DBB Monoflange

Metal Seal for Gas – Safe Solution for High-Pressure Applications
Looking for a reliable DBB MONOFLANGE factory? MVT Valve supplies compact monoflange valves in accordance with ANSI/ASME B.16.34, specifically designed for demanding high-pressure gas applications. Thanks to the robust metal-to-metal seal, we guarantee optimal safety and durability under high pressure and extreme conditions.
Benefits:
Compliant with ANSI/ASME specifications
Fire-safe tested (BS 6755 Part II)
Fully integrated OS&Y bonnet design
Saves space, weight, and costs
Specifications:
ANSI flange sizes and pressure classes 150–2500#
Materials: carbon steel, stainless steel, duplex, nickel alloys, titanium
Compliant with NACE MR-01-75

Features

●ANSI B16.5 flanged inlet connections 1/2" to 2" sizes Class 150 rated to class 2500 rated.

●1/2"-14 NPT(female) standard outlet.

●1/4"-18 NPT(female) standard vent.

●Standard materials of Stainless steel ASTM A182 F316/F316L, Carbon steel ASTM A350 LF2/A105, Duplex ASTM A182 F51.

●Optional materials include Super Duplex, Monel,Hastelloy, Inconel.

●Combined needle and OS & Y valves available.

●Raised face and ring type joint flange styles.

●One- piece forged construction flange as standard.

●Fire safe designed to meet BS 6755 Part2/ API 607.(As option)

●Pressure boundary designs calculated to ASME VIII Div 1 and verified by testing.

●Heat code traceable material to EN 10204.3.1.

●Bubble tight shut off valve seats 17-4 PH tips standard.

●Colour coded functional valves.

●Locking and anti tamper devices for all valve types available. (as option)

●Permanent marked body with full order and specification details.