{"product_id":"socket-button-head-screws-iso-7380-stainless-steel-grade-18-8-a2-304-m6-x-55-mm","title":"Socket Button Head Screws - ISO 7380, Stainless Steel, Grade 18\/8 - (A2) 304, M6 x 55 MM","description":"\u003ch3\u003eOverview\u003c\/h3\u003e\u003cp\u003eISO 7380 defines a hexagon socket button head screw with a low rounded head. The button head provides a neat appearance and a broad bearing surface, while the internal hex drive allows installation where external spanner clearance is not available.\u003c\/p\u003e\u003cp\u003eThis selected size is specified with diameter M6, length 55 mm, thread M6, pitch 1 mm.\u003c\/p\u003e\u003cp\u003eSold in multiples of '50 pieces. 1 Box = '50 pieces.\u003c\/p\u003e\u003ch3\u003eMaterial, Grade \u0026amp; Strength\u003c\/h3\u003e\u003cp\u003eA2 stainless steel, commonly associated with 304 stainless, provides good general corrosion resistance for outdoor, clean industrial and food-related environments. Stainless threads can gall, so suitable anti-seize may be required.\u003c\/p\u003e\u003ch3\u003eFinish \u0026amp; Corrosion Protection\u003c\/h3\u003e\u003cp\u003eCorrosion resistance is provided by the stainless material itself rather than a plated coating.\u003c\/p\u003e\u003ch3\u003eTypical Uses\u003c\/h3\u003e\u003cp\u003eISO 7380 button head screws are used on visible assemblies, equipment covers, guards, frames, furniture, panels and light machinery where a low-profile rounded head is preferred.\u003c\/p\u003e\u003ch3\u003eTechnical Tips\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eUse the correct hex key or socket bit to avoid rounding the drive.\u003c\/li\u003e\n\u003cli\u003eButton heads are lower than socket cap screws, so check suitability for high-load joints.\u003c\/li\u003e\n\u003cli\u003eUse washers where surface protection or load spreading is needed.\u003c\/li\u003e\n\u003cli\u003eSelect stainless or coated finishes for exposed environments.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\u003cp\u003e\u003cstrong\u003eWhen should a button head be used?\u003c\/strong\u003e Use it where appearance, low profile and internal hex drive access are more important than the higher head strength of a socket cap screw.\u003c\/p\u003e\n\u003c!-- SM-SPEC START --\u003e\n\u003cdiv class=\"screwman-description screwman-spec-block\" data-standard=\"ISO 7380\" data-size=\"M6 x 55\"\u003e\n\u003ch3\u003eDimensions – ISO 7380 M6 x 55\u003c\/h3\u003e\n\u003ctable class=\"screwman-spec-table\"\u003e\u003ctbody\u003e\n\u003ctr\u003e\n\u003cth\u003eStandard\u003c\/th\u003e\n\u003ctd\u003eISO 7380\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eProduct\u003c\/th\u003e\n\u003ctd\u003eHexagon socket button head screw\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eThread\u003c\/th\u003e\n\u003ctd\u003eM6 x 1\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eLength (l)\u003c\/th\u003e\n\u003ctd\u003e55 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eHead diameter (dk)\u003c\/th\u003e\n\u003ctd\u003e10.5 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eHead height (k)\u003c\/th\u003e\n\u003ctd\u003e3.3 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eHex key (s)\u003c\/th\u003e\n\u003ctd\u003e4 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eWeight (calculated)\u003c\/th\u003e\n\u003ctd\u003e11.06 kg per 1 000 pieces\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\u003c\/table\u003e\n\u003ch3\u003eMaterial, Grade \u0026amp; Strength\u003c\/h3\u003e\n\u003ctable class=\"screwman-spec-table\"\u003e\u003ctbody\u003e\n\u003ctr\u003e\n\u003cth\u003eMaterial\u003c\/th\u003e\n\u003ctd\u003eStainless steel A2 (304)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eSteel grade\u003c\/th\u003e\n\u003ctd\u003eAISI 304 (1.4301)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eComposition\u003c\/th\u003e\n\u003ctd\u003eC max 0.07%, Cr 17.5-19.5%, Ni 8.0-10.5%\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eProperty