... if we get your drawings & technical requirements!standard forged flangesstandard pressure rate ANSIANSI B16.5class150, ... -1PN6,PN10,PN16,PN25,PN40,PN63PN10010"-2000"Non-standard forged flange is manufactured as per the drawings ... 100% Area & ALL QUTY.)UT testing standard:ASTM A388UT acceptance standard: ASME B16.34 APPENDIX IVUT equipment: ... .Welcome to your enquiry! non-standard carbon steel pipe flange