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BS EN 1092-1 Flanges and Their Joints—Circular Flanges for Pipes
BS EN 1092-1 Flanges and Their Joints—Circular Flanges for Pipes

BS EN 1092-1 Flanges and Their Joints—Circular Flanges for Pipes

BS EN 1092-1 flanges and their joints - Circular flanges for pipelines are forged using the forging process, with specifications of DN10-DN3600 and pressure rating of PN2.5-PN400; Suitable for liquid, particle, and gas transportation pipelines, such as chemical, refining, boilers, electricity, food, and other fields.

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Specifications1 of BS EN 1092-1 Flanges and Their Joints—Circular Flanges for Pipes

Table 9-Material selection for the manufacturing of flanges
GroupForgingsFlat productsCastingsBars
Material nameStandardMaterial
number		Material nameStandardMaterial
number		Material nameStandardMaterial
number		Material nameStandardMaterial
number
2E0一一一一一一GP240GREN 10213-21.0621一一一
3E0一一一P235GHEN 10028-21.0345GP240GHEN 10213-21.0619P235GHEN 102731.0345
3E0一一一一一一一一一P250GHEN 102731.0460
3E0P245GHEN 10222-21.0352P265GHEN 10028-21.0425GP280GHEN 10213-21.0625P265GHEN 102731.0425
3E1P280GHEN 10222-21.0426P295GHEN 10028-21.0481一一一P295GHEN 102731.0481
4E016Mo3EN 10222-21.541516Mo3EN 10028-21.5415G20Mo5EN 10213-21.541916Mo3EN 102731.5415
5E013CrMo4-5EN 10222-21.733513CrMo4-5EN 10028-21.7335G17CrMo5-5EN 10213-21.735713CrMo4-5EN 102731.7335
6E011CrMo9-10EN 10222-21.738312CrMo9-10EN 10028-21.7375G17CrMo9-10EN 10213-21.737911CrMo9-10EN 102731.7383
一一一10CrMo9-10EN 10028-21.7380一

10CrMo9-10EN 102731.7380
6E1X16CrMo5-1
+NT		EN 10222-21.7366一一一GX15CrMo5EN 10213-21.7365一一一
7E0一一一P275NL1EN 10028-31.0488G17Mn5EN 10213-31.1131一一一
一一
P275NL2EN 10028-31.1104G20Mn5EN 10213-31.6220一一一
7E1一一一P355NL1EN 10028-31.0566一一一一一一
一一一P355NL2EN 10028-31.1106一一一一一一
7E215NiMn6EN 10222-31.622815NiMn6EN 10028-41.6228G9Ni10EN 10213-31.5636一一一
一一一11MnNi5-3EN 10028-41.6212一一一一一一
13MnNi6-3EN 10222-31.621713MAnNi6-3EN 10028-41.6217一一一一一一
7E3一一一


一一一一一一
12Ni14EN 10222-31.563712Ni14EN 10028-41.5637G9Ni14EN 10213-31.5638一一一
X12Ni5EN 10222-31.5680FX12 Ni 5EN 10028-41.5680一一一一一一
X8Ni9EN 10222-31.5662X8Ni9EN 10028-41.5662一一一一一一
8E0一一一一一一一一一一一一
8E2P285NHEN 10222-41.0477P275NHEN 10028-31.0487一一一P275NHEN 102731.0487
P285QHEN 10222-41.0478一一一


