Forged steel ball valves have two structures. one is of 2PCS structure, threaded bonnet, RPTFE or PEEK seal. The other is of 3PCS structure. bolted tailpieces. Different materials for seats, gaskets and packing may be chosen acc. to different using conditions.
Construction is as follows
※ Full port or conventional port；
※ 90°locating and lock structure；
※ Special Y type handle；
※ Fire proof and anti static；
※ Mounted flange as per ISO 5211；
※ Blow out Proof stem；
※ Double sealing for the stem；
※ Bolted bonnet；
※ Socket welded ends to ASME B16.11；
※ Screwed ends (NPT) to ANSI/ASME B1.20.1.