{"product_id":"square-base-plate-300mm-x-300mm","title":"Square Base Plate 300mm x 300mm","description":"\u003cp\u003eThe all-purpose base plate for square and round posts. Weld it to the bottom of an SHS post, then bolt it down to a slab, footing or deck. With the post centred and a hole in each corner, the load spreads evenly in every direction. That makes it the default choice for pergolas, carports, shade sails, letterbox posts and handrails.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eLaser cut from Australian-made BlueScope structural steel: HA250 to AS\/NZS 1594 (3–12mm) and Grade 250 to AS\/NZS 3678 (16mm). 250 MPa minimum yield.\u003c\/li\u003e\n\u003cli\u003e4 fixing holes, one in each corner, positioned to AS 4100 minimum edge distances for the bolt size.\u003c\/li\u003e\n\u003cli\u003eRadiused corners for safer handling and better paint and powder coat coverage.\u003c\/li\u003e\n\u003cli\u003eLaser cut for clean edges and accurate hole positions, so every plate in a batch lines up the same.\u003c\/li\u003e\n\u003cli\u003eSupplied as raw steel, ready to weld. Paint, prime or powder coat after welding for outdoor use.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eFor structural work, check the plate size, thickness and fixings against your engineer's or kit manufacturer's specification.\u003cbr\u003e\u003cbr\u003e\u003cmeta charset=\"utf-8\"\u003e\u003cstrong\u003eWhich post does this plate suit?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cblockquote data-lfile-container=\"6b842828-7a19-4083-bd19-2ad28dcf466c\" data-pm-slice=\"2 2 []\"\u003e\n\u003ctable\u003e\n\u003ccolgroup\u003e\n\u003ccol\u003e\n\u003ccol\u003e\n\u003ccol\u003e\n\u003c\/colgroup\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003cth colspan=\"1\" rowspan=\"1\"\u003e\n\u003cp\u003eBolt size\u003c\/p\u003e\n\u003c\/th\u003e\n\u003cth colspan=\"1\" rowspan=\"1\"\u003e\n\u003cp\u003eHole\u003c\/p\u003e\n\u003c\/th\u003e\n\u003cth colspan=\"1\" rowspan=\"1\"\u003e\n\u003cp\u003eLargest square post\u003c\/p\u003e\n\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd colspan=\"1\" rowspan=\"1\"\u003e\n\u003cp\u003eM16\u003c\/p\u003e\n\u003c\/td\u003e\n\u003ctd colspan=\"1\" rowspan=\"1\"\u003e\n\u003cp\u003e18mm\u003c\/p\u003e\n\u003c\/td\u003e\n\u003ctd colspan=\"1\" rowspan=\"1\"\u003e\n\u003cp\u003e200mm SHS\u003c\/p\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd colspan=\"1\" rowspan=\"1\"\u003e\n\u003cp\u003eM20\u003c\/p\u003e\n\u003c\/td\u003e\n\u003ctd colspan=\"1\" rowspan=\"1\"\u003e\n\u003cp\u003e22mm\u003c\/p\u003e\n\u003c\/td\u003e\n\u003ctd colspan=\"1\" rowspan=\"1\"\u003e\n\u003cp\u003e200mm SHS\u003c\/p\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd colspan=\"1\" rowspan=\"1\"\u003e\n\u003cp\u003eM24\u003c\/p\u003e\n\u003c\/td\u003e\n\u003ctd colspan=\"1\" rowspan=\"1\"\u003e\n\u003cp\u003e26mm\u003c\/p\u003e\n\u003c\/td\u003e\n\u003ctd colspan=\"1\" rowspan=\"1\"\u003e\n\u003cp\u003e150mm SHS\u003c\/p\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp\u003e\u003cbr\u003eSizes leave room for the weld and a standard washer and socket at each corner hole. A round post of the same diameter or smaller also fits. For structural columns, use the plate size your engineer specifies.\u003c\/p\u003e\n\u003c\/blockquote\u003e\n\u003cp\u003eNeed a different size, hole pattern or shape? Contact us or use our online quote. We draw and laser cut custom plates in-house in Gympie.\u003c\/p\u003e","brand":"Murray Metalworks","offers":[{"title":"10mm \/ 18mm (M16)","offer_id":49849483559067,"sku":null,"price":47.5,"currency_code":"AUD","in_stock":true},{"title":"10mm \/ 22mm (M20)","offer_id":49849483591835,"sku":null,"price":47.5,"currency_code":"AUD","in_stock":true},{"title":"10mm \/ 26mm (M24)","offer_id":49849483624603,"sku":null,"price":47.5,"currency_code":"AUD","in_stock":true},{"title":"10mm \/ No Holes","offer_id":49849485164699,"sku":null,"price":47.5,"currency_code":"AUD","in_stock":true},{"title":"12mm \/ 18mm (M16)","offer_id":49849483657371,"sku":null,"price":53.5,"currency_code":"AUD","in_stock":true},{"title":"12mm \/ 22mm (M20)","offer_id":49849483690139,"sku":null,"price":53.5,"currency_code":"AUD","in_stock":true},{"title":"12mm \/ 26mm (M24)","offer_id":49849483722907,"sku":null,"price":53.5,"currency_code":"AUD","in_stock":true},{"title":"12mm \/ No Holes","offer_id":49849485197467,"sku":null,"price":53.5,"currency_code":"AUD","in_stock":true},{"title":"16mm \/ 18mm (M16)","offer_id":49849483755675,"sku":null,"price":92.5,"currency_code":"AUD","in_stock":true},{"title":"16mm \/ 22mm (M20)","offer_id":49849483788443,"sku":null,"price":92.5,"currency_code":"AUD","in_stock":true},{"title":"16mm \/ 26mm (M24)","offer_id":49849483821211,"sku":null,"price":92.5,"currency_code":"AUD","in_stock":true},{"title":"16mm \/ No Holes","offer_id":49849485230235,"sku":null,"price":92.5,"currency_code":"AUD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0700\/0893\/0459\/files\/BasePlate.png?v=1770935688","url":"https:\/\/murraymetalworks.com.au\/products\/square-base-plate-300mm-x-300mm","provider":"Murray Metalworks","version":"1.0","type":"link"}