Forging Adaptor Flange

A forging adaptor flange is a type of flange that is manufactured through the forging process and is used to connect components with different specifications or connection types.

1. Forging adaptor flange according to API 6A

2. Steel grade : 4130

Standard	China	U.S.A	Japan
Grade	30CrMo	4130	SCM430

3. Size range : 2-1/16" 5M -18-3/4" 15M

Technical Specifications of DSAF (Double Studded Adapter Flange)

DSAF Description Flange thickness (T) (mm)

2-1/16” x 5M To 3-1/8” x 5M 70

2-1/16” x 10M To 4-1/16” x 10M 80

3-1/16” x 10M To 4-1/16” x 10M 130

3-1/16” x 10M To 4-1/16” x 5M 80

4-1/16” x 5M To 2-1/16” x 5M 75

4-1/16” x 5M To 3-1/8” x 5M 83

4-1/16” x 2M To 4-1/16” x 5M 80

7-1/16” x 10M To 13-5/8” x 10M 170

7-1/16” x 5M To 13-5/8” x 5M 150

11” x 15M To 18-3/4” x 15M 256

11” x 5M To 13-5/8” x 5M 144

13-5/8” x 10M To 11” x 10M 267

13-5/8” x 3M To 16-3/4” x 2M 150

13-5/8” x 10M To 18-3/4” x 15M 256

13-5/8” x 5M To 18-3/4” x 15M 256

18-3/4” x 15M To 20-3/4” x 3M 270

20-3/4” x 3M To 18-3/4” x 15M 256

21-1/4” x 2M To 18-3/4” x 15M 256

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Forging Adaptor Flange