SECTION 033000 - CAST-IN-PLACE CONCRETE

Sludge Treatment Project Engineered Container Retrieval and Transfer System January 2012
2.5 BALL VALVES
A. Description; Carbon Steel Ball Valves, NPS 2 and Smaller:
1. Standard: MSS SP-72 and ASME B 16.34,
2. Pressure Rating: Class 150,
3. Body Design: 2 piece,
4. Body/End Cap Material: carbon-steel,
5. Port: full-port,
6. Ball: stainless-steel,
7. Stem: stainless-steel,
8. Seals: RPTFE/FKM,
9. Ends: FNPT,
10. Handle: provides visual flow indication and is lockable.
B. Description: Air Operated Carbon Steel Ball Valves, NPS 2 and Smaller:
1. Standard: MSS SP-72 and ASME B 16.34,
2. Pressure Rating: Class 150,
3. Body Design: 2 piece,
4. Body /End Cap Material: carbon-steel,
5. Port: full-port,
6. Ball: stainless-steel,
7. Stem: stainless-steel,
8. Seals: RPTFE/TFM,
9. Ends: FNPT,
10. Actuator: Electro-pneumatic, fail close, explosion proof, valve position indication with
separate on/off confirms, select to open valves with minimum 80 psig air pressure to actuator.
C. Description; Stainless Steel Ball Valves, NPS 2 and Smaller:
1. Standard: MSS SP-72, or MSS SP-110 and ASME B 16.34,
Contract 44577 KW Annex – Rev. E 44577-CSI-SPEC-001 221513 - 14