Flanges and collars

Flanges

Lap joint flanges (EN1092-1, DIN 2642, G-AlSi12)

DN D1 d2 (metr.) d2 (ISO) D3 S
20 mm105 mm28 mm4 x 14 mm14 mm
40 mm150 mm54 mm4 x 18 mm16 mm
50 mm165 mm65 mm4 x 18 mm18 mm
65 mm185 mm73 mm81 mm4 x 18 mm18 mm
80 mm200 mm90 mm94 mm8 x 18 mm20 mm
100 mm220 mm111 mm119 mm8 x 18 mm18 mm
125 mm250 mm136 mm144 mm8 x 18 mm18 mm
150 mm285 mm161 mm173 mm8 x 22 mm18 mm
200 mm340 mm212 mm225 mm8 x 22 mm29 mm
250 mm395 mm264 mm279 mm12 x 22 mm26 mm
300 mm445 mm315 mm329 mm12 x 22 mm26 mm
350 mm505 mm365 mm 22 x 16 mm26 mm

Blind flanges (EN1092-1, DIN 2527, G-AlSi12)

DN D1 D3 S
25 mm100 mm4 x 11 mm14 mm
32 mm120 mm4 x 14 mm14 mm
40 mm130 mm4 x 14 mm14 mm
65 mm160 mm4 x 14 mm14 mm
80 mm190 mm8 x 18 mm16 mm
100 mm210 mm8 x 18 mm16 mm
125 mm240 mm8 x 18 mm18 mm
150 mm265 mm8 x 18 mm18 mm
200 mm320 mm8 x 18 mm20 mm
250 mm375 mm12 x 18 mm22 mm

Welding flange

(EN1092-1, DIN 2576, EN AW-5083 (AlMg4,5Mn))

DN PN Info
25 mm10for round tube outside diameter 33,7 mm
32 mm10for round tube outside diameter 42,4 mm
40 mm10for round tube outside diameter 48,3 mm
50 mm10for round tube outside diameter 60,3 mm
65 mm10for round tube outside diameter 76,1 mm
80 mm10for round tube outside diameter 88,9 mm
100 mm10for round tube outside diameter 114,3 mm
125 mm10for round tube outside diameter 133 mm
150 mm10for round tube outside diameter 168 mm
200 mm10for round tube outside diameter 219,1 mm

Welding flanges DIN 2576, available at short notice in EN AW-6082 (AlMgSi1) or in EN AW-5754 (AlMg3).


Tank-vehicle flanges (DIN 28460, EN AW-5754 (AlMg3))

TWNW
TW 1DN 50 mm
TW 1DN 65 mm
TW 1DN 80 mm
TW 3DN 100 mm
TW 3DN 125 mm

Tank-vehicle blind flanges (DIN 28459, EN AW-5754 (AlMg3))

TWNW
TW 1DN 80 mm
TW 3DN 100 mm

Collars

Unturned welding flanges (DIN 2642)

DNRound tubeAlloy
32 mm38 x 3 mmEN AW-5754 (AlMg3)
40 mm46 x 3 mmEN AW-5754 (AlMg3)
50 mm56 x 3 mmEN AW-5754 (AlMg3)
50 mm60 x 3 mmEN AW-5754 (AlMg3)
50 mm60 x 5 mmEN AW-5754 (AlMg3)
65 mm76,1 x 3 mmEN AW-5754 (AlMg3)
80 mm86 x 3 mmEN AW-5754 (AlMg3)
80 mm90 x 5 mmEN AW-5754 (AlMg3)
100 mm106 x 3 mmEN AW-5754 (AlMg3)
100 mm114 x 3 mmEN AW-5754 (AlMg3)
125 mm131 x 3 mmEN AW-5754 (AlMg3)
139,7 x 3 mmEN AW-5083 (AlMg4,5Mn)
150 mm156 x 3 mmEN AW-5754 (AlMg3)
150 mm160 x 5 mmEN AW-5754 (AlMg3)
150 mm168 x 4 mmEN AW-5754 (AlMg3)
200 mm206 x 3 mmEN AW-5754 (AlMg3)
200 mm208 x 4 mmEN AW-5754 (AlMg3)
200 mm208 x 4 mmEN AW-1050A (Al99,5)
200 mm219 x 4 mmEN AW-5754 (AlMg3)
250 mm258 x 4 mmEN AW-5754 (AlMg3)
300 mm306 x 3 mmEN AW-5754 (AlMg3)
300 mm308 x 4 mmEN AW-5754 (AlMg3)

Welding flanges (DIN 2642)

DNRound tubeAlloy
250 mm273 x 3 mmEN AW-5754 (AlMg3)