rectangular cover flang Size: from 1/2 to 200 inch ... , JB, GB, HG, UNI, API CS,SS rectangular cover flang Technics: Forged Size: from 1/2 to 200 inch ... Class900, Class1500, Class2500, Wnrf, Sorf, Blrf, Thrf, Swrf, Ljrf Carbon Steel FlangeDin2573 Pn6 Slip-On, Din2576 Pn10 Slip-On, Din2543 ... Pn64 Pn100 Pn160 Type01, Type02, Type05, Type12, Type13 Carbon Steel FlangeBs4504 Sani1123 1000/3, 1600/3, 2500/3, ...