- Size:2”~96”(DN50~DN2400)
 - Rating:150Lb~2500Lb(PN16~PN420)
 - Materials: Carbon steel /Stainless steel / Alloy steel /Special ( Monel /Inconel /Hastelly etc.)
 - alloy steel/ Al-bronze
 - Operation: Lever Gear motor/pneumatic actuators
 - Optional features :
One piece or two pieces shaft
Blow out proof stem
ISO 5211 top flange
Lockable design
NACE MR-0175