一一一
8E3P355NHEN 10222-41.0565P355NEN 10028-31.0562一一一P355NHEN 102731.0565
P355QH1EN 10222-41.0571P355NHEN 10028-31.0565


P355QHEN 102731.8867
9E0X20CrMoV11-
1		EN 10222-21.4922一一一GX23CrMoV12-1EN 10213-21.4931一一一
9E1X10CrMoVNb9
-1		EN 10222-21.4903X10CrMoVNb9-1EN 10028-21.4903一一一一一一
10E0X2CrNi18-9EN 10222-51.4307X2CrNi18-9EN 10028-71.4307GX2CrNi19-11EN 10213-41.4309X2CrNi18-9EN 102721.4307
一一一X2CrNi19-11EN 10028-71.4306一一一X2CrNi19-11EN 102721.4306
10E0一一一X1CrNi25-21EN 10028-714335一一一一一一
10E1X2CrNiN18-10EN 10222-51,4311X2CrNiN18-10EN 10028-71.4311一一一X2CrNiN18-10EN 102721.4311
11E0X5CrNi18-10EN 10222-51.4301X5CrNi18-10EN 10028-71,4301GX5CrNi19-10EN 10213-41.4308X5CrNi18-10EN 102721.4301
X6CrNi18-10EN 10222-51.4948X6CrNi18-10EN 10028-71.4948一一一一一一


Specifications2 of BS EN 1092-1 Flanges and Their Joints—Circular Flanges for Pipes

Table 9 (continued)
GroupForgingsFlat productsCastingsBars
Material nameStandardMaterial
number		Material nameStandardMaterial
number		Material nameStandardMaterial
number		Material nameStandardMaterial
number
12E0X6CrNiTi18-10EN 10222-51.4541X6CrNiTi18-10EN 10028-71.4541一一一X6CrNiTi18-10EN 102721.4541
X6CrNiNb18-
10		EN 10222-51.4550X6CrNiNb18-10EN 10028-71.4550GX5CrNiNb19-11EN 10213-41.4552X6CrNiNb18-10EN 102721.4550
X6CrNNiTiB18-
10		EN 10222-51.4941X6CrNiTiB18-10EN 10028-71.4941一一一一一一
13E0X2CrNiMo 17-
12-2		EN 10222-51.4404X2CrNiMo17-12-2EN 10028-71.4404GX2CrNiMo19-11-2EN 10213-41.4409X2CrNiMo17-12-2EN 102721.4404
X2CrNiMo 17-
12-3		EN 10222-51.4432X2CrNiMo17-12-3EN 10028-71.4432一一一X2CrNiMo17-12-3EN 102721.4432
X2CrNiMo18-
14-3		EN 10222-51.4435X2CrNiMo18-14-3EN 10028-71.4435一一一X2CrNiMo18-14-3EN 102721.4435
X1NiCrMoCu2
5-20-5		EN 10222-5De-
leted
text		X1NiCrMoCu25-
20-5		EN 10028-71.4539GX2NiCrMo28-20-2EN 10213-41.4458X1NiCrMoCu25-20-5EN 102721.4539
一一一X1NiCrMoCu31-
27-4		EN 10028-71.4563一一一X1NiCrMoCu31-27-4EN 102721.4563
13E1X2CrNiMoN17-
11-2		EN 10222-51.4406X2CrNiMoN17-11-
2		EN 10028-71.4406一一一X2CrNiMoN17-11-2EN 10028-
7		1.4406
13E1X2CrNiMoN17-
13-3		EN 10222-51.4429X2CrNiMoN17-13-
3		EN 10028-71,4429一一一X2CrNiMoN17-13-3EN 10028-
7		1.4429
13E1一一一X2CrNiMoN17-13-
5		EN 10028-71.4439一一一X2CrNiMoN17-13-5EN 10028-
7		1.4439
13E1一一一X1NiCrMoCuN25-
20-7		EN 10028-71.4529一一一X1NiCrMoCuN25-20-
7		EN 10028-
7		1.4529
13E1一一一X1CrNiMoCuN20-
18-7		EN 10028-71.4547一一一X1CrNiMoCuN20-18-
7		EN 102721.4547
14E0X5CrNiMo 17-
12-2		EN 10222-51.4401X5CrNiMo17-12-2EN 10028-71.4401GX5CrNiMo19-11-2EN 10213-41.4408X5CrNiMo17-12-2EN 102721.4401
14E0X3CrNiMo 17-
13-3		EN 10222-51.4436X3CrNiMo17-13-3EN 10028-71.4436一一一X3CrNiMo17-13-3EN 102721.4436
15E0X6CrNiMoTi17
-12-2		EN 10222-51.4571X6CrNiMoTi17-12-
2		EN 10028-71.4571一一一X6CrNiMoTi17-12-2EN 102721.4571
一一一X6CrNiMoNb 17-
12-2		EN 10028-71.4580GX5CrNiMoNb19-11-2EN 10213-41.4581X6CrNiMoNb17-12-2EN 102721.4580
16E0一一一一一一GX2CrNiMoCuN25-6-3-3EN 10213-41.4517一一一
一一一X2CrNiN23-4EN 10028-71.4362一一一X2CrNiN23-4EN 102721.4362
X2CrNiMoN22-
5-3		EN 10222-51.4462X2CrNiMoN22-5-3EN 10028-71.4462GX2CrNiMoN22-5-3EN 10213-41.4470X2CrNiMoN22-5-3EN 102721.4462
X2CrNiMoN25-
7-4		EN 10222-51,4410X2CrNiMoN25-7-4EN 10028-71.4410一一一X2CrNiMoN25-7-4EN 102721,4410
一一一一一一GX2CrNiMoN26-7-4EN 10213-41.4469一一一


