... 1/2"-80" 3. Standard: ANSI B16.5 4. Pressure: 150-2500LBS 5. ISO9001:2000 HENAN BROAD TOP MATALWORK CO., ... "-80"Pressure150LBS-2500LBSPN6-PN1600.25Mpa-32Mpa5K-30KStandredANSI B16.5/ANSI B16.47/API 605 MSS SP44,AWWA C207 ... F56, F60, F65, A350 LF2 ,Stainless steel: ASTM A182 F1, F5, F9, F22, F91, 310/F304/304L/F316/F316L, ... we cooperate in the future. ANSI B16.5 150LBS SS304 RF Forged Socket Welding Flange