... flat face; threaded Connection: Welding Varieties: Threaded Flange, Slip-On Flange (SO), Socket Welding Flange, Lap Joint Flange ( ... Flange, Welding Plate Flange, Welding Neck Collar, Welding-On Collar, Loose Plate Flange, Companion Flange, Plate (PL ... Ljrf Carbon Steel FlangeDin2573 Pn6 Slip-On, Din2576 Pn10 Slip-On, Din2543 Pn16 Slip-On, Din2544 Pn25 Slip-On, Din2545 Pn40 Slip-On, Din 2527 Blind, ...