Tri-Offset-Seat Butterfly Valve
Description
Tri-Offset-Seat butterfly valve has the triple-eccentric structures, namely valve body, valve rod and butterfly plate, wherein the sealing structure includes elastic sealing structure and multilevel sealing structure, and the seal can be separated at the opening/closing moment. The product design can meet such relevant standards as API 609 and EN 593. Generally, the product can be widely applied as the control equipment for cutting off or connecting the medium and adjusting the flow in the pipelines for petroleum, chemical product, metallurgy, electric power, food, medicine, water supply and drainage, gas delivery, etc.
Structure Features
Multi-eccentric sealing structure, small opening/closing torque, flexible and convenient operation;Multilevel metal seal for resisting to wash, corrosion and wear;The soft seal can be designed as a fire-resisting structure according to relevant requirements;The sealing ring can be conveniently adjusted and maintained on the butterfly plate;The opening degree of the butterfly plate can be adjusted according to the working conditions;Two-way sealing requirement can be achieved according to the working conditions.
Double-Offset-Seat Butterfly Valve
Description
Double-offset-seat butterfly valve has the dual-eccentric structures, namely valve rod and butterfly plate, wherein the sealing structure includes elastic sealing structure and multilevel sealing structure, and the seal can be separated at the opening/closing moment. The product design can meet such relevant standards as API 609 and EN 593. Generally, the product can be widely applied as the control equipment for cutting off or connecting the medium and adjusting the flow in the pipelines for petroleum, chemical product, metallurgy, electric power, food, medicine, water supply and drainage, gas delivery, etc.
Structure Features
Multi-eccentric sealing structure, small opening/closing torque, flexible and convenient operation;Multilevel metal seal for resisting to wash, corrosion and wear;The soft seal can be designed as a fire resisting structure according to relevant requirements;The sealing ring can be conveniently adjusted and maintained on the butterfly plate;The opening degree of the butterfly plate can be adjusted according to the working conditions;
Concentric Butterfly Valve
Description
Due to the adoption of the central-axis sealing structure, Concentric butterfly valve has reliable forced seal, and the product design can meet such relevant standards as API 609 and EN 593. Generally, the product can be widely applied as the control equipment for cutting off or connecting the medium and adjusting the flow in the pipelines for petroleum, chemical product, metallurgy, electric power, food, medicine, water supply and drainage, gas delivery, etc.
Structure Features
Due to the adoption of the central-line sealing design principle, the product has reliable two-way sealing property; The soft sealing ring has the features of corrosion resistance, difficult aging and low friction coefficient;The soft sealing ring has automatic compensation function;The product has the flow characteristic tending to straight line and good adjustment performance;With the streamline design, the butterfly plate has small fluid resistance;Flange sealing gasket is not needed for installation.
Lined Butterfly Valve
Description
Due to the adoption of the central-axis sealing structure, lined butterfly valve has reliable forced seal, and the product design can meet such relevant standards as API 609 and EN 593. Generally, the product can be widely applied in the systems for petroleum, chemical product, pharmacy, food, environment protection, urban water supply and drainage, etc., especially in the industrial occasions involving the strong corrosive medium to adjust flow rate and connect or cut off the medium.
Structure Features
The product has split combination valve body and integral lining structure, without any external leakage;·Full-lining or semi-lining structure can be selected for the valve body;·The lining material has the features of corrosion resistance, difficult aging and automatic wear compensation;·Multistage loading elastic seal combination is adopted to realize two-way zero leakage;·With the streamline design, the butterfly plate has small fluid resistance;·Flange sealing gasket is not needed for installation.