Stainless Steel Disc Concentric Butterfly Valve

Stainless Steel Disc Concentric Butterfly Valve

The stainless steel disc concentric butterfly valve refers to a valve in which the closing member (valve or disc) is a disc, which is rotated around the valve shaft to open and close, and is mainly used for cutting and throttling on the pipeline.

Product Details

Products Description :

The stainless steel disc concentric butterfly valve refers to a valve in which the closing member (valve or disc) is a disc, which is rotated around the valve shaft to open and close, and is mainly used for cutting and throttling on the pipeline. The butterfly valve opening and closing member is a disc-shaped butterfly plate that rotates around its own axis in the valve body to achieve the purpose of opening and closing or adjusting. The butterfly valve is normally less than 90° from full opening to full closing. The butterfly valve and the butterfly rod have no self-locking ability. For the positioning of the butterfly plate, a worm gear reducer is added to the valve stem. The use of a worm gear reducer not only enables the disc to have a self-locking capability, but also stops the disc at any position and improves the valve's operating performance.

 

Product Applications :

It is widely used in pipelines as control or throttling apparatus for supply and drainage pipeline of potable water, seawater, waste water, petrochemical industry, energy and power, shipping, food and drug, natural gas, coal gas, HVAC and fire protection systems as well as the building pipelines.  


Product Specifications :

STAINLESS STEEL DISC CONCENTRIC BUTTERFLY VALVE

 

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ITEM

PART NAME

MATERIAL

1

BODY

A216 WCB

2

BUSHING

PTFE

3

SEAT

PTFE/RUBBER

4

PIN

A276 410

5

STEM

A182 F6

6

DISC

A216 WCB

7

BUSHING

PTFE

8

GEAR OPERATOR

ASSEMBLY

 

STANDARDS:

1. DESIGN AND MANUFACTURE:

API 609

2. FACE TO FACE DIMENSIONS: 

API 609

3.FLANGE ENDS DIMENSIONS: NPS1/2”~24”

ASME B16.5

4. PRESSURE-TEMPEARTURE RATINGS: 

ASME B16.34

5. PRESSURE:

CLASS 150

6.SIZE: 

NPS 2″~16″


MATERIAL LIST:

ITEM

PART NAME

STANDARD

LOW TEMPERATURE

STAINLESS STEEL

1

BODY

A216 WCB

A352 LCC

A351 CF8M

2

BUSHING

PTFE

PTFE

PTFE

3

SEAT

PTFE/RUBBER

PTFE/RUBBER

PTFE/RUBBER

4

PIN

A276 410

A276 304

A276 316

5

STEM

A182 F6

A182 F304

A182 F316

6

DISC

A216 WCB

A352 LCC

A351 CF8M

7

GEAR OPERATOR

ASSEMBLY


PACKAGING & DELIVERY

Packaging details : electric actuated butterfly valve: the strong plywood cases or as per the customer's request.

Delivery details :  4-5 weeks after receipt of down payment by T/T

Payment : T/T, L/C, Western Union and PayPal


 

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