different stocks pure titanium flanges 1.standard: GB/T,GJB,ASTM,ASM, ... 2.material: TA1,TA2,TA9,TA10,Gr1/2/5 different stocks pure titanium flangesmetallic pure titanium flangestandard: GB/T,GJB,ASTM ... c. specification: PNO.6-PN26MPa,DN10-DN600.d. application: chemical equipment, metallurgical, chemical machine, petrochemical1.titanium managing license2.our flange diameter is ...