BEST-SELLER180 degrees pipe fitting Size:Seamless Type:1/2"-20" Weleded Type:1/2"-48" Standards:SH3409, ASME/ANSI B16.9, ... RUIHONGKey Specification:• Process: Cold & Manderl Forming • Size: Seamless Type:1/2"-20" Weleded Type: 1/2"-48" • Standards: SH3408, SH3409, ASME/ANSI ... , TP304L, TP316L, TP321, TP317L, TP310S, TP347HSize:Seamless Type:1/2"-20"Weleded Type:1/2"-48"Standards:SH3409, ASME/ANSI B16 ...