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Welding neck flanges

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Welding neck flanges
Flange seals
Description Denomination Part No Add to cart
Flange seals
See “Seals”
EN/BS/DIN Welding neck flanges
Description Denomination d1 D Øk h1 s d4 d2 Scr Part No Add to cart
PN16
According to EN 1092-1/11 B
(DIN 2633)
Material: 1.4404
Nominal pressure: 16 bar		 DN10 17.2×1.8 PN16 17.2 90 60 35 1.8 40 4×14 M12 6-990451 78
DN15 21.3×2.0 PN16 21.3 95 65 35 2 45 4×14 M12 6-990006 08
DN20 26.9×2.3 PN16 26.9 105 75 38 2.3 58 4X14 M12 6-990006 01
DN25 33.7×2.6 PN16 33.7 115 85 38 2.6 68 4×14 M12 6-990006 02
DN32 42.4×2.6 PN16 42.4 140 100 40 2.6 78 4×18 M16 6-990006 03
DN40 48.3×2.6 PN16 48.3 150 110 42 2.6 88 4×18 M16 6-990006 04
DN50 60.3×2.9 PN16 60.3 165 125 45 2.9 102 4×18 M16 6-990006 05
DN65 76.1×2.9 PN16 76.1 185 145 45 2.9 122 4×18 M16 6-990006 06
DN80 88.9×3.2 PN16 88.9 200 160 50 3.2 138 8×18 M16 6-990006 07
DN100 114.3×3.6 PN16 114.3 220 180 52 3.6 158 8×18 M16 6-990006 09
DN125 139.7×4.0 PN16 139.7 250 210 55 4.0 188 8×18 M16 6-990006 10
DN150 159.0×4.5 PN16 159.0 285 240 55 4.5 212 8×22 M20 90512-9454
DN200/219.1×6.3 PN16 219.1 340 295 62 5.9 268 12×22 M20 6-990452 90
DN250/273.0×6.3 PN16 273.0 405 355 70 6.3 320 12×26 M24 6-990452 97
DN400/406.4×8.0 PN16 406.4 580 525 85 8.0 490 16×30 M27 6-990452 91
PN40
According to EN 1092-1/11 B
(DIN 2635)
Material: 1.4404
Nominal pressure: 40 bar		 DN15 21.3×2.0 PN40 21.3 95 65 35 2 45 4×14 M12 6-31801 9711 1
DN20 26.9×2.3 PN40 26.9 105 75 40 2.3 58 4×14 M12 6-31801 9711 2
DN25 33.7×2.6 PN40 33.7 115 85 40 2.6 68 4×14 M12 6-31801 9711 3
DN32 42.4×2.6 PN40 42.4 140 100 42 2.6 78 4×18 M16 6-31801 9711 4
DN40 48.3×2.6 PN40 48.3 150 110 45 2.6 88 4×18 M16 6-31801 9711 5
DN50 60.3×2.9 PN40 60.3 165 125 48 2.9 102 4×18 M16 6-31801 9711 6
DN65 76.1×2.9 PN40 76.1 185 145 52 2.9 122 8×18 M16 6-990451 79
DN80 88.9×3.2 PN40 88.9 200 160 58 3.2 138 8×18 M16 6-990451 80
DN100 114.3×3.6 PN40 114.3 235 190 65 3.6 162 8×22 M20 6-990451 81
DN125 139.7×4.0 PN40 139.7 270 220 68 4.0 188 8×26 M24 6-990451 82
DN150 168.3×4.5 PN40 168.3 300 250 75 4.5 218 8×26 M24 6-990451 83
ANSI Welding neck flanges
Description Denomination d1 D Øk h1 s d4 d2 Scr Part No Add to cart
150 lbs
According to ANSI B 16.5 class 150 Sch40S
Material: AISI 316L
Nominal pressure: 150 lbs		 1/2″ 316 ANSI B 16.5 Class 150 21.3 88.9 60.5 47.8 Sch40S 35.1 – – 90518-7930
3/4″ 316 ANSI B 16.5 Class 150 26.7 98.6 69.9 52.3 Sch40S 42.9 – – 90517-3009
1″ 316 ANSI B 16.5 Class 150 33.4 108 79.2 55.6 Sch40S 50.8 4×15.7 1/2″ 6-32451 0116 1
1 1/4″ 316 ANSI B 16.5 Class 150 42.2 117.3 88.9 57.2 Sch40S 63.5 4×15.7 1/2″ 90517-3010
1 1/2″ 316 ANSI B 16.5 Class 150 48.3 127 98.6 62 Sch40S 73.2 4×15.7 1/2″ 6-32451 0116 2
2″ 316 ANSI B 16.5 Class 150 60.3 152.4 121 63.5 Sch40S 91.9 4×19.1 5/8″ 6-32451 0116 3
2 1/2″ 316 ANSI B 16.5 Class 150 73 177.8 140 69.9 Sch40S 104.6 4×19.1 5/8″ 6-32451 0116 4
3″ 316 ANSI B 16.5 Class 150 88.9 190.5 152 69.9 Sch40S 127 4×19.1 5/8″ 6-32451 0116 5
4″ 316 ANSI B 16.5 Class 150 114.3 228.6 191 76.2 Sch40S 157.2 8×19.1 5/8″ 6-32451 0116 6
5″ 316 ANSI B 16.5 Class 150 141.3 254 215.9 88.9 Sch40S 185.7 – – 90517-3011
6″ 316 ANSI B 16.5 Class 150 168.3 279.4 241.3 88.9 Sch40S 215.9 8×22.4 – 6-990460 92
079 225 0802
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