... Stem, Single Disc, Double Disc 9)Operated Way: Handwheel, G One Piece Body Ball ValveDesign & manufacture: API 6D, API 608, ASME B16 ... 12627, ASME > B16.25, ASME B16.11, BS 12760. Face to face dimension: ASME B16.10, ISO 5752, BS 558, BS ... ~PN40 Normal diameter or bore: NPS11/2~NPS6, DN40~DN150 One Piece Body Ball Valve