... 2'' STANDARD:ASTM D2846 COLOR:IVORY CERTIFICATE:ISO9001, ISO14001,NSF CPVC BALL VALVES( ASTM D2846 )NOTICE: All ERA valves pipes and ... , ISO14001,NSFEquipped with 431 injection machines, 163 extrusion machines and 700 moulds, Yonggao co., ltd. reached a sales turnover of USD279 ... USD32,000,000 covering 146 countries all over the world. CPVC COMPACT BALL VALVE ASTM D2846