Double-eccentric Lug Type High performane Butterfly Valve
Product name:double eccentric soft sealing lug butterfly valve
Nominal diameter:DN 50-DN3600 ( 2” – 144” )
Nominal pressure:PN 2.5-PN 50 ( 86Lb – 300Lb )
Design standard:AWWA C504 / API 609B / EN593 (BS5155&DIN3354)
Structure length:AWWA C504 / API 609B / EN558-1 Series 13 &14 (BS5155&DIN3202)
Flange connection:AWWA C207 / ASME B16.5 B16.47 B16.1/ EN1092-1 EN1092-2
Double eccentric butterfly plate design
– main material ductile iron GGG50 GGG40, cast steel, stainless steel, alloy steel
– epoxy resin powder thermal spray or two epoxy resin coating
– operating handle, worm gear, electric, pneumatic, hydraulic or electric linkage
Water, sea water, oil, gas, corrosive medium
Worm Gear, Electric, Cylinder, Pneumatic, Hydraulic, Handwheel, Chain wheels
Quality Assurance (QA):
Every step from procurement through production, welding, assembly, testing, and packaging is in accordance with quality programs and procedures (ASME Section III manual and ISO 9001 manual).
Quality Control (QC):
The QC is responsible for all aspects of quality, from receiving of material to control of machining, welding, nondestructive examination, assembly, pressure testing, cleaning, painting, and packaging.
Gangye valve is pressure tested in accordance with ASME B16.34, API 598, or special customers’ requirements as applicable.