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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.

 

 

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