{"title":"150 Series Steel Posts","description":"\u003ch2\u003e150 Series Galvanised Steel Posts — Heavy Duty for Walls 1.0m–1.8m\u003c\/h2\u003e\u003cp\u003eThe 150 Series is our heavy duty steel post range, engineered for concrete sleeper retaining walls between 1.0m and 1.8m in height, reactive clay soils, elevated surcharge loads, and sites where additional structural capacity is required. The larger section size provides significantly greater bending strength and stiffness compared to the 100 Series.\u003c\/p\u003e\u003ch3\u003eWhen to Use 150 Series Posts\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eWalls between 1.0m and 1.8m in height\u003c\/li\u003e\n\u003cli\u003eReactive clay soils that expand and contract seasonally (common across Brisbane, Melbourne, Adelaide, and Perth eastern suburbs)\u003c\/li\u003e\n\u003cli\u003eSites with elevated surcharge loads — driveways, vehicles, structures, or slopes\u003c\/li\u003e\n\u003cli\u003eWhere engineer certification is required or recommended\u003c\/li\u003e\n\u003cli\u003eCoastal and high-moisture environments requiring additional corrosion resistance\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003e150 Series Post Options\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003e150 UC 30 H-Beam\u003c\/strong\u003e — universal column section, maximum bending strength for demanding sites\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e150 PFC C-Channel\u003c\/strong\u003e — parallel flange channel, heavy duty residential and light commercial\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e45° Corner Joiner\u003c\/strong\u003e — for angled wall layouts at 150 Series specification\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e90° Corner Joiner\u003c\/strong\u003e — for right-angle corners at 150 Series specification\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003eFor the most demanding structural applications, see our \u003ca href=\"\/collections\/200-series-steel-posts\"\u003e200 Series Engineered Posts\u003c\/a\u003e. For standard residential walls under 1.0m, see our \u003ca href=\"\/collections\/100-series-steel-posts\"\u003e100 Series Posts\u003c\/a\u003e.\u003c\/p\u003e","products":[],"url":"https:\/\/www.retainingwallsdirect.com.au\/collections\/150-series-steel-posts.oembed","provider":"Retaining Walls Direct","version":"1.0","type":"link"}