Standards

ZheJiang Chengjiu Pipeline Co., Ltd.

Tel: 0086-0570-5012312
Fax: 0086-0570-5012312
E-mail: sales@cheng-jiu.cn

AS 4087 PN16 & PN21 Flange

AS 4087 PN16 & PN21 Flange

STEEL BACKING FLANGES AS 4087 - Figure B7



Nominal Pipe OD

Flange Size

OD

ID

Minimum Thickness

PCD

Bolt Hole No. x Dia.

Bolt Size

63

50

150

78

11

114

4X18

M16

75

65

165

92

11

127

4X18

M16

90

80

185

108

11

146

4X18

M16

110

100

215

128

13

178

4X18

M16

160

150

280

178

13

235

8X18

M16

200

200

335

235

19

292

8X18

M16

225

225

370

238

19

324

8X18

M16

250

250

405

288

19

356

8X22

M20

315

300

455

338

23

406

12X22

M20

355

350

525

376

30

470

12X26

M24

n/a

375

550

n/a

30

495

12X26

M24

400

400

580

430

30

521

12X26

M24

450

450

640

470

30

584

12X26

M24

500

500

705

533

38

641

16X26

M24

630

600

825

645

48

756

16X30

M27

710

700

910

740

56

845

20X30

M27

n/a

750

995

n/a

56

927

20X33

M30

800

800

1060

843

56

984

20X36

M33

900

900

1175

947

66

1092

24X36

M33

1000

1000

1255

1050

66

1175

24X36

M33


Note: This table has bolting compatibility with AS 2129 Table D flanges.

As per ISO 9624: "The inside diameter of the loose backing flange shall conform to the design of the flange adaptor. In some applications, values of the inside diameter of the loose backing flange differing from those given in the tables may be used."



STEEL BACKING FLANGES AS 4087 - Figure B8 


Nominal Pipe OD

Flange Size

OD

ID

Minimum Thickness

PCD

Bolt Hole No. x Dia.

Bolt Size

63

50

165

78

15

127

4X18

M16

75

65

185

92

15

146

8X18

M16

90

80

205

108

15

165

8X18

M16

110

100

230

128

19

191

8X18

M16

160

150

305

178

24

260

12X22

M20

200

200

370

235

24

324

12X22

M20

225

225

405

238

30

356

12X26

M24

250

250

430

288

30

381

12X26

M24

315

300

490

338

30

438

16X26

M24

355

350

550

376

30

495

16X30

M27

n/a

375

580

n/a

38

521

16X30

M27

400

400

610

430

38

552

20X30

M27

450

450

675

470

38

610

20X33

M30

500

500

735

533

48

673

24X33

M30

630

600

850

645

58

781

24X36

M33

710

700

935

740

58

857

24X36

M33

n/a

750

1015

n/a

58

940

28X36

M33

800

800

1060

843

68

984

28X36

M33

900

900

1185

947

68

1105

32X39

M36

1000

1000

1275

1050

78

1194

36X39

M36

Note: This table has bolting compatibility with AS 2129 Table F & H flanges.

As per ISO 9624: "The inside diameter of the loose backing flange shall conform to the design of the flange adaptor. In some applications, values of the inside diameter of the loose backing flange differing from those given in the tables may be used."

Standards

ZheJiang Chengjiu Pipeline Co., Ltd.

Tel: 0086-0570-5012312
Fax: 0086-0570-5012312
E-mail: sales@cheng-jiu.cn

AS 4087 PN16 & PN21 Flange

AS 4087 PN16 & PN21 Flange

STEEL BACKING FLANGES AS 4087 - Figure B7



Nominal Pipe OD

Flange Size

OD

ID

Minimum Thickness

PCD

Bolt Hole No. x Dia.

Bolt Size

63

50

150

78

11

114

4X18

M16

75

65

165

92

11

127

4X18

M16

90

80

185

108

11

146

4X18

M16

110

100

215

128

13

178

4X18

M16

160

150

280

178

13

235

8X18

M16

200

200

335

235

19

292

8X18

M16

225

225

370

238

19

324

8X18

M16

250

250

405

288

19

356

8X22

M20

315

300

455

338

23

406

12X22

M20

355

350

525

376

30

470

12X26

M24

n/a

375

550

n/a

30

495

12X26

M24

400

400

580

430

30

521

12X26

M24

450

450

640

470

30

584

12X26

M24

500

500

705

533

38

641

16X26

M24

630

600

825

645

48

756

16X30

M27

710

700

910

740

56

845

20X30

M27

n/a

750

995

n/a

56

927

20X33

M30

800

800

1060

843

56

984

20X36

M33

900

900

1175

947

66

1092

24X36

M33

1000

1000

1255

1050

66

1175

24X36

M33


Note: This table has bolting compatibility with AS 2129 Table D flanges.

As per ISO 9624: "The inside diameter of the loose backing flange shall conform to the design of the flange adaptor. In some applications, values of the inside diameter of the loose backing flange differing from those given in the tables may be used."



STEEL BACKING FLANGES AS 4087 - Figure B8 


Nominal Pipe OD

Flange Size

OD

ID

Minimum Thickness

PCD

Bolt Hole No. x Dia.

Bolt Size

63

50

165

78

15

127

4X18

M16

75

65

185

92

15

146

8X18

M16

90

80

205

108

15

165

8X18

M16

110

100

230

128

19

191

8X18

M16

160

150

305

178

24

260

12X22

M20

200

200

370

235

24

324

12X22

M20

225

225

405

238

30

356

12X26

M24

250

250

430

288

30

381

12X26

M24

315

300

490

338

30

438

16X26

M24

355

350

550

376

30

495

16X30

M27

n/a

375

580

n/a

38

521

16X30

M27

400

400

610

430

38

552

20X30

M27

450

450

675

470

38

610

20X33

M30

500

500

735

533

48

673

24X33

M30

630

600

850

645

58

781

24X36

M33

710

700

935

740

58

857

24X36

M33

n/a

750

1015

n/a

58

940

28X36

M33

800

800

1060

843

68

984

28X36

M33

900

900

1185

947

68

1105

32X39

M36

1000

1000

1275

1050

78

1194

36X39

M36

Note: This table has bolting compatibility with AS 2129 Table F & H flanges.

As per ISO 9624: "The inside diameter of the loose backing flange shall conform to the design of the flange adaptor. In some applications, values of the inside diameter of the loose backing flange differing from those given in the tables may be used."