class\u003c\/th\u003e\n\u003ctd\u003eA2-70 (ISO 3506) unless marked -80\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eTensile strength Rm (min)\u003c\/th\u003e\n\u003ctd\u003e700 MPa (class 70), 800 MPa (class 80)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eYield Rp0.2 (min)\u003c\/th\u003e\n\u003ctd\u003e450 MPa (class 70), 600 MPa (class 80)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eTypical use\u003c\/th\u003e\n\u003ctd\u003egeneral corrosion resistance, indoor\/outdoor, food equipment\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\u003c\/table\u003e\n\u003ch3\u003eFinish \u0026amp; Corrosion Protection\u003c\/h3\u003e\n\u003cp\u003e\u003cstrong\u003ePlain \/ self colour:\u003c\/strong\u003e No applied coating. Stainless, brass and nylon parts are supplied plain; plain steel parts need oil, paint or protected environments.\u003c\/p\u003e\n\u003cdetails class=\"sm-spec-datasheet\"\u003e\u003csummary\u003eISO 7380 data sheet – all sizes\u003c\/summary\u003e\n\u003ctable class=\"screwman-spec-table screwman-datasheet-table\"\u003e\n\u003cthead\u003e\u003ctr\u003e\n\u003cth\u003eSize\u003c\/th\u003e\n\u003cth\u003eThread\u003c\/th\u003e\n\u003cth\u003eHead diameter (dk)\u003c\/th\u003e\n\u003cth\u003eHead height (k)\u003c\/th\u003e\n\u003cth\u003eHex key (s)\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eM3\u003c\/td\u003e\n\u003ctd\u003eM3 x 0.5\u003c\/td\u003e\n\u003ctd\u003e5.7 mm\u003c\/td\u003e\n\u003ctd\u003e1.65 mm\u003c\/td\u003e\n\u003ctd\u003e2 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eM4\u003c\/td\u003e\n\u003ctd\u003eM4 x 0.7\u003c\/td\u003e\n\u003ctd\u003e7.6 mm\u003c\/td\u003e\n\u003ctd\u003e2.2 mm\u003c\/td\u003e\n\u003ctd\u003e2.5 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eM5\u003c\/td\u003e\n\u003ctd\u003eM5 x 0.8\u003c\/td\u003e\n\u003ctd\u003e9.5 mm\u003c\/td\u003e\n\u003ctd\u003e2.75 mm\u003c\/td\u003e\n\u003ctd\u003e3 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr class=\"screwman-current-size\"\u003e\n\u003ctd\u003eM6\u003c\/td\u003e\n\u003ctd\u003eM6 x 1\u003c\/td\u003e\n\u003ctd\u003e10.5 mm\u003c\/td\u003e\n\u003ctd\u003e3.3 mm\u003c\/td\u003e\n\u003ctd\u003e4 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eM8\u003c\/td\u003e\n\u003ctd\u003eM8 x 1.25\u003c\/td\u003e\n\u003ctd\u003e14 mm\u003c\/td\u003e\n\u003ctd\u003e4.4 mm\u003c\/td\u003e\n\u003ctd\u003e5 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eM10\u003c\/td\u003e\n\u003ctd\u003eM10 x 1.5\u003c\/td\u003e\n\u003ctd\u003e17.5 mm\u003c\/td\u003e\n\u003ctd\u003e5.5 mm\u003c\/td\u003e\n\u003ctd\u003e6 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eM12\u003c\/td\u003e\n\u003ctd\u003eM12 x 1.75\u003c\/td\u003e\n\u003ctd\u003e21 mm\u003c\/td\u003e\n\u003ctd\u003e6.6 mm\u003c\/td\u003e\n\u003ctd\u003e8 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eM16\u003c\/td\u003e\n\u003ctd\u003eM16 x 2\u003c\/td\u003e\n\u003ctd\u003e28 mm\u003c\/td\u003e\n\u003ctd\u003e8.8 mm\u003c\/td\u003e\n\u003ctd\u003e10 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\u003c\/details\u003e\n\u003cp class=\"screwman-spec-note\"\u003e\u003csmall\u003eNominal dimensions per ISO 7380. Weights are calculated from nominal dimensions and are a guide only (±10%). Values for fit and strength should be confirmed against the standard for critical applications.\u003c\/small\u003e\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c!-- SM-SPEC END --\u003e","brand":"Screwman","offers":[{"title":"Default Title","offer_id":68087997005975,"sku":"BHSS655H","price":0.0,"currency_code":"ZAR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0833\/4875\/0576\/files\/7380_A2_ad508c72-aa89-421a-bdd6-36778014cef7.jpg?v=1792343255","url":"https:\/\/screwman.co.za\/products\/socket-button-head-screws-iso-7380-stainless-steel-grade-18-8-a2-304-m6-x-55-mm","provider":"Screwman","version":"1.0","type":"link"}