<p>door to the attention of the thickness of the steel plate composite plastic steel doors, steel doors of high-quality steel plate thickness should be more than 0.5mm (national standard). If the thickness of steel plate is less than 0.5mm, it is inferior steel door. Pay special attention to this. 3, choose steel doors, do not ignore the door frame material and thickness. Doorframe material steel doors supporting wood plywood, material thickness of 2cm thick and 3.2cm thick, </p>
<p>2cm thick generally only suitable for single door window. (no doors); the thickness of the doorframe matched with steel door fan generally used 3.2cm thick. Choose line, optional polymer material (not easily deformed), style optional, flat line and wavy lines of two kinds. 4, buy a good steel doors, the last step can not be let down, each with a steel door need to choose the corresponding hardware, and supporting the hardware is divided into three kinds of door </p>
<p>hinge.. lock, hardware material should be selected alloy or stainless steel, especially the best selection of stainless steel hinges hinge the smaller, the installation gap between a door and a door frame with good hinges, more beautiful. Three, steel door prices (for reference only) 0.5mm steel plate 420-600 yuan / set, strengthen series 0.7mm steel plate 480-700 yuan / set of luxury enhancement series, some manufacturers in the production of steel doors, according </p>
<p><br />
<br />
</p>