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EN 10253 4 Structural Dimensions of fittings ISO 5251 ISO 3419




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The structural dimensions of fittings listed in Table A.1, Table A.2, Table A.5 and Table A.7 are based on ISO 5251 and ISO 3419.

Table A.1 — Below is structural dimensions for elbows with bending radius 2D, 3D and 5D listed

DN

D

mm

2D

3D

5D

F

mm

C

mm

B

mm

F

mm

C

mm

B

mm

F

mm

15

21,3

25

50

36

28

56

38

45

20

26,9

25

50

39

29

58

43

57

25

33,7

28

56

42

38

76

55

72

32

42,4

32

64

53

48

96

69

93

40

48,3

38

76

62

57

114

81

108

50

60,3

51

102

81

76

152

106

135

65

76,1

63

127

102

95

190

133

175

80

88,9

76

152

121

114

228

159

205

100

114,3

102

203

159

152

304

209

270

125

139,7

127

254

197

190

380

260

330

150

168,3

152

305

237

229

458

313

390

200

219,1

203

406

313

305

610

414

510

250

273,0

254

508

391

381

762

518

650

300

323,9

305

610

467

457

914

619

775

350

355,6

356

711

533

533

1066

711

850

400

406,4

406

813

610

610

1220

813

970

450

457,0

457

914

686

686

1372

914

1122

500

508,0

508

1016

762

762

1524

1016

1245

600

610,0

610

1220

914

914

1828

1219

1524

700

711,0

711

1422

1066

1067

2134

1422

1778

800

813,0

813

1626

1220

1219

2438

1625

2033

900

914,0

914

1828

1371

1372

2744

1829

2285

1000

1016,0

1016

2032

1524

1524

3048

2032

2540

Table A.2 — Below is structural dimensions for tees, equal and reduced listed

DN

D

mm

DN1

D1

mm

F

mm

G

mm

DN

D

mm

DN1

D1

mm

F

mm

G

mm

15

21,3

15

21,3

25

-

300

323,9

300

323,9

254

-

20

26,9

20

26,9

29

-

250

273

241

15

21,3

29

200

219,1

229

25

33,7

25

33,7

38

-

150

168,3

219

20

26,9

38

350

355,6

350

355,6

279

-

15

21,3

38

300

323,9

270

32

42,4

32

42,4

48

-

250

273

257

25

33,7

48

200

219,1

248

20

26,9

48

400

406,4

400

406,4

305

-

15

21,3

48

350

355,6

305

40

48,3

40

48,3

57

-

300

323,9

295

32

42,4

57

250

273

283

25

33,7

57

450

457

450

457

343

-

20

26,9

57

400

406,4

330

50

60,3

50

60,3

64

-

350

355,6

330

40

48,3

60

300

323,9

321

32

42,4

57

500

508

500

508

381

-

25

33,7

51

450

457

368

65

76,1

65

76,1

76

-

400

406,4

356

50

60,3

70

350

355,6

356

40

48,3

67

600

610

600

610

432

-

32

42,4

64

500

508

432

80

88,9

80

88,9

86

-

450

457

419

65

76,1

83

400

406,4

406

50

60,3

76

700

711

700

711

521

-

40

48,3

73

800

813

800

813

597

-

100

114,3

100

114,3

105

-

900

914

900

914

673

-

80

88,9

98

1000

1016

1000

1016

749

-

65

76,1

95

50

60,3

89

125

139,7

125

139,7

124

-

100

114,3

117

80

88,9

111

65

76,1

108

150

168,3

150

168,3

143

-

125

139,7

137

100

114,3

130

80

88,9

124

200

219,1

200

219,1

178

-

150

168,3

168

125

139,7

162

100

114,3

156

250

273

250

273

216

-

200

219,1

203

150

168,3

194

125

139,7

191

Table A.3 - Below are the structural dimensions for pulled tees, equal and reduced listed

DN

D

mm

DN1

D1

mm

F

mm

h

mm

50

60,3

50

60,3

50

3

40

48,3

3

32

42,4

2

25

33,7

2

65

76,1

65

76,1

65

4

50

60,3

3

40

48,3

3

32

42,4

2

80

88,9

80

88,9

80

5

65

76,1

4

50

60,3

3

40

48,3

3

100

114,3

100

114,3

100

7

80

88,9

5

65

76,1

4

50

60,3

3

125

139,7

125

139,7

125

8

100

114,3

7

80

88,9

5

65

76,1

4

150

168,3

150

168,3

150

10

125

139,7

8

100

114,3

7

80

88,9

5

200

219,1

200

219,1

200

12

150

168,3

10

125

139,7

8

100

114,3

7

250

273

250

273

250

13

200

219,1

12

150

168,3

10

125

139,7

8

300

323,9

300

323,9

300

15

250

273

13

200

219,1

12

150

168,3

10

350

355,6

350

355,6

350

17

300

323,9

15

250

273

13

200

219,1

12

400

406,4

400

406,4

400

20

350

355,6

15

300

323,9

13

250

273

13

Table A.4 – Below are the structural dimensions for branch welded tees, equal and reduced listed

