Long Stem Ball Valve - DBB ball valve – Newsway

DBB BALL VALVE

Key works: ASTM A105, Trunnion, flange, ball, valve, rf, ff, 150lb, 300LB, 600LB,

PRODUCT RANGE:

Sizes: NPS 2 to NPS 32

Pressure Range: Class 150 to Class 2500

Flange Connection: RF, FF, RTJ

MATERIALS:

Forged (A105, A182 F304, F304L, F316, F316L, F51, F53, A350 LF2, LF3, LF5,) 

STANDARD

Design Features:

DOUBLE BLOCK AND BLEED

Full Bore Design

Bolt Bonnet Split Body

Three Piece Body

Trunnion Mounted Ball Valve

Blow out proof stem

Anti-static Spring

Fire Safe construction 

NEWSWAY VALVE DBB VALVE( DOUBLE BLOCK AND BLEED VALVE) 3PC trunnion ball valve mainly using industrial pipeline.

D.B.B Ball valve is made of two balls and two seats and one needle valve,bottom of body have drain valve.

Double block and bleed ball valve are designed in order to replace the multiple valves connection complex forms in traditional pipeline.Reduce the leakage in system to achieve quickly bleed. close function.Double block and bleed ball valves max. save installation space and simple installation program.Cut down the pressure in piping system.Convenient instrument Cleaning maintenance and reduce the costs.

If you need more details about valves please contact NSW(newsway valve) sales department

Newsway Valves Materials

NSW valve body and trim material can be offered in Forged type and Casting type. Next to stainless and carbon steel material, we also manufacture valves in special materials such as titanium, nickel alloys, HASTELLOY®*, INCOLOY®, MONEL®, Alloy 20, super-duplex, corrosion resistant alloys and urea grade materials.

Available materials