... .5 PN16 GR2 Blind Titanium Forged Flange for Chemical Industry Material Grade Gr1, Gr2, Gr3, Gr4, Gr7, Gr9 ... surface FF,RF,TG,RJ etc Application Chemical, Petroleum, Machinery, Industry, etc. Advantage 1. Long service life ... in medical, oil&gas industry, deepwater oil and shipbuilding industries, power industry, metallurgical industry, light industry, chemical industry. 5. Product Testing●According ...