DN

D

mm

DN1

D1

mm

F

mm

DN

D

mm

DN1

D1

mm

F

mm

50

60,3

50

60,3

125

450

457

450

457

450

40

48,3

400

406,4

32

42,4

350

355,6

25

33,7

300

323,9

65

76,1

65

76,1

140

500

508

500

508

500

50

60,3

450

457

40

48,3

400

406,4

32

42,4

350

355,6

80

88,9

80

88,9

150

600

610

600

610

600

65

76,1

500

508

50

60,3

450

457

40

48,3

400

406,4

100

114,3

100

114,3

160

700

711

700

711

700

80

88,9

600

610

65

76,1

500

508

50

60,3

450

457

125

139,7

125

139,7

180

800

813

800

813

800

100

114,3

700

711

80

88,9

600

610

65

76,1

500

508

150

168,3

150

168,3

200

900

914

900

914

900

125

139,7

800

813

100

114,3

700

711

80

88,9

600

610

200

219,1

200

219,1

250

1000

1016

1000

1016

1000

150

168,3

900

914

125

139,7

800

813

100

114,3

700

711

250

273

250

273

300

200

219,1

150

168,3

125

139,7

300

323,9

300

323,9

330

250

273

200

219,1

150

168,3

350

355,6

350

355,6

360

300

323,9

250

273

200

219,1

400

406,4

400

406,4

400

350

355,6

300

323,9

250

273

Table A.5 — Below is structural dimensions for reducers, concentric and eccentric listed

DN

D

mm

DN1

D1

mm

L

mm

DN

D

mm

DN1

D1

mm

L

mm

20

26,9

15

21,3

38

450

457

400

406,4

381

25

33,7

20

26,9

51

350

355,6

15

21,3

300

323,9

32

42,4

25

33,7

51

500

508

450

457

508

20

26,9

400

406,4

15

21,3

350

355,6

40

48,3

32

42,4

64

600

610

500

508

508

25

33,7

450

457

20

26,9

400

406,4

50

60,3

40

48,3

76

700

711

600

610

610

32

42,4

500

508

25

33,7

450

457

65

76,1

50

60,3

89

800

813

700

711

610

40

48,3

600

610

32

42,4

500

508

80

88,9

65

76,1

89

900

914

800

813

610

50

60,3

700

711

40

48,3

600

610

100

114,3

80

88,9

102

1000

1016

900

914

610

65

76,1

800

813

50

60,3

700

711

125

139,7

100

114,3

127

80

88,9

65

76,1

150

168,3

125

139,7

140

100

114,3

80

88,9

200

219,1

150

168,3

152

125

139,7

100

114,3

250

273

200

219,1

178

150

168,3

125

139,7

300

323,9

250

273

203

200

219,1

150

168,3

350

355,6

300

323,9

330

250

273

200

219,1

400

406,4

350

355,6

356

300

323,9

250

273

Table A.6 – Below are the structural dimensions for reducers (straight), concentric and eccentric listed

DN

D

mm

DN1

D1

mm

L

mm

DN

D

mm

DN1

D1

mm

L

mm

15

21,3

10

17,2

12

350

355,6

300

323,9

94

20

26,9

15

21,3

17

250

273

244

10

17,2

29

200

219,1

404

25

33,7

20

26,9

20

150

168,3

554

15

21,3

37

400

406,4

350

355,6

150

32

42,4

25

33,7

26

300

323,9

244

20

26,9

46

250

273

395

40

48,3

32

42,4

17

200

219,1

554

25

33,7

43

450

457

400

406,4

150

20

26,9

63

350

355,6

301

50

60,3

40

48,3

36

300

323,9

395

32

42,4

53

250

273

545

25

33,7

79

500

508

450

457

150

20

26,9

99

400

406,4

301

65

76,1

50

60,3

47

350

355,6

451

40

48,3

82

300

323,9

545

32

42,4

100

600

610

500

508

301

25

33,7

126

450

457

451

80

88,9

65

76,1

38

400

406,4

601

50

60,3

85

350

355,6

752

40

48,3

120

700

711

600

610

301

32

42,4

138

500

508

601

100

114,3

80

88,9

75

450

457

752

65

76,1

113

400

406,4

902

50

60,3

160

800

813

700

711

301

40

48,3

195

600

610

601

125

139,7

100

114,3

75

500

508

902

80

88,9

151

450

457

1053

65

76,1

188

900

914

800

813

301

50

60,3

235

700

711

601

150

168,3

125

139,7

85

600

610

902

100

114,3

160

500

508

1203

80

88,9

235

1000

1016

900

914

301

65

76,1

273

800

813

601

200

219,1

150

168,3

150

700

711

902

125

139,7

235

600

610

1203

100

114,3

310

1100

1120

1000

1016

308

80

88,9

385

900

914

609

250

273

200

219,1

160

800

813

909

150

168,3

310

700

711

1210

125

139,7

395

1200

1220

1100

1120

296

100

114,3

470

1000

1016

604

300

323,9

250

273

151

900

914

905

200

219,1

310

800

813

1205

150

168,3

461

125

139,7

545

Table A.7 — Below is structural dimensions for caps listed

DN

D

mm

K

mm

15

21,3

25,0

20

26,9

25,0

25

33,7

38,0

32

42,4

38,0

40

48,3

38,0

50

60,3

38,0

65

76,1

38,0

80

88,9

51,0

100

114,3

64,0

125

139,7

76,0

150

168,3

89,0

200

219,1

102,0

250

273,0

127,0

300

323,9

152,0

350

355,6

165,0

400

406,4

178,0

450

457,0

203,0

500

508,0

229,0

600

610,0

267,0

700

711,0

267,0

800

813,0

267,0

900

914,0

267,0

1000

1016,0

305,0


Related References:
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Pipe Schedule
Gauge Size
Nominal Pipe Size
Stainless Steel Pipe Dimensions
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ANSI Standard Pipe Chart
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ISO Tolerances For Fasteners ISO Tolerance Chart|Machining Process associated with ISO IT Tolerance Grade Stainless Steel Thickness Weight Table
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