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Threaded Pipe Flanges

Threaded Pipe Flanges

Threaded pipe flanges are specifically designed for low-pressure pipe applications. They offer corrosion resistance.

The stainless steel flanges are also known as Pressure Class 150 flanges, while aluminum flanges are known as Pressure Class 125 flanges.

 

 

Description

Stainless Steel Pipe Flanges

Pressure Class 150 flanges

Designed for low-pressure pipe applications

304 stainless steel provides corrosion resistance

Pipe Size (NPT)

Flange OD

Bolt Size

Number of Bolt holes

Bolt Circle diameter

Part Number

2

6″

5/8″

4

4 3/4″

PF-2TS

3

7 1/2″

5/8″

4

6″

PF-3TS

4

9″

5/8″

8

7 1/2″

PF-4TS

6

11″

3/4″

8

9 1/2″

PF-6TS

Aluminum Pipe Flanges

Pressure Class 125 flanges

Designed for low-pressure pipe applications

Aluminum flanges are lightweight

Pipe Size (NPT)

Flange OD

Bolt Size

Number of Bolt holes

Bolt Circle diameter

Part Number

2

6″

5/8″

4

4 3/4″

PF-2TA

3

7 1/2″

5/8″

4

6″

PF-3TA

4

9″

5/8″

8

7 1/2″

PF-4TA

6

11″

3/4″

8

9 1/2″

PF-6TA

Reducing Threaded Stainless Steel Pipe Flanges

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4" threaded pipe flange, 1" FNPT, center-cut thread, stainless steel
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Step: 1
4" threaded pipe flange, 2" FNPT, center-cut thread, stainless steel
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Step: 1
6" threaded pipe flange, 2" FNPT, center-cut thread, stainless steel
Max:
Min: 1
Step: 1

Additional information

Material

Stainless Steel, Aluminum

Part Number

2-inch FNPT, 3-inch FNPT, 4-inch FNPT, 6-inch FNPT