{
 "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": "stainless-steel-round-and-flat-bar-sizes",
 "name": "Stainless steel round bar sizes (304): 1/8 to 12 in diameter with weight per foot; flat bar thickness and width ranges",
 "kind": "standard",
 "category": "Hardware",
 "group": "Materials & stock",
 "year": null,
 "question": "What diameters does 304 stainless steel round bar come in, and what sizes of stainless flat bar are stocked?",
 "tags": [
  "stainless",
  "stainless steel",
  "304",
  "316",
  "round bar",
  "flat bar",
  "bar stock",
  "metal stock",
  "tool"
 ],
 "aliases": [
  "stainless steel round bar sizes",
  "304 stainless round bar diameters",
  "stainless rod sizes",
  "stainless steel bar weight per foot",
  "1/2 stainless round bar weight",
  "stainless steel round bar 1 inch weight",
  "stainless flat bar sizes",
  "stainless flat bar thickness width",
  "304 stainless bar stock sizes",
  "stainless round bar 3/4",
  "stainless steel rod diameter chart",
  "316 stainless round bar sizes"
 ],
 "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/stainless-steel-round-and-flat-bar-sizes/",
 "sheet_txt": "https://xemstudio.com/objects/stainless-steel-round-and-flat-bar-sizes/sheet.txt",
 "sheet": {
  "basis": "Metals Depot 304 round bar list (33 sizes with weights), Remington round and flat bar options, Shaw Stainless ranges for flat and round",
  "overall_mm": {
   "length": null,
   "width": null,
   "height": null
  },
  "notes": [
   "Stainless round bar (304, also 316 and 303 at other distributors) comes in inch diameters in 1/16 to 1/8 in steps below 2 in and larger steps above. Metals Depot lists 33 diameters from 1/8 to 12 in for 304 (10 and 12 in as 304/304L); Remington Industries lists 8 round rod diameters (1/4 to 2 in in 1/4 in steps), every one of which is also on the Metals Depot list. Shaw Stainless & Alloy's page gives only a range, 1/8 to 20 in, in 303 / 304 / 316 / 17-4PH.",
   "Weights are Metals Depot's printed lb/ft, shown from 1/2 in up, where each agrees within 4 % with a density of 7.9 g/cm³ (304) computed from the diameter (a sanity check, not additional data). Below 1/2 in the printed values (1/8: 0.05, 3/16: 0.11, 1/4: 0.18, 5/16: 0.29, 3/8: 0.42, 7/16: 0.57) are 7 to 19 % above that computed value, so they are not used. 316 round bar was not listed on the pages read, so no 316 sizes are claimed.",
   "Flat bar: Remington's configurator options are thickness 1/4, 1/2 and 1 in, width 1/2, 1, 2, 3 and 4 in (which of these combinations are stocked is not stated, so no size table is claimed). Shaw's stainless flat bar range is thickness 1/8 to 3 in and width 1/2 to 8 in, grades 303 / 304 / 316 / 17-4PH. A distributor's complete flat bar list (thickness × width) was not read.",
   "Sheet and plate: the existing sheet-metal gauge page covers 10 to 20 gauge stainless sheet; stainless plate sizes were not read. No STEP/STL: bar stock is a plain cylinder or box."
  ],
  "table": {
   "columns": [
    "round bar diameter",
    "mm",
    "weight, lb/ft (Metals Depot, 304)",
    "also on Remington's list"
   ],
   "rows": [
    [
     "1/8 in",
     "3.17",
     "— (see notes)",
     "—"
    ],
    [
     "3/16 in",
     "4.76",
     "— (see notes)",
     "—"
    ],
    [
     "1/4 in",
     "6.35",
     "— (see notes)",
     "yes"
    ],
    [
     "5/16 in",
     "7.94",
     "— (see notes)",
     "—"
    ],
    [
     "3/8 in",
     "9.52",
     "— (see notes)",
     "—"
    ],
    [
     "7/16 in",
     "11.11",
     "— (see notes)",
     "—"
    ],
    [
     "1/2 in",
     "12.70",
     "0.67",
     "yes"
    ],
    [
     "9/16 in",
     "14.29",
     "0.85",
     "—"
    ],
    [
     "5/8 in",
     "15.88",
     "1.05",
     "—"
    ],
    [
     "11/16 in",
     "17.46",
     "1.26",
     "—"
    ],
    [
     "3/4 in",
     "19.05",
     "1.51",
     "yes"
    ],
    [
     "7/8 in",
     "22.22",
     "2.1",
     "—"
    ],
    [
     "1 in",
     "25.40",
     "2.7",
     "yes"
    ],
    [
     "1-1/8 in",
     "28.57",
     "3.4",
     "—"
    ],
    [
