "url": "https://www.din.de/en/getting-involved/standards-committees/nal/publications/wdc-beuth:din21:353366380", "formats": [ "standard" ], "license": "DIN; dimensions are facts", "license_verified": false, "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": [ "sanitary-clamp-din-32676-caps", "sanitary-clamp-din-32676-gaskets", "sanitary-clamp-din-32676-clamps" ], "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": "Does a DIN 32676 DN40 fit a 1½ in tri-clamp?", "a": "Same 50.5 mm flange and clamp, so the joint mates; the tube is 41 × 1.5 instead of 38.1 × 1.65." } ], "files_license": null, "offers": [ { "file": "ferrule-dn10-21.5mm", "formats": [ "step", "stl" ], "price_usd": 0, "license": "CC BY 4.0 (Xem Studio)", "step": "https://xemstudio.com/files/hardware/sanitary-clamp-din-32676-ferrules/ferrule-dn10-21.5mm.step", "stl": "https://xemstudio.com/files/hardware/sanitary-clamp-din-32676-ferrules/ferrule-dn10-21.5mm.stl", "note": "DN10 weld ferrule (DIN 32676 A): tube Ø13 × 1.5, flange Ø34, 21.5 long" }, { "file": "ferrule-dn10-28mm", "formats": [ "step", "stl" ], "price_usd": 0, "license": "CC BY 4.0 (Xem Studio)", "step": "https://xemstudio.com/files/hardware/sanitary-clamp-din-32676-ferrules/ferrule-dn10-28mm.step", "stl": "https://xemstudio.com/files/hardware/sanitary-clamp-din-32676-ferrules/ferrule-dn10-28mm.stl", "note": "DN10 weld ferrule (DIN 32676 A): tube Ø13 × 1.5, flange Ø34, 28 long" }, { "file": "ferrule-dn15-21.5mm", "formats": [ "step", "stl" ], "price_usd": 0, "license": "CC BY 4.0 (Xem Studio)", "step": "https://xemstudio.com/files/hardware/sanitary-clamp-din-32676-ferrules/ferrule-dn15-21.5mm.step", "stl": "https://xemstudio.com/files/hardware/sanitary-clamp-din-32676-ferrules/ferrule-dn15-21.5mm.stl", "note": "DN15 weld ferrule (DIN 32676 A): tube Ø19 × 1.5, flange Ø34, 21.5 long" }, { "file": "ferrule-dn15-28mm", "formats": [ "step", "stl" ], "price_usd": 0, "license": "CC BY 4.0 (Xem Studio)", "step": "https://xemstudio.com/files/hardware/sanitary-clamp-din-32676-ferrules/ferrule-dn15-28mm.step", "stl": "https://xemstudio.com/files/hardware/sanitary-clamp-din-32676-ferrules/ferrule-dn15-28mm.stl", "note": "DN15 weld ferrule (DIN 32676 A): tube Ø19 × 1.5, flange Ø34, 28 long" }, { "file": "ferrule-dn20-21.5mm", "formats": [ "step", "stl" ], "price_usd": 0, "license": "CC BY 4.0 (Xem Studio)", "step": "https://xemstudio.com/files/hardware/sanitary-clamp-din-32676-ferrules/ferrule-dn20-21.5mm.step", "stl": "https://xemstudio.com/files/hardware/sanitary-clamp-din-32676-ferrules/ferrule-dn20-21.5mm.stl", "note": "DN20 weld ferrule (DIN 32676 A): tube Ø23 × 1.5, flange Ø34, 21.5 long" }, { "file": "ferrule-dn20-28mm", "formats": [ "step", "stl" ], "price_usd": 0, "license": "CC BY 4.0 (Xem Studio)", "step": "https://xemstudio.com/files/hardware/sanitary-clamp-din-32676-ferrules/ferrule-dn20-28mm.step", "stl": "https://xemstudio.com/files/hardware/sanitary-clamp-din-32676-ferrules/ferrule-dn20-28mm.stl", "note": "DN20 weld ferrule (DIN 32676 A): tube Ø23 × 1.5, flange Ø34, 28 long" }, { "file": "ferrule-dn25-21.5mm", "formats": [ "step", "stl" ], "price_usd": 0, "license": "CC BY 4.0 (Xem Studio)", "step": "https://xemstudio.com/files/hardware/sanitary-clamp-din-32676-ferrules/ferrule-dn25-21.5mm.step", "stl": "https://xemstudio.com/files/hardware/sanitary-clamp-din-32676-ferrules/ferrule-dn25-21.5mm.stl", "note": "DN25 weld ferrule (DIN 32676 A): tube Ø29 × 1.5, flange Ø50.5, 21.5 long" }, { "file": "ferrule-dn25-28mm", "formats": [ "step", "stl" ], "price_usd": 0, "license": "CC BY 4.0 (Xem Studio)", "step": "https://xemstudio.com/files/hardware/sanitary-clamp-din-32676-ferrules/ferrule-dn25-28mm.step", "stl": "https://xemstudio.com/files/hardware/sanitary-clamp-din-32676-ferrules/ferrule-dn25-28mm.stl", "note": "DN25 weld ferrule (DIN 32676 A): tube Ø29 × 1.5, flange Ø50.5, 28 long" }, { "file": "ferrule-dn32-21.5mm", "formats": [ "step", "stl" ], "price_usd": 0, "license": "CC BY 4.0 (Xem Studio)", "step": "https://xemstudio.com/files/hardware/sanitary-clamp-din-32676-ferrules/ferrule-dn32-21.5mm.step", "stl": "https://xemstudio.com/files/hardware/sanitary-clamp-din-32676-ferrules/ferrule-dn32-21.5mm.stl", "note": "DN32 weld ferrule (DIN 32676 A): tube Ø35 × 1.5, flange Ø50.5, 21.5 long" }, { "file": "ferrule-dn32-28mm", "formats": [ "step", "stl" ], "price_usd": 0, "license": "CC BY 4.0 (Xem Studio)", "step": "https://xemstudio.com/files/hardware/sanitary-clamp-din-32676-ferrules/ferrule-dn32-28mm.step", "stl": "https://xemstudio.com/files/hardware/sanitary-clamp-din-32676-ferrules/ferrule-dn32-28mm.stl", "note": "DN32 weld ferrule (DIN 32676 A): tube Ø35 × 1.5, flange Ø50.5, 28 long" }, { "file": "ferrule-dn40-21.5mm", "formats": [ "step", "stl" ], "price_usd": 0, "license": "CC BY 4.0 (Xem Studio)", "step": "https://xemstudio.com/files/hardware/sanitary-clamp-din-32676-ferrules/ferrule-dn40-21.5mm.step", "stl": "https://xemstudio.com/files/hardware/sanitary-clamp-din-32676-ferrules/ferrule-dn40-21.5mm.stl", "note": "DN40 weld ferrule (DIN 32676 A): tube Ø41 × 1.5, flange Ø50.5, 21.5 long" }, { "file": "ferrule-dn40-28mm", "formats": [ "step", "stl" ], "price_usd": 0, "license": "CC BY 4.0 (Xem Studio)", "step": "https://xemstudio.com/files/hardware/sanitary-clamp-din-32676-ferrules/ferrule-dn40-28mm.step", "stl": "https://xemstudio.com/files/hardware/sanitary-clamp-din-32676-ferrules/ferrule-dn40-28mm.stl", "note": "DN40 weld ferrule (DIN 32676 A): tube Ø41 × 1.5, flange Ø50.5, 28 long" }, { "file": "ferrule-dn50-21.5mm", "formats": [ "step", "stl" ], "price_usd": 0, "license": "CC BY 4.0 (Xem Studio)", "step": "https://xemstudio.com/files/hardware/sanitary-clamp-din-32676-ferrules/ferrule-dn50-21.5mm.step", "stl": "https://xemstudio.com/files/hardware/sanitary-clamp-din-32676-ferrules/ferrule-dn50-21.5mm.stl", "note": "DN50 weld ferrule (DIN 32676 A): tube Ø53 × 1.5, flange Ø64, 21.5 long" }, { "file": "ferrule-dn50-28mm", "formats": [ "step", "stl" ], "price_usd": 0, "license": "CC BY 4.0 (Xem Studio)", "step": "https://xemstudio.com/files/hardware/sanitary-clamp-din-32676-ferrules/ferrule-dn50-28mm.step", "stl": "https://xemstudio.com/files/hardware/sanitary-clamp-din-32676-ferrules/ferrule-dn50-28mm.stl", "note": "DN50 weld ferrule (DIN 32676 A): tube Ø53 × 1.5, flange Ø64, 28 long" }, { "file": "ferrule-dn65-21.5mm", "formats": [ "step", "stl" ], "price_usd": 0, "license": "CC BY 4.0 (Xem Studio)", "step": "https://xemstudio.com/files/hardware/sanitary-clamp-din-32676-ferrules/ferrule-dn65-21.5mm.step", "stl": "https://xemstudio.com/files/hardware/sanitary-clamp-din-32676-ferrules/ferrule-dn65-21.5mm.stl", "note": "DN65 weld ferrule (DIN 32676 A): tube Ø70 × 2, flange Ø91, 21.5 long" }, { "file": "ferrule-dn65-28mm", "formats": [ "step", "stl" ], "price_usd": 0, "license": "CC BY 4.0 (Xem Studio)", "step": "https://xemstudio.com/files/hardware/sanitary-clamp-din-32676-ferrules/ferrule-dn65-28mm.step", "stl": "https://xemstudio.com/files/hardware/sanitary-clamp-din-32676-ferrules/ferrule-dn65-28mm.stl", "note": "DN65 