1. Pressure rating : ASME Class 150 to 4500
2. Size : 2-1/2" to 80"
3. Material
- Carbon steel
- Low alloy steel including ASTM A217-C12A
- Austenitic stainless steel
- Special alloy steel
4. Bonnet type
- Bolted type bonnet including lip seal type
- Pressure seal type bonnet
5. Disc type
- Flexible wedge disk
- Parallel slide disk (with spring)
- Parallel slide disk (without spring)
6. Option : Gear/Electric/Pneumatic operator, Bellow seal, By-pass line (w/valve), Equalizing line (w/valve), Extension stem, Limit switch, Locking device, Position indicator, Stem protector, etc.