     "1-3/16 in",
     "30.16",
     "3.8",
     "—"
    ],
    [
     "1-1/4 in",
     "31.75",
     "4.18",
     "yes"
    ],
    [
     "1-3/8 in",
     "34.92",
     "5.2",
     "—"
    ],
    [
     "1-1/2 in",
     "38.10",
     "6.01",
     "yes"
    ],
    [
     "1-5/8 in",
     "41.27",
     "7.05",
     "—"
    ],
    [
     "1-3/4 in",
     "44.45",
     "8.18",
     "yes"
    ],
    [
     "1-7/8 in",
     "47.62",
     "9.39",
     "—"
    ],
    [
     "2 in",
     "50.80",
     "10.68",
     "yes"
    ],
    [
     "2-1/4 in",
     "57.15",
     "13.7",
     "—"
    ],
    [
     "2-1/2 in",
     "63.50",
     "16.69",
     "—"
    ],
    [
     "2-3/4 in",
     "69.85",
     "20.2",
     "—"
    ],
    [
     "3 in",
     "76.20",
     "24.04",
     "—"
    ],
    [
     "3-1/2 in",
     "88.90",
     "33.15",
     "—"
    ],
    [
     "4 in",
     "101.60",
     "43.39",
     "—"
    ],
    [
     "5 in",
     "127.00",
     "67.8",
     "—"
    ],
    [
     "6 in",
     "152.40",
     "98.15",
     "—"
    ],
    [
     "8 in",
     "203.20",
     "174.25",
     "—"
    ],
    [
     "10 in",
     "254.00",
     "278.13",
     "—"
    ],
    [
     "12 in",
     "304.80",
     "398.66",
     "—"
    ]
   ]
  }
 },
 "sheet_text": "Stainless steel round bar sizes (304): 1/8 to 12 in diameter with weight per foot; flat bar thickness and width ranges — dimension sheet\nSource: Xem Studio, https://xemstudio.com/objects/stainless-steel-round-and-flat-bar-sizes/  (sheet CC BY 4.0)\nBasis: Metals Depot 304 round bar list (33 sizes with weights), Remington round and flat bar options, Shaw Stainless ranges for flat and round\nCatalog version: 2026-10-20\n\nSizes: see table below\n- Stainless round bar (304, also 316 and 303 at other distributors) comes in inch diameters in 1/16 to 1/8 in steps below 2 in and larger steps above. Metals Depot lists 33 diameters from 1/8 to 12 in for 304 (10 and 12 in as 304/304L); Remington Industries lists 8 round rod diameters (1/4 to 2 in in 1/4 in steps), every one of which is also on the Metals Depot list. Shaw Stainless & Alloy's page gives only a range, 1/8 to 20 in, in 303 / 304 / 316 / 17-4PH.\n- Weights are Metals Depot's printed lb/ft, shown from 1/2 in up, where each agrees within 4 % with a density of 7.9 g/cm³ (304) computed from the diameter (a sanity check, not additional data). Below 1/2 in the printed values (1/8: 0.05, 3/16: 0.11, 1/4: 0.18, 5/16: 0.29, 3/8: 0.42, 7/16: 0.57) are 7 to 19 % above that computed value, so they are not used. 316 round bar was not listed on the pages read, so no 316 sizes are claimed.\n- Flat bar: Remington's configurator options are thickness 1/4, 1/2 and 1 in, width 1/2, 1, 2, 3 and 4 in (which of these combinations are stocked is not stated, so no size table is claimed). Shaw's stainless flat bar range is thickness 1/8 to 3 in and width 1/2 to 8 in, grades 303 / 304 / 316 / 17-4PH. A distributor's complete flat bar list (thickness × width) was not read.\n- Sheet and plate: the existing sheet-metal gauge page covers 10 to 20 gauge stainless sheet; stainless plate sizes were not read. No STEP/STL: bar stock is a plain cylinder or box.\n\nround bar diameter  mm  weight, lb/ft (Metals Depot, 304)  also on Remington's list\n1/8 in  3.17  — (see notes)  —\n3/16 in  4.76  — (see notes)  —\n1/4 in  6.35  — (see notes)  yes\n5/16 in  7.94  — (see notes)  —\n3/8 in  9.52  — (see notes)  —\n7/16 in  11.11  — (see notes)  —\n1/2 in  12.70  0.67  yes\n9/16 in  14.29  0.85  —\n5/8 in  15.88  1.05  —\n11/16 in  17.46  1.26  —\n3/4 in  19.05  1.51  yes\n7/8 in  22.22  2.1  —\n1 in  25.40  2.7  yes\n1-1/8 in  28.57  3.4  —\n1-3/16 in  30.16  3.8  —\n1-1/4 in  31.75  4.18  yes\n1-3/8 in  34.92  5.2  —\n1-1/2 in  38.10  6.01  yes\n1-5/8 in  41.27  7.05  —\n1-3/4 in  44.45  8.18  yes\n1-7/8 in  47.62  9.39  —\n2 in  50.80  10.68  yes\n2-1/4 in  57.15  13.7  —\n2-1/2 in  63.50  16.69  —\n2-3/4 in  69.85  20.2  —\n3 in  76.20  24.04  —\n3-1/2 in  88.90  33.15  —\n4 in  101.60  43.39  —\n5 in  127.00  67.8  —\n6 in  152.40  98.15  —\n8 in  