Flange Type | specification | ||||||||||
ASME/ANSI B16.5 | ASME B16.47 Series A (or MSS SP-441) | ASME B16.47 Series B (or API 6052) | BS 4505 (ISO 7005-1) | BS 3293 | |||||||
Nominal Size | |||||||||||
<NPS26 | ≥NPS 26 | ≥NPS 26 | DN 10 to DN 4000 | ≥NPS 26 | |||||||
NominalPressure(Class) | |||||||||||
Class(lb) | Class(lb) | Class(lb) | PN(bar) | Class(lb) |
Socket Weld | 150-1500 | _ | _ | N/A | _ |