- Sizes: 2” – 16”
- Class: 600 – 2500
- Design: BS1873, B16.34
Design and Manufacturing Standards
- Basic Design: ANSI/ASME B16.34
- Face to Face Dimension: ANSI/ASME B16.10
- Flange End Dimension: ANSI/ASME B16.5
- Butt-Weld End Dimension: ANSI/ASME B16.25
- Inspection & Testing: API 598
