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DIN 2631-2638 Welding Neck Flange

【Size】: DN10~DN3000

【Material】

Carbon Steel DIN Flanges:
RST37.2, P235GH, P245GH, P250GH, P280GH 

Stainless Steel DIN Flanges:
A 182, A 240 F 304, 304L, 304H, 316, 316L, 316Ti, 310, 310S, 321, 321H, 317, 347, 347H, 904L

Datasheet

DIN2631 PN6 
Rohranschlussmaße Flansch Ansatz Dichtleiste / Schrauben
DNd1 Dbkh1 d3 s rh2 d4 fAnzahl Gewinde d2Gewicht KG
1014,0 7512502822 1,8 463524M1011 0,335
1017,27512502822 1,8 463524M1011 0,335
1520,08012553028 2,0464024M10110,392
1521,38012553030 2,0464024M10110,392
2025,09014653235 2,3465024M1011 0,592
2026,99014653238 2,3465024M1011 0,592
2530,010014753540 2,6466024M10 110,747
2533,710014753542 2,6466024M10 110,747
3238,0 12014903550 2,6667024M12141050
3245,412014903555 2,6667024M12141050
4044,5 1301410038582,6678034 M12 141180
40 48,3130141003862 2,6678034 M12141180
50 57,0140141103870 2,9689034 M12141340
50 60,3140141103874 2,9689034 M12141340
65 76,1160141303888 2,9 6911034 M12141670
80 88,91901615042102 3,281012834 M16182710
100108,02101617045122 3,681014834 M16183240
100 114,32101617045130 3,681014834 M16183240
125133,02401820048148 4,081017838 M16184490
125139,72401820048155 4,081017838 M16184490
150 159,02651822548172 4,5101220238M16 185150
150 168,32651822548184 4,5101220238M16 185150
200 219,13202028055236 5,9101525838M16 187780
250 267,0 37522335602826,31215312312 M161810800
250 273,0 37522335602906,31215312312 M161810800
300 323,94402239562342 7,11215365412 M20 2214000
350 355,64902244562385 7,11215415412 M202218500
350 368,04902244562385 7,11215415412 M202216700
400 406,45402249565438 7,11215465416 M20 2221200
400 419,05402249565438 7,11215465416 M20 2219000
500 508,06452460068538 7,11215570420 M202228600
600 610,07552470570640 7,11216670520 M24 2631500
700 711,08602481070740 7,11216775524 M24 2637400
800 813,09752492070842 7,1 1216880524 M27 3046100
900 914,0107526102070942 7,11216980524M27 3055600
10001016,011752611207010457,1 16161080528 M27 3061900

 

DIN2632 PN10
Rohranschlussmaße Flansch Ansatz Dichtleiste / Schrauben
DNd1 Dbkh1 d3 s rh2 d4 fAnzahl Gewinde d2Gewicht KG
10 bis 150Vorschweißflansche nach DIN 2633, Nenndruck 16 verwenden Use welding neck flanges according to DIN 2633, nominal pressure 16
200219,134024295622355,9101626838M202211,3
250267,039526350682856,31216320312M202214,7
250273,039526350682926,31216320312M202214,7
300323,944526400683447,1 1216370412M202217,4
350355,650526460683857,11216430416 M202223,6
350368,050526460683857,11216430416M202221,6
400406,456526515724407,11216482416M242628,6
400419,056526515724407,11216482416M242626,2
500508,067028620755427,11216585420M242638,1
60061078028725806427,11218685520M273044,6
700711,089530840807458,01218800524M273062,4
800813,0101532950908508,01218905524M303384,1
900914,011153410509595010,012201005528M303398,5
10001016,0123034116095105210,016201110528M3336115,0
12001220,01455381380115125511,016251330532M3639182,0
14001420,01675421590120146012,016251535536M3942248,0
16001620,01915461820130166514,016251760540M4548347,0
18001820,02115502020140186815,016301960544M4548430,0
20002020,02325542230150207216,016302170548M4548539,0
22002220,02550582440160227518,018352370652M5256658,0
24002420,02760622650170247820,018352570656M5256825,0
26002620,02960662850180268022,018402780660M5256979,0
28002820,03180703070190288222,018403000664M52561156,0
30003020,03405753290200308524,018453210668M56621402,0
Die Rohr- und Anschlussmaße der Reihe 1 sind international, die der Reihe 2 werden in Deutschland noch angewandt.
Alle Maße in mm
The pipe and connection dimensions of series 1 are international, those of series 2 are still used in Germany.
All dimensions in mm

