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DIN Flange Summary Chart
Description
Rated Pressure / Presión Nominal / Nenndruck (in bar) (1 bar = 14.5 psi)
1
2.5
6
10
16
25
40
64
100
160
250
320
400
DIN
Blind Flanges
2527
2527
2527
2527
2527
2527
2527
Flat flange for welding (slip-on)
2573
2576
2502
2503
2503
Welding neck flanges
2630
2630
2631
2632
2633
2634
2635
2636
2637
2638
2628
2629
2627
Lapped flanges, Plain collars
2641
2642
Loose flanges and rings for welding
2652
2653
2655
2656
Loose flanges and rings with neck for welding
2673
Oval plain threaded flanges
2558
Oval flanges, with neck threaded
2561
2561
Threaded flanges with neck
2565
2566
2566
2567
2567
2568
2569
Long neck welding flanges
28115
28115
Hubbed slip-on flanges for welding
86029
86030
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