... 900, CLASS 1500, CLASS 2500 European Series: PN 2.5, PN 6, PN 10, PN 16, PN 25, PN ... /T20615-2009 HG/T20623-2009 HG/T20635-2009ASME B16.5-2009 ASME B16.47-2006API605-1988MSS SP 44-2006CSA ... : A105Alloy steel: A182 F 1-F 2-F 5-F 9-F 10-F 91-F 92-F ... L 1-L 2-L 3-L 4-L 5-L 6-L 7-L 8 High performance steel: ... /L)OUR PRODUCTSOUR STOCKOUR PACKINGOUR CLIENTS OUR QUALITY CONTROL SYSTEMOUR CERTIFICATESour wishes