Van chặn thép rèn

Van chặn thép rèn

Forged steel globe valves

Valves are available in three bonnet designs. The first design in the Bolted Bonnet, with male-female joint, spiral wound gasket, made in F304/graphite. Ring joint gasket are also available on request. The second design is the welded bonnet, with a threaded and seal welded joint. On request a full penetration strength welded joint is available. The third design is the pressure seal bonnet, with a threaded and pressure seal bonnet joint.

Construction is as follows

v Full port or conventional port;

v Outside screw and yoke (OS&Y)

v Two piece self-aligning packing gland;

v Bolted bonnet with spiral- wound gasket, threaded and seal welded bonnet or threaded and pressure seal bonnet;

v Integral backseat;

v Socket weld ends to ASME B16.11;

v Screwed ends (NPT) to ANSI/ASME B1.20.1;

v Disc can change for throttle type, needle type, ball type and check type.