 

DIN2633 PN16
Rohranschlussmaße Flansch Ansatz Dichtleiste / Schrauben
DNd1 Dbkh1 d3 s rh2 d4 fAnzahl Gewinde d2Gewicht KG
1014,0 9014603525 1,8464024M1214 0,580
1017,29014503528 1,8 464024M1214 0,580
1520,09514653530 2,0464524 M12140,648
1521,39514653532 2,0464524M10110,392
2025,010516753838 2,3465824M12 14 0,952
2026,910516753840 2,3465824M12 14 0,952
2530,011516853842 2,6466824 M12 141140
2533,711516853845 2,6466824 M12 141140
3238,0 140161004052 2,6667824 M16181690
3242,4140161004056 2,6667824 M16181690
4044,5 1501611042602,6678834 M16181860
40 48,31501611042642,6678834 M16181860
50 57,0165181254572 2,96810234M16182530
50 60,3165181254575 2,96810234M16182530
65 76,1185181454590 2,9 61012234 M16 183060
80 88,92002016050105 3,281013838 M16183700
100108,02202018052125 3,681215838 M16184620
100 114,32202018052131 3,681215838 M16184620
125133,02502221055150 4,081218838 M16186300
125139,72502221055156 4,081218838 M16186300
150 159,02852224055175 4,5101221238 M20227750
150 168,32852224055184 4,5101221238 M20227750
175 193,73152427060210 5,4 101224238M20 229850
200 219,13402429562235 5,91016268312M20 2211000
250 267,0 40526355702856,31216320312 M242615600
250 273,0 40526355702926,31216320312 M242615600
300 323,94602841078344 7,11216378412M242622000
350 355,65203047082390 8,01216438416 M24 2631200
350 368,05203047082390 8,01216438416 M24 2628800
400 406,458032525854458,01216490416 M273039300
400 419,058032525854458,01216490416 M273036300
500 508,071534650905488,01216610420M30 3261000
600 610,08403677095652 8,81218725520 M333675400
700 711,091036840100755 8,8 1218795524 M33 3677000
800 813,0102538950105855 10,0 1220900524M36 39101000
900 914,0112540105011095510,0 12201000528M3639122000
10001016,012554211701201058 10,016221115528M39 42162000
12001220,014854813901301262 12,5 16301330532M45 48243000
14001420,01685521590145146514,216301530536M45 48323000
16001620,019305818201601668 16,016351750540 M5256479000
18001820,021306220201701870 17,5 16351950544M52 56599000
20002020,02345662230180207220,016402150548M5662719000

 

DIN2634 PN25
Rohranschlussmaße Flansch Ansatz Dichtleiste / Schrauben
DNd1 Dbkh1 d3 s rh2 d4 fAnzahl Gewinde d2Gewicht KG
10 bis 150Vorschweißflansche nach DIN 2635, Nenndruck 40 verwenden Use welding neck flanges according to DIN 2635, nominal pressure 40
175 193,733028280752185,61015248312M 242613,4
200 219,136030310802446,31016278312M 242617,0
250 267,0 42532370882927,11218335312M 273024,4
250 273,0 42532370882987,11218335312M 273024,4
300 323,948534430923528,01218395416M273031,2
350 355,6555384901003988,01220450416M 303347,2
350 368,0555384901003988,01220450416M 303344,2
400 406,4620405501104528,81220505416M 333661,7
400 419,0620405501104528,81220505416M 333657,9
500 508,07304466012555810,01220615420M 333689,6
600 610,08454677012566011,01220720520M 3639104,0
700 711,09604687512576012,51220820524M 3942136,0
800 813,010855099013586514,21222930524M 4548186,0
900 914,0118554109014596816,012241030528M4548236,0
10001016,01320581210155107017,516241140528M5256307,0
Eingeklammerte Nennweite möglichst vermeiden.
Die Rohr- und Anschlussmaße der Reihe1sind international, die der Reihe 2 werden in Deutschland noch angewendet.
Alle Maße in mm Avoid bracketed nominal size if possible.
The pipe and connection dimensions of series 1 are international, those of series 2 are still used in Germany.
All dimensions in mm