weld ferrule (DIN 32676 A): tube Ø70 × 2, flange Ø91, 28 long" }, { "file": "ferrule-dn80-21.5mm", "formats": [ "step", "stl" ], "price_usd": 0, "license": "CC BY 4.0 (Xem Studio)", "step": "https://xemstudio.com/files/hardware/sanitary-clamp-din-32676-ferrules/ferrule-dn80-21.5mm.step", "stl": "https://xemstudio.com/files/hardware/sanitary-clamp-din-32676-ferrules/ferrule-dn80-21.5mm.stl", "note": "DN80 weld ferrule (DIN 32676 A): tube Ø85 × 2, flange Ø106, 21.5 long" }, { "file": "ferrule-dn80-28mm", "formats": [ "step", "stl" ], "price_usd": 0, "license": "CC BY 4.0 (Xem Studio)", "step": "https://xemstudio.com/files/hardware/sanitary-clamp-din-32676-ferrules/ferrule-dn80-28mm.step", "stl": "https://xemstudio.com/files/hardware/sanitary-clamp-din-32676-ferrules/ferrule-dn80-28mm.stl", "note": "DN80 weld ferrule (DIN 32676 A): tube Ø85 × 2, flange Ø106, 28 long" }, { "file": "ferrule-dn100-21.5mm", "formats": [ "step", "stl" ], "price_usd": 0, "license": "CC BY 4.0 (Xem Studio)", "step": "https://xemstudio.com/files/hardware/sanitary-clamp-din-32676-ferrules/ferrule-dn100-21.5mm.step", "stl": "https://xemstudio.com/files/hardware/sanitary-clamp-din-32676-ferrules/ferrule-dn100-21.5mm.stl", "note": "DN100 weld ferrule (DIN 32676 A): tube Ø104 × 2, flange Ø119, 21.5 long" }, { "file": "ferrule-dn100-28mm", "formats": [ "step", "stl" ], "price_usd": 0, "license": "CC BY 4.0 (Xem Studio)", "step": "https://xemstudio.com/files/hardware/sanitary-clamp-din-32676-ferrules/ferrule-dn100-28mm.step", "stl": "https://xemstudio.com/files/hardware/sanitary-clamp-din-32676-ferrules/ferrule-dn100-28mm.stl", "note": "DN100 weld ferrule (DIN 32676 A): tube Ø104 × 2, flange Ø119, 28 long" }, { "file": "ferrule-dn125-21.5mm", "formats": [ "step", "stl" ], "price_usd": 0, "license": "CC BY 4.0 (Xem Studio)", "step": "https://xemstudio.com/files/hardware/sanitary-clamp-din-32676-ferrules/ferrule-dn125-21.5mm.step", "stl": "https://xemstudio.com/files/hardware/sanitary-clamp-din-32676-ferrules/ferrule-dn125-21.5mm.stl", "note": "DN125 weld ferrule (DIN 32676 A): tube Ø129 × 2, flange Ø155, 21.5 long" }, { "file": "ferrule-dn125-28mm", "formats": [ "step", "stl" ], "price_usd": 0, "license": "CC BY 4.0 (Xem Studio)", "step": "https://xemstudio.com/files/hardware/sanitary-clamp-din-32676-ferrules/ferrule-dn125-28mm.step", "stl": "https://xemstudio.com/files/hardware/sanitary-clamp-din-32676-ferrules/ferrule-dn125-28mm.stl", "note": "DN125 weld ferrule (DIN 32676 A): tube Ø129 × 2, flange Ø155, 28 long" }, { "file": "ferrule-dn150-21.5mm", "formats": [ "step", "stl" ], "price_usd": 0, "license": "CC BY 4.0 (Xem Studio)", "step": "https://xemstudio.com/files/hardware/sanitary-clamp-din-32676-ferrules/ferrule-dn150-21.5mm.step", "stl": "https://xemstudio.com/files/hardware/sanitary-clamp-din-32676-ferrules/ferrule-dn150-21.5mm.stl", "note": "DN150 weld ferrule (DIN 32676 A): tube Ø154 × 2, flange Ø183, 21.5 long" }, { "file": "ferrule-dn150-28mm", "formats": [ "step", "stl" ], "price_usd": 0, "license": "CC BY 4.0 (Xem Studio)", "step": "https://xemstudio.com/files/hardware/sanitary-clamp-din-32676-ferrules/ferrule-dn150-28mm.step", "stl": "https://xemstudio.com/files/hardware/sanitary-clamp-din-32676-ferrules/ferrule-dn150-28mm.stl", "note": "DN150 weld ferrule (DIN 32676 A): tube Ø154 × 2, flange Ø183, 28 long" } ], "markdown": "https://xemstudio.com/objects/sanitary-clamp-din-32676-ferrules/index.md" }