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WHO WE ARE ?
COMPANY PROFILE
QUALITY POLICY
LEGAL NOTICE
BRANDS
BRAY CONTROLS
FLOWTEK
RITEPRO
VAAS
MIYAWAKI
PRODUCTS
BUTTERFLY VALVES
BALL VALVES
ACTUATORS
ACCESSORIES
CHECK VALVES
KNIFE GATE VALVES
STEAM EQUIPMENTS
RESOURCES
CAREER
CONTACT
ABOUT US
WHO WE ARE ?
COMPANY PROFILE
QUALITY POLICY
LEGAL NOTICE
BRANDS
BRAY CONTROLS
FLOWTEK
RITEPRO
VAAS
MIYAWAKI
PRODUCTS
BUTTERFLY VALVES
> RESILIENT SEATED BUTTERFLY VALVES
> HIGH PERFORMANCE BUTTERFLY VALVES
> TRIPLE OFFSET BUTTERFLY VALVES
BALL VALVES
> FLANGED VALVES
> THREADED VALVES
> MULTIPORT VALVES
> V-CONTROL & SEGMENTED BALL VALVE
> SEVERE SERVICE BALL VALVES
> HIGH PRESSURE VALVES
> PFA SEATED VALVES
ACTUATORS
> PNEUMATIC ACTUATOR
> ELECTRIC ACTUATOR
> SCOTCH & YOKE ACTUATOR
> MANUEL OPERATORS
ACCESSORIES
> VALVE STATUS MONITORS
> FILTER REGULATORS
> POSITIONERS
> SOLENOIDS
CHECK VALVES
> Rite Check
> Series SA-01
> Series SA-40
> Series SA-16
> Series SA-1
> Series SA 10
> Series SA-50
> Series SA-2
> Series SA-4AX
> Double Door
KNIFE GATE VALVES
> UniDirect - Series 940
> BiDirect - Series 740
> BiDirect - Series 746
> BiDirect - Series 752
> BiDirect - Series 762
> BiDirect - Series 765
> BiDirect - Series 770
> BiDirect - Series 755
> BiDirect - Series 767
> BiDirect - Series 768
> UniDirect - Series 950
> UniDirect - Series 941
STEAM EQUIPMENTS
> STEAM TRAPS
> STEAM TRAP MANAGEMENT SYSTEM
> PRESSURE REDUCING VALVE
> AUXILIARY EQUIPMENTS
RESOURCES
CAREER
CONTACT
Series 30 / 31
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Home
PRODUCTS
BUTTERFLY VALVES
RESILIENT SEATED BUTTERFLY VALVES
Series 30 / 31
Technical Information
Size Range
2" - 20" (50mm - 500mm)
Connection Type
Wafer , Lug
Temperature Range
-29°C / 204°C (-20°F / 400°F)
Pressure Rating
Bidirectional Bubble-tight Shutoff
175 psi - 12 Bar
Body (CWP)
250 psi - 17,2 Bar
Body Materials
Cast Iron, Ductile Iron, Carbon Steel, Aluminum
Disc Materials
Nylon 11 Coated Ductile Iron, Aluminum Bronze, Stainless Steel,
Hastelloy®
,
Halar®
Coated Ductile Iron
Stem Materials
Stainless Steel, Monel K500
Seat Materials
BUNA-N, EPDM,
FKM*
, Polyurethane
Applications
Potable Water, Wastewater, Seawater, HVAC
Documents
BRAY Series 30 / 31 Technical Document
Manuals
BRAY Series 30 / 31 O & M Manual
BRAY Series 30 / 31 Safety Manual
BRAY Series 30 / 31 Technical Manual