Specifications3 of BS EN 1092-1 Flanges and Their Joints—Circular Flanges for Pipes

Table 9 (continued)
GroupSeamless tubesWelded tubes
Material nameStandardMaterial
number		Material nameStandardMaterial
number
2E0一一一一一一
3E0P195GHEN 10216-21.0348P195GHEN 10217-21.0348
P235GHEN 10216-21.0345P235GHEN 10217-21.0345
3E1P265GHEN 10216-21.0425P265GHEN 10217-21.0425
4E016Mo3EN 10216-21.541516Mo3EN 10217-21.5415
5E013CrMo4-5EN 10216-21.7335一一一
6E010CrMo9-10EN 10216-21.7380一一一
6E011CrMo9-10EN 10216-21.7383一一一
6E1X11CrMo5+NT1EN 10216-21.7362+NT1一一一
7E0P275NL1EN 10216-31.0488P275NL1EN 10217-31.0488
P275NL2EN 10216-31.1104P275NL2EN 10217-31.1104
7E1P355NL1EN 10216-31.0566P355NL1EN 10217-31.0566
P355NL2EN 10216-31.1106P355NIL2EN 10217-31.1106
7E212Ni14EN 10216-41.5637一一一
X10Ni9EN 10216-41.5682一一一
7E313MnNi6-3EN 10216-41.6217一一一
8E0P275NL1EN 10216-31.0488P275NL1EN 10217-31.0488
8E0P275NL2EN 10216-31.1104P275NL2EN 10217-31.1104
8E2一一一一一一
8E3P355NHEN 10216-31.0565P355NHEN 10217-31.0565
9E0X20CrMoV11-1EN 10216-21.4922一一一
9E1X10CrMoVNb9-1EN 10216-21.4903一一一
10E0X2CrNi18-9EN 10216-51.4307X2CrNi18-9EN 10217-71.4307
X2CrNi19-11EN 10216-51,4306X2CrNi19-11EN 10217-71.4306
X1CrNi25-21EN 10216-51.4335一一一
10E1X2CrNiN18-10EN 10216-51.4311X2CrNiN18-10EN 10217-71.4311
11E0X5CrNi18-10EN 10216-51.4301X5CrNi18-10EN 10217-71.4301
11E0X6CrNi18-10EN 10216-51.4948一一一
12E0X6CrNiTi18-10EN 10216-51.4541X6CrNiTi18-10EN 10217-71.4541
X6CrNiNb18-10EN 10216-51,4550X6 CrNiNb18-10EN 10217-71.4550
X7CrNiTi18-10EN 10216-51.4940一一一
X7CrNiTiB18-10EN 10216-51.4941一一一
X7CrNiNb18-10EN 10216-51.4912一一一
X8CrNiNb16-13EN 10216-51.4961一一一


