product name:ANSI B16.5 Welding Neck Flange
clicks:139 times
 
ANSI B16.5 Welding Neck Flange

 
Specific Data:

ANSI B16.5

Demensions of Class 150 Flanges

Nominal

Pipe Size

NPS

O

B

X

A

t

Y

Dia. of

Bolt Circle

Num. of

Bolts

Dia. of

Bolt Holes

1/2

90

15.8

30

21.39.6

4

60.345/8

3/4

100

20.9

38

26.7

11.2

51

69.945/8

1

110

26.6

49

33.4

12.7

54

79.445/8

1-1/4

115

35.1

59

42.2

14.3

5

88.945/8

1-1/2

125

40.9

65

48.3

15.9

60

98.445/8

2

150

52.5

78

60.3

17.5

62

120.743/4

2-1/2

180

62.7

90

73.0

20.7

68

139.743/4

3

190

77.9

108

88.9

22.3

68

152.443/4

3-1/2

215

90.1

122

101.6

22.3

70

177.883/4

4

230

102.3

135

114.3

22.3

75

190.583/4

5

255

128.2

164

141.3

22.3

87

215.987/8

6

280

154.1

192

168.3

23.9

87

241.387/8

8

345

202.7

246

219.1

27.0

100

298.587/8

10

405

254.6

305

273.0

28.6

100

362.0121

12

485

304.8

365

323.8

30.2

113

431.8121

14

535

By Purchaser

400

355.6

33.4

125

476.3121-1/8

16

595

By Purchaser

457

406.4

35.0

125

539.8161-1/8

18

635

By Purchaser

505

457.038.1

138

577.9161-1/4

20

700

By Purchaser

559

508.0

41.3

143

635.0201-1/4

24

815

By Purchaser

663

610.0

46.1

151

749.3201-3/8

 

Demensions of Class 300 Flange

Nominal

Pipe Size

NPS

O

B

X

A

t

Y

Dia. of

Bolt Circle

Num. of

Bolts

Dia. of

Bolt Holes

1/2

95

15.8

38

21.312.7

51

66.745/8

3/4

115

20.9

48

26.7

14.3

5

82.643/4

1

125

26.6

54

33.4

15.9

60

88.943/4

1-1/4

135

35.1

64

42.2

17.5

64

98.443/4

1-1/2

155

40.9

70

48.3

19.1

67

114.347/8

2

165

52.5

84

60.3

20.7

68

127.083/4

2-1/2

190

62.7

100

73.0

23.9

75

149.287/8

3

210

77.9

117

88.9

27.0

78

168.387/8

3-1/2

230

99.1

133

101.6

28.6

79

184.287/8

4

255

102.3

146

114.3

30.2

84

200.087/8

5

280

128.2

178

141.3

33.4

97

235.087/8

6

320

154.1

206

168.3

35.0

97

269.9127/8

8

380

202.7

260

219.1

39.7

110

330.212

1

10

445

254.6

321

273.0

46.1

116

387.4161-1/8

12

520

304.8

375

323.8

49.3

129

450.8161-1/4

14

585

By Purchaser

425

355.6

52.4

141

514.4201-1/4

16

650

By Purchaser

483

406.4

55.6

144

571.5201-3/8

18

710

By Purchaser

533

457.058.8

157

628.6241-3/8

20

775

By Purchaser

587

508.0

62.0

160

685.8241-3/8

24

915

By Purchaser

702

610.0

68.3

167

812.8241-5/8

 

Demensions of Class 400 Flanges

Nominal

Pipe Size

NPS

O

B

X

A

t

Y

Dia. of

Bolt Circle

Num. of

Bolts

Dia. of

Bolt Holes

2

165

By Purchaser

84

60.3

25.4

73

127.083/4

2-1/2

190

By Purchaser

100

73.0

28.6

79149.287/8

3

210

By Purchaser

117

88.9

31.8

83

168.387/8

3-1/2

230

By Purchaser

133

101.6

35.0

86

184.281

4

255

By Purchaser

146

114.3

35.0

89

200.081

5

280

By Purchaser

178

141.338.1

102

235.081

6

320

By Purchaser

206

168.3

41.3

103

269.9121

8

380

By Purchaser

260

219.1

47.7

117

330.0121-1/8

10

445

By Purchaser

321

273.0

54.0

124

387.4161-1/4

12

520

By Purchaser

375

323.8

57.2

137450.8161-3/8

14

585

By Purchaser

425

355.6

60.4

149

514.4201-3/8

16

650

By Purchaser

483

406.4

63.5

152

571.6201-1/2

18

710

By Purchaser

533

457.066.7

165

628.6241-1/2

20

775

By Purchaser

587

508.0

69.9

168685.8241-5/8

24

915

By Purchaser

702

610.0

76.2

175

812.8241-7/8

 

