SIZE: DN50-DN275

PRESSURE: PN200-PN320

Standards:
1) Design and manufacture: ANSI B 16.34 BS1873
2) Face to face/end to end: ANSI B16.10
3) Flange dimensions: ANSI B16.5a
4) Butt welding dimensions: ANSI B16.25
5) Pressure temperature rating: ANSI B16.34
6) Inspection and test: API598