... ISO9001 ISO14001 CE 5.competitive price ANSI B 16.5 class 150 weld neck flange Hebei Shengya Pipe Fittings Co. ... 6,PN 10,PN 25,PN 40, PN 64 CLASS 150,300,600,900,1500 and 2500MATERIALcarbon steel,low alloy ... ,Food,Mining,Architectural,TransportationQUALITYFirst GradePACKINGWooden cases or Wooden pallets with standard export packing, as per customers' requestCERTIFICATESISO9001,ISO14001,API,ANSIOTHERS1. ...