Demensions of Class 600 Flanges

Nominal

Pipe Size

NPS

O

B

X

A

t

Y

Dia. of

Bolt Circle

Num. of

Bolts

Dia. of

Bolt Holes

1/2

95

By Purchaser

38

21.314.3

52

66.745/8

3/4

115

By Purchaser

48

26.7

15.9

57

82.643/4

1

125

By Purchaser

54

33.4

17.5

62

88.943/4

1-1/4

135

By Purchaser

64

42.2

20.7

67

98.443/4

1-1/2

155

By Purchaser

70

48.3

22.3

70

114.347/8

2

165

By Purchaser

84

60.3

25.4

73

127.083/4

2-1/2

190

By Purchaser

100

73.0

28.6

79

149.287/8

3

210

By Purchaser

117

88.9

31.8

83

168.387/8

3-1/2

230

By Purchaser

133

101.6

35.0

86

184.281

4

275

By Purchaser

152

114.3

38.1

102

215.981

5

330

By Purchaser

189

141.3

44.5

114

266.781-1/8

6

355

By Purchaser

222

168.3

44.7

117

292.1121-1/8

8

420

By Purchaser

273

219.1

55.6

133

349.2121-1/4

10

510

By Purchaser

343

273.0

63.5

152

431.8161-3/8

12

560

By Purchaser

400

323.8

66.7

156

489.0201-3/8

14

605

By Purchaser

432

355.6

69.9

165

527.0201-1/2

16

685

By Purchaser

495

406.4

76.2

178

603.2201-5/8

18

745

By Purchaser

546

457.082.6

184

645.0201-3/4

20

815

By Purchaser

610

508.0

88.9

190

732.9241-3/4

24

940

By Purchaser

718

610.0

101.6

203

838.2242

 

Demensions of Class 900 Flanges

Nominal

Pipe Size

NPS

O

B

X

A

t

Y

Dia. of

Bolt Circle

Num. of

Bolts

Dia. of

Bolt Holes

1-1/2

180

By Purchaser

70

48.3

31.8

83

123.841-1/8

2

215

By Purchaser

105

60.3

38.1

102

165.181

2-1/2

245

By Purchaser

124

73.0

41.3

105

190.581-1/8

3

240

By Purchaser

127

88.9

38.1

102

190.581

4

290

By Purchaser

159

114.3

44.5

114

235.081-1/4

5

350

By Purchaser

190

141.3

50.8

127

279.481-3/8

6

380

By Purchaser

235

168.3

55.6

140

317.5121-1/4

8

470

By Purchaser

298

219.1

63.5

162

393.7121-1/2

10

545

By Purchaser

368

273.0

69.9

184

369.9161-1/2

12

610

By Purchaser

419

323.8

79.4

200

533.4201-1/2

14

640

By Purchaser

451

355.6

85.8

213

558.8201-5/8

16

705

By Purchaser

508

406.4

88.9

216

616.0201-3/4

18

785

By Purchaser

565

457.0101.6

229

685.8202

20

855

By Purchaser

622

508.0

108.0

248

749.3202-1/8

24

1040

By Purchaser

749

610.0

139.7

292

901.7202-5/8

 

Demensions of Class 1500 Flanges

Nominal

Pipe Size

NPS

O

B

X

A

t

Y

Dia. of

Bolt Circle

Num. of

Bolts

Dia. of

Bolt Holes

1/2

120

By Purchaser

38

21.322.3

60

82.647/8

3/4

130

By Purchaser

44

26.7

25.4

70

88.947/8

1

150

By Purchaser

52

33.4

28.6

73

101.641

1-1/4

160

By Purchaser

64

42.2

28.6

73

111.141

1-1/2

180

By Purchaser

70

48.3

31.8

83

123.841-1/8

2

215

By Purchaser

105

60.3

38.1

102

165.181

2-1/2

245

By Purchaser

124

73.0

41.3

105

190.581-1/8

3

265

By Purchaser

133

88.9

47.7

117

203.281-1/4

4

310

By Purchaser

162

114.3

54.0

124

241.381-3/8

5

375

By Purchaser

197

141.3

73.1

156

292.181-5/8

6

395

By Purchaser

229

168.3

82.6

171

317.5121-1/2

8

485

By Purchaser

292

219.1

92.1

213

393.7121-3/4

10

585

By Purchaser

368

273.0

108.0

254

482.6122

12

675

By Purchaser

451

323.8

123.9

283

571.5162-1/8

14

750

By Purchaser

495

355.6

133.4

298

635.0162-3/8

16

825

By Purchaser

552

406.4

146.1

311

704.8162-5/8

18

915

By Purchaser

597

457.0162.0

327

774.7162-7/8

20

985

By Purchaser

641

508.0

177.8

356

831.8163-1/8

24

1170

By Purchaser

762

610.0

203.2

406

990.6163-5/8

 

Demensions of Class 2500 Flanges

Nominal

Pipe Size

NPS

O

B

X

A

t

Y

Dia. of

Bolt Circle

Num. of

Bolts

Dia. of

Bolt Holes

1/2

135

By Purchaser

43

21.330.2

73

88.947/8

3/4

140

By Purchaser

51

26.7

31.8

79

95.247/8

1

160

By Purchaser

57

33.4

35.0

89

108.041

1-1/4

185

By Purchaser

73

42.2

38.1

95

130.241-1/8

1-1/2

205

By Purchaser

79

48.3

44.5

111

146.041-1/4

2

235

By Purchaser

95

60.3

50.9

127

171.481-1/8

2-1/2

265

By Purchaser

114

73.0

57.2

143

196.881-1/4

3

305

By Purchaser

133

88.9

66.7

168

228.681-3/8

4

355

By Purchaser

165

114.3

67.2

190

273.081-5/8

5

420

By Purchaser

203

141.3

92.1

229

323.881-7/8

6

485

By Purchaser

235

168.3

108.0

273

368.382-1/8

8

550

By Purchaser

305

219.1

127.0

318

438.2122-1/8

10

675

By Purchaser

375

273.0

165.1

419

539.8122-5/8

12

760

By Purchaser

441

323.8

184.2

464

619.1122-7/8

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