Forging Steel Flanges
         Forging Steel Flanges C UNI

¢ Dimensions conform to relative UNI Standard
¢ Material
  Carbon: 0.22% max.
  Tensile Strength: 375 MPa min.
  Yield Strength: 235 Mpa min.
  Elongation: 25% min.
¢ Forgings
¢ All the surface machined
¢ From DN10 to DN600
     
Forging Steel Flanges UNI PN 6
Nominal Size Approximate Weight (kg)
(mm) (inches) Welding Neck Plate Blind Threaded
10 3/8" 0.39 0.39 0.29 0.30 0.38 0.39
15 1/2" 0.45 0.45 0.33 0.34 0.44 0.43
20 3/4" 0.66 0.66 0.50 0.51 0.65 0.66
25 1" 0.82 0.83 0.61 0.63 0.82 0.82
32 1-1/4" 1.16 1.18 1.05 1.09 1.17 1.17
40 1-1/2" 1.38 1.40 1.23 1.26 1.39 1.40
50 2" 1.56 1.58 1.35 1.38 1.62 1.59
65 2-1/2" 1.95 1.95 1.68 1.68 2.14 2.17
80 3" 3.07 3.07 2.63 2.63 3.43 3.20
100 4" 3.56 3.68 2.92 3.05 4.22 3.59
125 5" 4.80 5.04 3.90 4.11 6.11 4.94
150 6" 5.52 5.75 4.78 5.16 7.51 5.83
175 7" 7.22 7.22 6.27 6.27 10.2  
200 8" 8.16 8.16 6.91 6.91 12.3  
250 10" 11.1 11.4 9.04 9.53 18.5  
300 12" 14.8 14.8 12.1 12.1 25.5  
350 14'' 17.7 19.5 15.6 17.0 31.8  
400 16'' 20.3 22.5 18.3 20.1 38.5  
450 18'' 25.0 25.0 25.8 25.8 47.0  
500 20'' 30.4 30.4 30.0 30.0 60.4  
600 24'' 38.0 38.0 37.9 37.9 103.0  
           
 
Forging Steel Flanges UNI PN 10
Nominal Size Approximate Weight (kg)
(mm) (inches) Welding Neck Plate Blind Threaded
10 3/8" 0.65 0.65 0.52 0.53 0.63 0.63
15 1/2" 0.73 0.73 0.66 0.67 0.71 0.70
20 3/4" 1.03 1.03 0.82 0.83 1.01 1.01
25 1" 1.23 1.24 1.01 1.03 1.22 1.21
32 1-1/4" 1.80 1.82 1.63 1.66 1.80 1.76
40 1-1/2" 2.08 2.10 1.85 1.89 2.09 2.04
50 2" 2.78 2.81 2.46 2.51 2.87 2.85
65 2-1/2" 3.40 3.40 3.00 3.00 3.65 3.53
80 3" 4.20 4.20 3.61 3.61 4.61 4.24
100 4" 4.75 4.90 4.40 4.60 5.65 4.90
125 5" 6.45 6.70 5.92 6.19 8.12 6.63
150 6" 8.00 8.30 7.17 7.63 10.5 8.49
175 7" 10.3 10.3 9.16 9.16 14.1  
200 8" 11.4 11.4 10.1 10.1 16.5  
250 10" 15.2 15.6 12.9 13.4 24.1  
300 12" 18.0 18.0 14.8 14.8 30.8  
350 14'' 22.5 24.5 20.4 22.0 39.6  
400 16'' 27.8 30.2 25.9 28.0 49.6  
450 18'' 32.3 32.3 33.3 33.3 58.6  
500 20'' 40.4 40.4 40.3 40.3 75.3  
600 24'' 50.0 50.0 53.0 53.0 124.0  
Forging Steel Flanges UNI PN 16
Nominal Size Approximate Weight (kg)
(mm) (inches) Welding Neck Plate Blind Threaded
10 3/8" 0.65 0.65 0.52 0.53 0.63 0.72
15 1/2" 0.73 0.73 0.66 0.67 0.71 0.80
20 3/4" 1.03 1.03 0.82 0.83 1.01 1.13
25 1" 1.23 1.24 1.01 1.03 1.22 1.37
32 1-1/4" 1.80 1.82 1.63 1.66 1.80 1.99
40 1-1/2" 2.08 2.10 1.85 1.89 2.09 2.35
50 2" 2.78 2.81 2.46 2.51 2.87 3.11
65 2-1/2" 3.40 3.40 3.00 3.00 3.65 4.10
80 3" 4.20 4.20 3.61 3.61 4.61 5.06
100 4" 4.75 4.90 4.40 4.60 5.65 6.81
125 5" 6.45 6.70 5.92 6.19 8.12 9.25
150 6" 8.00 8.30 7.17 7.63 10.5 12.10
175 7" 10.3 10.3 9.16 9.16 14.1  
200 8" 11.1 11.1 9.77 9.77 16.2  
250 10" 16.3 16.7 16.0 16.6 25.1  
300 12" 21.8 21.8 19.3 19.3 35.2  
350 14'' 29.2 31.7 27.3 29.4 48.2  
400 16'' 37.0 38.3 33.9 36.5 63.5  
450 18'' 45.4 45.4     77.2  
500 20'' 61.1 61.1     102.0  
600 24'' 84.6 84.6     226.5  

 

           

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