2009-11-20 11:56<a href="http://www.xxygj.cn/">Stainless steel flange</a> is mainly a part used to connect pipes with each other. According to the structural type,......
2009-11-20 11:50Yanshan County Xinxingyuan Flange Fittings main products include stainless steel flanges, plate welding flanges, butt-welding flanges and various other flanges......