Specifications4 of BS EN 1092-1 Flanges and Their Joints—Circular Flanges for Pipes

Table 9 (concluded)
GroupSeamless tubesWelded tubes
Material nameStandardMaterial
number		Material nameStandardMaterial
number
13E0X2CrNiMo17-12-2EN 10216-51.4404X2CrNiMo17-12-2EN 10217-71.4404
一一一X2CrNiMo17-12-3EN 10217-71.4432
X2CrNiMo18-14-3EN 10216-51.4435X2CrNiMo18-14-3EN 10217-71.4435
X1NiCrMoCu25-20-5EN 10216-51.4539X1NiCrMoCu25-20-5EN 10217-71.4539
X1NiCrMoCu31-27-4EN 10216-51,4563X1NiCrMoCu31-27-4EN 10217-71.4563
一一一X2CrNiMoN18-15-4EN 10217-71.4438
X6CrNiMo17-13-2EN 10216-51.4918一一一
13E1X2CrNMoN17-13-3EN 10216-51.4429X2CrNiMoN17-13-3EN 10217-71.4429
X2CrNiMoN17-13-5EN 10216-51.4439X2CrNiMoN17-13-5EN 10217-71.4439
X1CrNiMoN25-22-2EN 10216-51.4466一一一
X1CrNiMoCuN20-18-7EN 10216-51.4547X1CrNiMoCuN20-18-7EN 10217-71.4547
X1NiCrMoCuN25-20-7EN 10216-51.4529X1NiCrMoCuN25-20-7EN 10217-71.4529
14E0X5CrNiMo17-12-2EN 10216-51.4401X5CrNiMo17-12-2EN 10217-71.4401
X3CrNiMo17-13-3EN 10216-51.4436X3CrNiMo17-13-3EN 10217-71.4436
15E0X6CrNiMoTi17-12-2EN 10216-51.4571X6CrNiMoTi17-12-2EN 10217-71.4571
X6CrNiMoNb17-12-2EN 10216-51.4580一一一
16E0X2CrNiMoS18-5-3EN 10216-51.4424一一一
X2CrNiMoN22-5-3EN 10216-51.4462X2CrNiMoN22-5-3EN 10217-71.4462
X2CrNiN23-4EN 10216-51.4362X2CrNiN23-4EN 10217-71.4362
X2CrNiMoN25-7-4EN 10216-51,4410X2CrNiMoN25-7-4EN 10217-71.4410
X2CrNiMoCuN25-6-3EN 10216-51.4507一一一
X2CrNiMoCuWN25-7-4EN 10216-51.4501X2CrNiMoCuWN25-7-4EN 10217-71.4501


Specifications5 of BS EN 1092-1 Flanges and Their Joints—Circular Flanges for Pipes

