- Design and manufacture conform to: BS5352 MSS SP-118;
- Connection ends conform to:
Socket welded dimension conform to ANSI B 16. 11; JB / T1751. Screw ends dimension conform to ANSI B1. 20. 1; JB / T7306 Butt-welded conform to ANSI B 16. 25; JB / T 12224 Flanged ends conform to ANSI B16. 5; JB79
- Test and inspection conform to: API598; GB / T13927; JB / T9092
- Structure Features: ( B. B) bolted bonnet, three-piece;
- CL800-CL2500; 1/4" -2 1/2".