The disc, whose direction of motion is vertical to flow`s direction,is
the opening and closing part of gate valve.The gate valve can only act
as full-open and full-close adjustable switch not for throttling.
The gate valve can be divided
into rising stem gate valve and non-rising stem gate valve according to
its rod`s position;divided into manual type, electric type and
pneumatic type according to its drive form;and divided into soft-sealing
gate valve and metal-sealing gate valve according to its sealing
The gate valve,Gongyi Liangda Tubes Co., LTD
made, covers soft-sealing gate valv
e,metal-sealing gate valves
rising stem soft-sealing gate valve,non- rising stem metal-sealing gate
valves, manual soft-sealing gate valve,soft-sealing gate valve with
electric actuator, soft-sealing gate valve with pneumatic actuator,
soft-sealing gate valve, flange soft-sealing gate valve, socket soft-
sealing gate valves, etc.
Encryption soft-sealing gate valve,can be divided into special spanner
type, locked type and hidden locked type . Encryption soft-sealing gate
valve is mainly used to prevent the valves operating without being
Buried soft-sealing gate valve, a new type of valve to popularize
widely,whose design condition is to meet no leakage and no maintain and
its service life up to 30 years,is low cost for its burying directly
underneath instead of excavating valve chamber as usual,and is secure
for a small special valve handle set to avoid being casual operated and
avoid potential traffic troubles.
The production,Gongyi Liangda Tubes Co., LTD made, whose materials
gives priority to ductile cast iron and also to cast iron, cast steel.
Gongyi Liangda Tubes Co., LTD `s production accord with
GB/DIN/ANSI/BS/JIS/EN and other national standards based on customers
requirements. And each of its product has been tested to guarantee
perfect quality before the production leave the factory.