... Product description: Products ASME B16.5 PN16 GR2 Blind Titanium Forged Flange for Chemical Industry Material Grade Gr1, Gr2, Gr3, Gr4, Gr7 ... 300LB, 400 LB,500LB, 600 LB,900LB, 1500LB,2500LB Technique Forged and CNC Machined Type WNRF , SORF , BLIND ,SW, PL ... 3 times melting to ensure the uniformity of chemical composition. For chemical composition inspection , not only inspect the titanium ingot, ...