1.Body–CI/DI/CF8/WCB
Disc–DI/CF8/ALBZ/WCB/CF8M
Seat–EPDM/NBR/PTFE/BUNA/Viton (Boot Type/Backed Type/Lubricated Type)
Shaft–SS410/SS416/SS420/SS304, One shaft with pin.

2. DN50-300

3.PN6/10/16/20 (0.6MPa–2MPa)