Table 11-Dimensions of PN 6 flanges
Dimensions in millimetres
DNMating dimensionsOutside
diameter
of neck
A		Bore
diameters		Flange
thickness		Chamfer
E		Collar
thickness
F		Facing
diame-
ter
Gmmx		LengthNeck diametersCorner
radii
R1		Wall thickness
(see 5.6.1)
S
Outside
diameter
D		Diameter
of bolt
circle
K		Diameter
of
bolt hole
L		Bolting
H1H2H3H4H5N1N2N3
NumberSizeB1B2C1C2
C3		C4
Flange type
01, 02, 05, 11, 12, 13, 2111
21 a
35-37		01
12
32		0201
02		11
12
13
21		0502323536370512
13		11113536371112
13		2111
12
13
21		11,35
to
37
107550114M1017.218,021121212310522, 5一20286283572625204see Annex A
158055114M1021.322.025121212310522, 5一20306303873030264
209065114M1026.927,53114141441062, 53一24326324083840344
2510075114M1033,734,53814141441072, 53一243563540104250444
3212090144M1242.443.546161414510833一263563542125560546
40130100144M1248.349,553161414510833一263873845156270646
50140110144M1260.361.565161414512833一283883845207480746
65160130144M1276,177.581161414612833553238938452088100946
80190150184M1688,990,5941816166121034703442104250251021101108
100210170184M16114.3116.01201816166141044904045104552251301301308
125240200188M16139.7141.514520181861410441154448104855251551601608
150265225188M16168.3170.5174201818614105414044481248552518418518210
200320280188M16219.1221.5226222020616115519044551555623023624023810
2503753351812M16273.0276,5281242222818128
2354460156068一29029528412
3004403952212M20323.9327.5333242222818128
2854462156268一34235534212
3504904452212M20355.6359.5365262222818138
330一62156268一385一39212
4005404952216M20406.4411.0416282222820148
380一65156572一438一44212
4505955502216M20457.0462.0467302224820158一425一65157272一492一49412


Specifications6 of BS EN 1092-1 Flanges and Their Joints—Circular Flanges for Pipes

Table 11 (concluded)
Dimensions in millimetres
DNMating dimensionsOutside
diameter
of neck


A

Bore
diameters		Flange
thickness		Chamfer


E

Collar
thickness
F		Fac-ing
diame-ter
Gmax		LengthNeck diametersComer
radi
R1		Wall thickness
(see 5.6.1)
S
Outside
diameter
D		Diameter
of bolt
circle
K		Diameter
of
bolt hole
L		Bolting
H1H2H3H4H5N1N2N3
NumberSizeB1B2C1G2
G3		C4
Flange type
01, 02, 05, 11, 12, 13, 2111
21a
35-37		01
12
32		0201
02		11
12
13
21		0502323536370512
13		11113536371112
13		2111
12
13
21		11, 35
to
37
5006456002220M20508.0513,5519302424822168一475一68157575一538一54412

see

Annex A

6007557052620M24610.0616,562232303082216一一575一70
70一一640一64212
7008608102624M24711.0b7214030404一16一一670一76
70一一740一74612
8009759203024M27813.08244430444一16一一770一761670一一842一85012
9001 0751 0203024M27914.09264834484一16一一860一781670一一942一95012
10001 17511203028M271016.010285238524一18一一960一821670一一1045一105016
12001 4051 3403332M301219.012346042605一20一一1 160一1042090一一1248一126416
14001 6301 5603636M331422.0一725668一一一一一1 346一11420一一一1452一148016
16001 8301 7603640M331626.0一806376一一一一一1 546一11920一一一1655一168016
18002 0451 9703944M361829.0一886984一一一一一1 746一13320一一一1855一187816
20002 2652 1804248M392032.0一967492一一一一一1 950一14625一一一2058一208216
22002 4752 3904252M392235,0一一一81一一一一一一一
15425一一一2260一一18
24002 68526004256M392438.0一一一87一一一一一一一一16825一一一2462一一18
26002 90528104860M452620.0一一一91一一一一一一一一17525一一一2665一一18
28003 1153 0204864M452820.0一一一101一一一一一一一一18830一一一2865一一18
30003 3153 2204868M453020,0一一一102一一一一一一一一19230一一一3068一一18
32003 5253 4304872M453220.0一一一106一一一一一一一一20230一一一3272一一20
34003 73536404876M453 420.0一
一110一
一一一一一一21435一一一3475一一20
36003 9703 8605680M523620.0一一一124一一一一一一一一22935一一一3678一一20
a For flanges type 21 the outside hub diameter approximately corresponds to the outside pipe diameter.
b To be specified by the purchaser.


BS EN 1092-1 Flanges and Their Joints—Circular Flanges for Pipes Manufacturer



Features of BS EN 1092-1 Flanges and Their Joints—Circular Flanges for Pipes

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