Dimension 'A' as per manufacturers Std. 2. Socket weld ends to ANSI.B16. 11 SCH 4080160 3. Screwed ends to BSP BSPT NPT:ANSI B1.20.1 BS:21IS:554 4. Butt weld ends to Ansi B 16.25, SCH. 40 80 160 5. Test pressure for IBR Valves shall be as per IBR requirements 6. All dimen sion are in mm