 

DIN2635 PN40
Rohranschlussmaße Flansch Ansatz Dichtleiste / Schrauben
DNd1 Dbkh1 d3 s rh2 d4 fAnzahl Gewinde d2Gewicht KG
1014,090166035251,8464024M12140,661
1017,290166035281,8464024M12140,661
1520,095166538302,0464524M12140,746
1521,395166538322,0464524M12140,746
2025,0105187540382,3465824M12141060
2026,9105187540402,3465824M12141060
2530,0115188540422,6466824M12141290
2533,7115188540462,6466824M12141290
3238,01401810042522,6667824M16181880
3242,41401810042562,6667824M16181880
4044,51501811045602,6678834M16182330
4048,31501811045642,6678834M16182330
5057,01652012548722,96810234M16182820
5060,31652012548752,96810234M16182820
6576,11852214552902,961012238M16183740
8088,920024160581053,281213838M16184750
100108,023524190651283,681216238M20226520
100114,323524190651343,681216238M20226520
125133,027026220681554,081218838M24269070
125139,727026220681624,081218838M24269070
150159,030028250751824,5101221838M242611800
150168,330028250751924,5101221838M242611800
175193,735032295822185,61015260312M273018200
200219,137534320882446,31016285312M273021, 500
250267,0450383851052987,11218345312M303334900
250273,0450383851053067,11218345312M303334900
300323,9515424501153628,01218410416M303349700
350355,6580465101254088,81220465416M333668100
350368,0580465101254088,81220465416M333668100
400406,46605058513546211,01220535416M363996500
400419,06605058513546211,01220535416M363996500
5005087555267014056214,21220615420M3942117
Eingeklammerte Nennweite möglichst vermeiden.
Die Rohr- und Anschlussmaße der Reihe 1 sind international, die der Reihe 2 werden in Deutschland noch angewandt.
Alle Maße in mm
Avoid bracketed nominal size if possible.
The pipe and connection dimensions of series 1 are international, those of series 2 are still used in Germany.
All dimensions in mm

 

DIN2636 PN64
Rohranschlussmaße Flansch Ansatz Dichtleiste / Schrauben
DNd1 Dbkh1 d3 s rh2 d4 fAnzahl Gewinde d2Gewicht KG
10 bis 40Vorschweißflansche nach DIN 2637, Nenndruck 100 verwenden Use welding neck flanges according to DIN 2637, nominal pressure 100
5057,01802613562782.961010234M20224.55
5060,31802613562822.961010234M20224.55
6576,12052616068983.261212238M20225.73
8088,921528170721123.681213838M20226.69
100108,02503020078132481216238M24269.66
100114,32503020078138481216238M24269.66
125133,029534240881624.581218838M273015.1
125139,729534240881684.581218838M273015.1
150159,034536280951925.6101221838M303321.9
150168,334536280952025.6101221838M303321.9
175193,7375403101052286.31016260312M303323.7
200219,1415423451102567.11016285312M333634.9
250267,0470464001253108.81218345312M333649.6
250273,0470464001253168.81218345312M333649.6
300323,953052460140372111218410416M333668.7
350355,66005652515042012.51220465416M363994.6
350368,06005652515042012.51220465416M363994.6
400406,46706058516047514.21220535416M3942124
400419,06706058516047514.21220535416M3942124
Eingeklammerte Nennweite möglichst vermeiden.
Die Rohr- und Anschlussmaße der Reihe 1 sind international, die der Reihe 2 werden in Deutschland noch angewandt.
Alle Maße in mm
Avoid bracketed nominal size if possible.
The pipe and connection dimensions of series 1 are international, those of series 2 are still used in Germany.
All dimensions in mm

 

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