<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>Pressure</td><td>High Pressure</td><td>Surface Treatment</td><td>Polishing</td></tr><tr><td>Technic</td><td>Forged</td><td>shape</td><td>Equal</td></tr><tr><td>head code</td><td>round</td><td>Mounting hole diameter</td><td>inch</td></tr><tr><td>customized support</td><td>OEM, ODM</td></tr></tbody></table>