Specifications
It is a casted full bore valve with inside screw, internal bellows, different types of plug and suitable especially for regulation, suitable for high temperature, manufactured according API standard.
It is a casted full bore valve with inside screw, internal bellows, different types of plug and suitable especially for regulation, suitable for high temperature, manufactured according API standard.
- Stem: Forged steel, single-part construction, ACME screw
- Bonnet-body gasket: 150-600 LB graphite + stainless steel spiral wound gasket. 900 LB “ring joint” type bonnet
- Body and bonnet: high quality and precision tooled cast iron. Single-part
- Double wall bellows seal
- Backseat for on-line maintenance
- Rising wheel
- Position indicator
- Anti-rotation device for prevention of torsion of bellows seal
- Bellows seal welded onto stem
