Design specifications:
Design standards: BS5351/ASME B16.34/API6D
Structural length: ASME B16.10/factory standard
Connection standard:
1) Socket end: ASME B16.11;
2) Threaded connection end (NPT): ASME B1.20.1;
3) Welding end: ASME B16.25
4) Flange end: ASME B16.5;
Inspection and Testing: API 598
Temperature pressure rating: ASME B16.34
