AFFCO valve believes high quality valve starts from high quality casting,forging and other raw materials. we have profound experience in compliance with stringent material standards including NORSOK and wide variety blue chip end user specifications covering both metallic and non-metallic materials.
Increasingly, serve upstream operation conditions demanding not only primary components, but also accessories like bolting, bearing ,O-ring, packing and actuation components. AFFCO valve can cater the needs of any project specifications together with our vast network of material supply chain.
According to your project specifications
Painting suitable for marine, offshore etc.
PTFE/RPTFE material for seat and packing
Brass/Bronze/Stainless material for bearing
Fugitive emission material packing for option
Inconel metal seat
ASTM/EN/DIN/JIS/GB standard material for project requirement
Accuracy is ensured by high precision CNC machine and measured by CMM
Surface roughness can reach Ra0.2
AFFCO valve supplies a full range of butterfly valves, Compact design and streamlined disc design a high Kv/Cv values, low pressure loss and energy cost. The vulcanised bonded liner for longer lifetime, no corrosion between body and liner. Because of the limited number of parts our valves are maintenance friendly and easy in use.
Accordance with industrial standard API/EN/ANSI/JIS/GB
Over travel limits design for disc position
Wafer, Lug and flange versions
Bottom split ring positioning and blow-out proof design
Bidirectional sealing design
Elastic metal seat design, zero leak tightness testing more than 10000 times
Top flange according to ISO5211, directly for mouting actuators
Double eccentric design reduces wearing on the seat and ensures bidirectional sealing under rated pressure range
Ultra high machining accuracy and elastic seat design ensures lower torque value
Fire safe design of superior performance prolongs service life, conforms to the requirements of the fire test standards
Clamp backing pin design, reliability and easy maintenance
A wild range of applications from vaccum to ultra high pressure service, and from low to ultra high temperature service. Suitable for severe process