<table border="1" cellspacing="0" cellpadding="8"><tbody><tr><td>Pipe Class</td><td>150</td><td>Connectivity</td><td>Welding</td></tr><tr><td>Surface Treatment</td><td>Smooth</td><td>Technic</td><td>Polished</td></tr><tr><td>shape</td><td>Equal</td><td>head code</td><td>Square</td></tr><tr><td>Mounting hole diameter</td><td>0.25 in</td><td>customized support</td><td>OEM, ODM</td></tr><tr><td>Design Style</td><td>Modern</td><td>Machining</td><td>China</td></tr><tr><td>Connection</td><td>Welding</td><td>Color</td><td>Customization</td></tr><tr><td>Size</td><td>1/2 (15 NB) to 48 (1200NB) inch</td><td>Head Code</td><td>Round shape</td></tr><tr><td>Technics</td><td>Casting</td><td>Type</td><td>Customization</td></tr></tbody></table>