A105 carbon steel Weld neck flange importerThe type of FlangeWeld Neck FlangeMaterials StandardSA105/105MMaterialsA105 Carbon steelDiameter1/2"-2500mmProduct Class/LBS75LB, 125LB, 150LB, 300LB, 400LB, 600LB, 900LB, 1500LB, 2500LB; 5K, 10K, 16K, 20K, 30K PN2.5, PN6, PN10, PN16, PN25, PN40, PN64, PN80, PN100, PN250, PN320, PN400Sealing FaceRF, FF,RTJ,TG,MFF,LF,LM,TF,GF,Production StandardASME/ANSI B ...