203.20  174.25  —\n10 in  254.00  278.13  —\n12 in  304.80  398.66  —\n\nFiles elsewhere (not hosted by Xem Studio; license as stated by the publisher):\n- Metals Depot: Stainless steel round bar 304: diameter and weight per foot, 1/8 to 12 in — web — Publisher's page; dimensions are facts — https://www.metalsdepot.com/stainless-steel-products/stainless-steel-round\n- Remington Industries: Stainless steel dimensions: round rod diameters, flat bar thickness and width options — web — Publisher's page; dimensions are facts — https://www.remingtonindustries.com/resources/stainless-steel-dimensions/\n- Shaw Stainless & Alloy (via Plant Automation Technology): Stainless flat bar: thickness 1/8 to 3 in, width 1/2 to 8 in, grades 303 / 304 / 316 / 17-4PH — web — Publisher's page; dimensions are facts — https://plantautomation-technology.com/products/shaw-stainless-alloy/stainless-steel-flat-bar\n- Shaw Stainless & Alloy (via Plant Automation Technology): Stainless round bar: 1/8 to 20 in, grades 303 / 304 / 316 / 17-4PH — web — Publisher's page; dimensions are facts — https://plantautomation-technology.com/products/shaw-stainless-alloy/stainless-steel-round-bar\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=stainless-steel-round-and-flat-bar-sizes\n",
 "sources": [
  {
   "publisher": "Metals Depot",
   "title": "Stainless steel round bar 304: diameter and weight per foot, 1/8 to 12 in",
   "url": "https://www.metalsdepot.com/stainless-steel-products/stainless-steel-round",
   "formats": [
    "web"
   ],
   "license": "Publisher's page; dimensions are facts",
   "license_verified": true,
   "hosted": false
  },
  {
   "publisher": "Remington Industries",
   "title": "Stainless steel dimensions: round rod diameters, flat bar thickness and width options",
   "url": "https://www.remingtonindustries.com/resources/stainless-steel-dimensions/",
   "formats": [
    "web"
   ],
   "license": "Publisher's page; dimensions are facts",
   "license_verified": true,
   "hosted": false
  },
  {
   "publisher": "Shaw Stainless & Alloy (via Plant Automation Technology)",
   "title": "Stainless flat bar: thickness 1/8 to 3 in, width 1/2 to 8 in, grades 303 / 304 / 316 / 17-4PH",
   "url": "https://plantautomation-technology.com/products/shaw-stainless-alloy/stainless-steel-flat-bar",
   "formats": [
    "web"
   ],
   "license": "Publisher's page; dimensions are facts",
   "license_verified": true,
   "hosted": false
  },
  {
   "publisher": "Shaw Stainless & Alloy (via Plant Automation Technology)",
   "title": "Stainless round bar: 1/8 to 20 in, grades 303 / 304 / 316 / 17-4PH",
   "url": "https://plantautomation-technology.com/products/shaw-stainless-alloy/stainless-steel-round-bar",
   "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": [
  "bar-stock-sizes-round-square-steel-aluminum",
  "sheet-metal-gauge-chart-steel-galvanized-stainless-aluminum",
  "stainless-steel-pipe-asme-b36-19m-sch-5s-10s-40s-80s",
  "acetal-delrin-rod-diameters",
  "steel-pipe-asme-b36-10m-nps-1-8-to-24",
  "aluminum-flat-bar-and-round-bar-sizes",
  "steel-flat-bar-and-hex-bar-sizes"
 ],
 "fits": [],
 "dimensions": "exact (nominal, no tolerance added)",
 "dimension_rule": "All geometry on Xem Studio is exact (nominal, true size) with no tolerance added. 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. Typical accuracy by process and ISO 286 fits: https://xemstudio.com/tolerances/",
 "mating": [],
 "faq": [
  {
   "q": "What diameters does 304 stainless round bar come in?",
   "a": "1/8, 3/16, 1/4, 5/16, 3/8, 7/16, 1/2, 9/16, 5/8, 11/16, 3/4, 7/8, 1 in and on up to 12 in (full list in the table)."
  },
  {
   "q": "How much does 1/2 inch stainless round bar weigh?",
   "a": "0.67 lb per foot (Metals Depot, 304)."
  },
  {
   "q": "What sizes is stainless flat bar?",
   "a": "Shaw stocks thickness 1/8 to 3 in and width 1/2 to 8 in; Remington's options are 1/4, 1/2, 1 in thick by 1/2 to 4 in wide."
  }
 ],
 "files_license": null,
 "offers": [],
 "markdown": "https://xemstudio.com/objects/stainless-steel-round-and-flat-bar-sizes/index.md"
}