According To API 609 standard.

• Size: 2″ ~ 160″（DN50 ~ DN4000）
• Pressure Rating: ASME CLASS 150 ~ 2500
• Body Material: Carbon steel, Stainless steel, Alloy steel, Duplex stainless steel, Copper
• End connection: Wafer, Lug, RF, BW
• Operation: Gear, Pneumatic, Electric, Hydraulic