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{"title":"Stainless Steel Wafer Pneumatic Butterfly Valve","imgUrl":"https:\/\/img.chinax.com\/nimg\/3d\/ee\/05f049a755206b0fb483c394bcf6-200x200-1\/stainless_steel_wafer_pneumatic_butterfly_valve.jpg","attrs":{"Place of Origin":"China","Minimum Order Quantity":"1set","Payment Terms":"L\/C,T\/T,Western Union","Supply Ability":"100pcs per month"}}
{"title":"Lug Type Wafer Triple Offset Butterfly Valve","imgUrl":"https:\/\/img.chinax.com\/nimg\/8c\/19\/c3e9e5c5339f3a069fb319054423-200x200-1\/lug_type_wafer_triple_offset_butterfly_valve.jpg","attrs":{"Brand Name":"JGPV","Model Number":"D373W-150LB","Place of Origin":"CHINA","Minimum Order Quantity":"1set"}}
{"title":"Ductile Iron Concentric Butterfly Valve Flanged Type EPDM Rubber Lined Butterfly","imgUrl":"https:\/\/img.chinax.com\/nimg\/a1\/1a\/427a74bc5294b5f130b8b3df9d5d-200x200-1\/ductile_iron_concentric_butterfly_valve_flanged_type_epdm_rubber_lined_butterfly_valve.jpg","attrs":{"Brand Name":"JGPV","Model Number":"D341X-16Q","Place of Origin":"CHINA","Minimum Order Quantity":"1set"}}
{"title":"Worm Gear Actuator Butterfly Valve Ductile Iron Wafer Type For Pipeline","imgUrl":"https:\/\/img.chinax.com\/nimg\/fd\/b5\/36430360b7287c31a0bb62f64859-200x200-1\/worm_gear_actuator_butterfly_valve_ductile_iron_wafer_type_for_pipeline.jpg","attrs":{"Brand Name":"JGPV","Model Number":"D371X-16Q","Place of Origin":"CHINA","Minimum Order Quantity":"1set"}}
{"title":"Ductile Iron Wafer Type Soft Seal Butterfly Valve For Water Pipeline Use","imgUrl":"https:\/\/img.chinax.com\/nimg\/f2\/d9\/a2291f76c49cac6cb420a270a5f3-200x200-1\/ductile_iron_wafer_type_soft_seal_butterfly_valve_for_water_pipeline_use.jpg","attrs":{"Brand Name":"JGPV","Model Number":"D71X-16Q","Place of Origin":"CHINA","Minimum Order Quantity":"1set"}}
{"title":"Centerline Wafer Butterfly Valve","imgUrl":"https:\/\/img.chinax.com\/nimg\/41\/6b\/05fd40553d021b1fd499eff579c6-200x200-1\/centerline_wafer_butterfly_valve.jpg","attrs":{"Brand Name":"JGPV","Model Number":"LD371X-16Q","Place of Origin":"CHINA","Minimum Order Quantity":"1set"}}
{"title":"Ductile Iron Soft Seal Double Offset Butterfly Valve For Water Pipeline Use","imgUrl":"https:\/\/img.chinax.com\/nimg\/8b\/aa\/ec219900097d76835cda802172f6-200x200-1\/ductile_iron_soft_seal_double_offset_butterfly_valve_for_water_pipeline_use.jpg","attrs":{"Brand Name":"JGPV","Model Number":"D71X-16Q","Place of Origin":"CHINA","Minimum Order Quantity":"1set"}}
In the cylindrical channel of the butterfly valve body, the disk-shaped butterfly disc rotates around the axis at an angle between 0° and 90°. When rotated to 90°, the valve is fully open. It is connected between two pipeline flanges by double-ended bolts, featuring a simple structure, small size, light weight, and composed of only a few components. Moreover, it can be quickly opened or closed with a 90° rotation for easy operation, while the electric lug butterfly valve has excellent fluid control characteristics. When the butterfly valve is in the fully open position, the thickness of the butterfly disc is the only resistance for the medium flowing through the valve body, so the pressure drop generated by this lug-type electric butterfly valve is very small, thus having good flow control characteristics.Butterfly valves have two sealing types: elastic seal and metal seal. For elastic seal valves, the sealing ring can be inlaid on the valve body or attached to the periphery of the butterfly disc. They are widely used not only in general industries such as petroleum, gas, chemical, and water treatment but also in the cooling water systems of thermal power stations.
Product technical parameters:
Nominal Diameter DN (mm)
50~1200
Nominal Pressure PN (MPa)
0.6~4.0
Test Pressure (MPa)
Strength (water)
0.9~6.0
Enclose (Water)
0.66~4.4
Main Components
Body
Stainless steel/Carbon steel/alloy steel
valve plate
Stainless steel/Carbon steel/alloy steel
valve stem
2Cr13 stainless steel
Packing
PTFE, flexible graphite
Shaft
Stainless steel, PTFE, cemented carbide
Working temperature
-40~570℃
Medium suitable
Water, oil, steam, acid and alkali and other corrosive media
Product features:
The pneumatic butterfly valve adopts a centerline structure with a sealing function that tightens as it closes, ensuring reliable sealing performance.
The sealing pair is made of stainless steel and NBR oil-resistant rubber, guaranteeing a long service life.
The rubber sealing ring can be positioned on either the valve body or the butterfly disc, adapting to media with different characteristics for user selection.
The butterfly disc features a frame structure, offering high strength, a large flow area, and low flow resistance.
The overall enamel coating effectively prevents corrosion. By simply replacing the sealing seat material, the valve can be used for different media.
The wafer pneumatic butterfly valve has a bidirectional sealing function, allowing installation in any direction without restrictions from media flow direction or spatial position.
The soft-sealed pneumatic butterfly valve boasts a unique structure, ensuring flexible, labor-saving, and convenient operation.
Company Details
Bronze Gleitlager
,
Bronze Sleeve Bushings
and
Graphite Plugged Bushings
from Quality China Factory
Year Established:
1992
Total Annual:
10,000,000-20,000,000
Employee Number:
50~100
Ecer Certification:
Verified Supplier
Shanghai Jianggong Valve Manufacturing Co., Ltd. is a professional manufacturer and supplier for industrial valve products, we are specialized in production and sales of all kinds of valve products, which is widely used in petroleum, chemical, metallurgy, paper, medicine, food, coal, municipa...
Shanghai Jianggong Valve Manufacturing Co., Ltd. is a professional manufacturer and supplier for industrial valve products, we are specialized in production and sales of all kinds of valve products, which is widely used in petroleum, chemical, metallurgy, paper, medicine, food, coal, municipa...